How to start a bmw with comfort access

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How to start a bmw with comfort access

November 8, 2019 / 2 minutes study

How to start a bmw with comfort access

The following chapter on the guidelines of useful BMW How-To films reveals us how to use the Comfort Access attribute to get in and out of a BMW vehicle in a helpful and seamless methodology. Comfort Access makes use of radio frequency communication know-how to detect the digital key fob and its place relative to the auto. When activated, this attribute permits the driving force and passenger to unlock and lock the BMW vehicle with out the need of reaching for the auto or pressing the outer door handles.

How to start a bmw with comfort access

The Comfort Access system, which is obtainable as an risk on principally all new BMW fashions, could also be activated by means of the intuitive BMW OS 7.zero infotainment interface. To get in all probability essentially the most out of this attribute, select the selection CAR on the precept show display, then go to Settings, swipe to uncover Vehicle Access and click on on on it, then select Comfort Access and tick the marks for “Unlock by approaching” and “Lock by leaving”.

The following time you methodology your BMW, maintain the necessary factor fob in your pocket and the auto will robotically sense it and open itself based in your earlier Comfort Access setting. The LED daytime working working and the LED taillights will activate, whereas the doorway and rear blinkers will activate to signal the opening of the auto. The surface mirrors will even unfold.

How to start a bmw with comfort access

When leaving the auto, shut the door, distance your self holding the auto key in your pocket and your BMW will robotically lock itself, blink to signal this movement, fold the mirrors after which flip off the lights.

You probably can administration the auto’s habits upon opening and shutting robotically by going up to the Vehicle Access menu and ticking the containers for “Flash for lock/unlock”, “Acoustic signal for lock/unlock” and “Fold mirrors in when locked”. It’s essential to highlight that, due to safety and battery price requirements, the Comfort Access will robotically deactivate if there have handed larger than three days as a result of the auto was closing accessed.

The featured model on this video is (seemingly) an all-black M850i xDrive Gran Coupe (G16) specced in Sapphire Black metallic shade, with 20-inch Black Y-spoke 728 M Sport alloy wheels, some M Effectivity Parts (carbon fiber mirror casings and entrance grille ornaments), exterior side window adornments in BMW Specific individual high-gloss Shadow Line and a cabin pampered throughout the BMW Specific individual Merino Fiona Crimson/Black leather-based upholstery, BMW Specific individual Piano Lack high-sheen wood trim for the dashboard and CraftedClarity glass features.

Listed below are all recommendations on BMW CAS key programming and comfort access. Need this helps someone.

What’s comfort access system?

The comfort access system locations an end to in search of vehicle keys in your purse or pockets. Merely methodology your BMW, open the door and press the Start button. Your distinctive secret’s recognised remotely by the comfort access sensors.

How to start a bmw with comfort access

How to permit/disable keys and comfort access ?

The two key issue applies to comfort access. (Solely two keys at a time can set off the comfort access system, all totally different keys act like common keys.)
You’ll take a look at the VIN on the CAS to see if it matches the auto nevertheless even that’s not 100% positive with out performing some very superior digging.
Rheingold can permit/disable keys nevertheless solely the preprogrammed transponders throughout the CAS. It might properly’t make your key work if the transponder in your key isn’t throughout the eeprom of the CAS.
There’s moreover a carry out for learning which key amount is throughout the slot on the dash. If it comes once more as unknown then your CAS isn’t genuine.

How to program the CAS to match the necessary factor?

There are devices that will do it. Nevertheless you’re going to spend 5-10okay for them. Cheaper to have the vendor type it out.

If you would like to avoid vendor i like to recommend you each:
1. Buy used CAS+DME+KEY set and have someone with applicable devices program each half so it matches ur vehicle. In reality a like for like set will in all probability be a straight plugin in and drive away as CAS AND DME are already synced. Nonetheless there’ll in all probability be VIN MILEAGE and totally different mismatches.
2. Buy one factor like BMW multi machine and a VIRGIN key and program it your self. When achieved merely promote the machine on expert web sites like uobdii.com to recoup worth.

The place can I buy a Virgin key?

Confirm China auto software program program distributors for virgin keys and transponders, they usually have them. Usually excellent. The plastic feels a bit cheaper nevertheless you might merely swap it over with a used case from http://www.uobdii.com/BMW-KEY
Primarily you need to get the ISN key out of your CAS. BMW MULTI TOOL v7.7 does this robotically. You’ll get an eeprom dump from the CAS one other methodology you need after which buy a low price HITAG 2 KEY programmer and program the necessary factor that methodology. It will in all probability be barely cheaper.

All BMW CAS key programming requires ISN capabilities?

You need to match the ISN between CAS and DME. Altering VIN in DME is simply not ample to make it actually works.

In E Assortment, For key programming, all keys misplaced, moreover ISN is required to make the necessary factor on this case (encrypted CAS3+, fashions 2008 and up)

In F assortment, F01, early F010 are easy, any machine can do it. you want to bear in mind the CAS4+ (EWS5), started in 2013 F010, F020,…, this type requires moreover ISN learning from DME to make a key.

Briefly: key programming for BMW fashions 2008 and up requires ISN capabilities, you want to uncover the proper machine (VVDI2 bmw) who can study ISN.

In case your aim is 2007 and below, any low price machine can do this job for you.

Listed below are all recommendations on BMW CAS key programming and comfort access. Need this helps someone.

What’s comfort access system?

The comfort access system locations an end to in search of vehicle keys in your purse or pockets. Merely methodology your BMW, open the door and press the Start button. Your distinctive secret’s recognised remotely by the comfort access sensors.

How to start a bmw with comfort access

How to permit/disable keys and comfort access ?

The two key issue applies to comfort access. (Solely two keys at a time can set off the comfort access system, all totally different keys act like common keys.)
You’ll take a look at the VIN on the CAS to see if it matches the auto nevertheless even that’s not 100% positive with out performing some very superior digging.
Rheingold can permit/disable keys nevertheless solely the preprogrammed transponders throughout the CAS. It might properly’t make your key work if the transponder in your key isn’t throughout the eeprom of the CAS.
There’s moreover a carry out for learning which key amount is throughout the slot on the dash. If it comes once more as unknown then your CAS isn’t genuine.

How to program the CAS to match the necessary factor?

There are devices that will do it. Nevertheless you’re going to spend 5-10okay for them. Cheaper to have the vendor type it out.

If you would like to avoid vendor i like to recommend you each:
1. Buy used CAS+DME+KEY set and have someone with applicable devices program each half so it matches ur vehicle. In reality a like for like set will in all probability be a straight plugin in and drive away as CAS AND DME are already synced. Nonetheless there’ll in all probability be VIN MILEAGE and totally different mismatches.
2. Buy one factor like BMW multi machine and a VIRGIN key and program it your self. When achieved merely promote the machine on expert web sites like uobdii.com to recoup worth.

The place can I buy a Virgin key?

Confirm China auto software program program distributors for virgin keys and transponders, they usually have them. Usually excellent. The plastic feels a bit cheaper nevertheless you might merely swap it over with a used case from http://www.uobdii.com/BMW-KEY
Primarily you need to get the ISN key out of your CAS. BMW MULTI TOOL v7.7 does this robotically. You’ll get an eeprom dump from the CAS one other methodology you need after which buy a low price HITAG 2 KEY programmer and program the necessary factor that methodology. It will in all probability be barely cheaper.

All BMW CAS key programming requires ISN capabilities?

You need to match the ISN between CAS and DME. Altering VIN in DME is simply not ample to make it actually works.

In E Assortment, For key programming, all keys misplaced, moreover ISN is required to make the necessary factor on this case (encrypted CAS3+, fashions 2008 and up)

In F assortment, F01, early F010 are easy, any machine can do it. you want to bear in mind the CAS4+ (EWS5), started in 2013 F010, F020,…, this type requires moreover ISN learning from DME to make a key.

Briefly: key programming for BMW fashions 2008 and up requires ISN capabilities, you want to uncover the proper machine (VVDI2 bmw) who can study ISN.

In case your aim is 2007 and below, any low price machine can do this job for you.

How to start a bmw with comfort access

BMW has a comfort access system that allows you to open the auto door and start the engine with out having to contact the necessary factor. All you’ve got to do is have the necessary factor someplace on you (or shut to you.) The distinctive sensors in it are associated to the sensors throughout the vehicle’s laptop computer system, so solely your vehicle key will in all probability be acknowledged. While you methodology the auto merely contact the inside of the door deal with, after which head on in. Uncover out further about what else this method can do, and the know-how behind it.

Approaching the Vehicle

As quickly as the key’s inside about 5 ft of the auto, the system robotically senses it’s inside range. Your vehicle will verify the necessary factor, so that you just have to contact the door deal with to unlock it. It’s the correct decision for a day of working errands the place you merely want to have the chance to come and go as quickly and successfully as potential. It moreover gives you an alert within the occasion you left your keys behind, so that you just don’t have to spend 10 minutes trying your purse for one factor that isn’t there.

Start and Drive

BMW Comfort Access makes it potential to drive away with out having to uncover your keys as a results of the auto is each engaged or disengaged based on the mere presence of the necessary factor. While you’re settled into the driving force’s seat, merely use the Push button to start and stop the engine. The Comfort Access system moreover customizes your drive. The key is outfitted to retailer up to 11 fully totally different choices, comparable to your seat settings, mirror configurations, and the steering wheel place. All you’ve got to do is get into the auto to set off the pre-programmed settings. It makes using a valet service easier as you’ll be able to present the driving force the valet key, and they also might make their very personal modifications as quickly as they’re inside. As quickly as they’re achieved though, you’ll on no account have to fuss to get the mirrors once more to the suitable place as soon as extra.

Leaving Your Vehicle

Whether or not or not you merely wished to seize one factor out of the auto in any other case you’re reached your remaining trip spot, lock the doorways with out the keys by pressing the door deal with’s exterior button. Open and shut the trunk of the auto by using the contactless carry out. All you need to do is swipe your foot briefly beneath the once more bumper to activate a signal on the BMW’s onboard laptop computer. The trunk opens up completely, so you might put your whole gear in it even when your fingers are completely full. Ought to the auto ever fail to acknowledge your vehicle key, you might nonetheless use the distant administration capabilities the standard methodology.

BMW comfort access system is just one aspect of the comfort supplied in these luxurious vehicles. Full your comfort with totally different choices, identical to the My BMW Distant iPhone app that will do points like administration the native climate of your vehicle on notably scorching or chilly days or help you uncover it in a crowded automobile parking space.

Tags: BMW, Comfort Access System
Posted in BMW USA | Suggestions Off on How does BMW Comfort Access System Work?

The BMW comfort access know-how was launched in 2002 as a keyless distant system that makes use of sensors to detect the place the proprietor is in proximity to the auto inside 1.5 meters (about 5 ft), allowing him or her to access the auto and trunk practically fingers free. Given that know-how has improved since 2002, pretty than pushing the unlock button on the necessary factor to unlock the auto (keyless entry), the proprietor merely has to methodology the auto, put his or her hand on a door and it will unlock. The once more of the auto has sensors beneath the rear bumper, and when the proprietor waves a foot beneath it, he or she can access the trunk.

Moreover, when the smart key system has detected the driving force throughout the cabin, it unlocks the stop/start button, which engages or disengages the auto. If the system detects that the proprietor has left the auto, he or she can lock it by merely touching the door deal with from the pores and skin.

Lastly, the smart key can save up to 11 personalised settings for the seat, steering wheel, and mirror modifications. Whether or not or not you’ve got a newer model BMW or an older one, the information below will highlight the steps you need to take in order to use your comfort access know-how downside free.

Method 1 of 1: Using your BMW comfort access know-how

Step 1: Lock and unlock doorways. You in all probability have an older mannequin BMW that does not have door sensors, it’s best to have to click on on the respective button for each carry out.

To unlock the door, merely contact the best button with the arrow. While you hear the auto beep two or Three instances, the driving force’s side door will unlock; contact the button as soon as extra to open the passenger doorways. In order to lock the doorways, click on on the center button, which is the spherical BMW emblem.

Step 2: Technique the auto and seize the deal with. Merely methodology the auto with the smart key in a single amongst your pockets and phone the inside of the deal with to unlock the door.

To lock the door as soon as extra, exit the auto with the necessary factor in your pocket and phone the ridged sensor on the upper correct side of the deal with and it will lock. You in all probability have further superior comfort access know-how on a newer BMW model, you don’t need to press the buttons on the necessary factor, nevertheless the chance is there within the occasion you like.

  • Tip: For individuals who’re not sure of the extent of comfort access know-how your vehicle is equipped with, search the recommendation of your vehicle’s handbook.

Step 3: Access the trunk on older fashions. Merely press the underside button in your smart key, which ought to current a picture of a vehicle, and the trunk will unlock.

Step 4: Unlock using comfort access. Technique the trunk with the smart key in your pocket, wave your foot beneath the once more bumper, and the trunk will unlock.

Step 5: Start your vehicle with older mannequin. With key throughout the ignition with the buttons going by upwards and with your foot on the brake, press and launch the “Start/Stop” ignition button.

This button is to the suitable of your steering wheel and, after pressing it one time, the auto ought to start.

Step 6: Start vehicle with newer mannequin. With the smart key in your pocket throughout the coronary heart console and with your foot on the brake, press and launch the “Start/Stop” button.

That’s to the suitable of your steering wheel. Press it one time and the auto ought to start.

Step 7: Stop with an older mannequin. Alongside with your vehicle parked and the parking brake engaged, press and launch the “Start/Stop” button one time.

The engine ought to flip off. As quickly because the engine is off, press inward on the necessary factor first, after which pull outward to launch it and put it in a safe place so you do not misplace it. Don’t overlook to lock the auto by touching the center button on the smart key when you depart.

Step 8: Stop with newer mannequin. Park your vehicle and interact the parking brake and press and launch the “Start/Stop” button one time.

Be certain to take your smart key with you when you exit the auto, and don’t overlook to lock it by touching the best correct a a part of the deal with from the pores and skin.

BMW’s Comfort Access know-how is helpful to anyone after they’re bringing residence groceries and have their fingers full, and even just for regular ease and comfort. In case you’re having factors with your Comfort Access know-how, Ask a Mechanic for some helpful suggestion and guarantee to have your battery inspected within the occasion you uncover it showing unusually.

This textual content initially appeared on YourMechanic.com as How to Use a BMW With Comfort Access Know-how.

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The comfort access system locations an end to in search of vehicle keys in your purse or pockets. Merely methodology your BMW, open the door and press the Start button. Your distinctive secret’s recognised remotely by the comfort access sensors.

As shortly as you come inside 1.5 metres of your BMW, the comfort access system remotely senses your BMW key, wherever you happen to be carrying it – in your jacket pocket, purse or briefcase. Merely contact the door deal with and the door unlocks. The system moreover senses as soon as you have entered the cabin and permits the Start/Stop button , so all you need to do is press it and drive off.

And when you attain your trip spot, your BMW locks all doorways robotically merely with a press on the surface door deal with. Your vehicle key moreover capabilities as a distant administration for opening and shutting the tailgate. If you need, you might retailer your specific individual driver settings by using the necessary factor’s memory carry out. Up to eleven specific individual preferences for seat modifications, exterior mirrors, steering wheel place, BMW Head-Up Present and the audio system can, counting on the model of your BMW, be saved on the necessary factor and activated each time you enter your vehicle.

Contactless opening of the tailgate is one different progressive know-how from BMW ConnectedDrive . A sensor detects a transient movement of your foot below the rear bumper and sends a signal to the on-board laptop computer, which unlocks the tailgate. The tailgate then springs open by itself or is opened by the non-obligatory tailgate elevate. Contactless opening of the tailgate requires the auto system to recognise your vehicle key and unlock the auto.

BMW ConnectedDrive offers totally different useful suppliers that complement comfort access: within the occasion you are not sure whether or not or not you have obtained locked your vehicle, it’s best to use the actual instruments Distant Corporations attribute to take a look at in your vehicle from wherever you is perhaps. Title the BMW Title Centre to take a look at the standing of your vehicle – and have it locked or unlocked, as wished.

An far more smart thought: the iPhone™ app My BMW Distant. Counting on the auto model and instruments, this app permits you to use quite a few Distant Corporations and title up helpful vehicle information. For example, when you can’t uncover your BMW in a vehicle park, merely make the lights flash or sound the ho with the iPhone. It’s possible you’ll discover your vehicle and should unlock it immediately with your iPhone. Some BMW fashions moreover provide Distant Native climate Administration, so you might start your jouey at an optimum temperature. The prerequisite for Distant Corporations is the actual instruments ConnectedDrive Corporations.

Comfort-access-system

How to start a bmw with comfort access

The comfort access system locations an end to in search of vehicle keys in your purse or pockets. Merely methodology your BMW, open the door and press the Start button. Your distinctive secret’s recognised remotely by the comfort access sensors.

As shortly as you come inside 1.5 metres of your BMW, the comfort access system remotely senses your BMW key, wherever you happen to be carrying it – in your jacket pocket, purse or briefcase. Merely contact the door deal with and the door unlocks. The system moreover senses as soon as you have entered the cabin and permits the Start/Stop button , so all you need to do is press it and drive off.

And when you attain your trip spot, your BMW locks all doorways robotically merely with a press on the surface door deal with. Your vehicle key moreover capabilities as a distant administration for opening and shutting the tailgate. If you need, you might retailer your specific individual driver settings by using the necessary factor’s memory carry out. Up to eleven specific individual preferences for seat modifications, exterior mirrors, steering wheel place, BMW Head-Up Present and the audio system can, counting on the model of your BMW, be saved on the necessary factor and activated each time you enter your vehicle.

Contactless opening of the tailgate is one different progressive know-how from BMW ConnectedDrive . A sensor detects a transient movement of your foot below the rear bumper and sends a signal to the on-board laptop computer, which unlocks the tailgate. The tailgate then springs open by itself or is opened by the non-obligatory tailgate elevate. Contactless opening of the tailgate requires the auto system to recognise your vehicle key and unlock the auto.

BMW ConnectedDrive offers totally different useful suppliers that complement comfort access: within the occasion you are not sure whether or not or not you have obtained locked your vehicle, it’s best to use the actual instruments Distant Corporations attribute to take a look at in your vehicle from wherever you is perhaps. Title the BMW Title Centre to take a look at the standing of your vehicle – and have it locked or unlocked, as wished.

An far more smart thought: the iPhone™ app My BMW Distant. Counting on the auto model and instruments, this app permits you to use quite a few Distant Corporations and title up helpful vehicle information. For example, when you can’t uncover your BMW in a vehicle park, merely make the lights flash or sound the ho with the iPhone. It’s possible you’ll discover your vehicle and should unlock it immediately with your iPhone. Some BMW fashions moreover provide Distant Native climate Administration, so you might start your jouey at an optimum temperature. The prerequisite for Distant Corporations is the actual instruments ConnectedDrive Corporations.

How do I lock and unlock my BMW?

Unlocking your BMW is a straightforward case of pressing the unlock button on the prime of the necessary factor fob. You probably can choose whether or not or not to unlock all the doorways, or just the driving force’s door, inside the auto’s settings menu. Equally, pressing the BMW roundel on the centre of the necessary factor fob will lock all the doorways, boot and gasoline cap and the alarm system will in all probability be activated. On chosen fashions, pressing and holding down the lock button will even shut the sunroof and any open house home windows, as well as to fold throughout the wing mirrors. To open the boot lid from open air the auto, press the boot lid button on the bottom of the necessary factor fob. Holding it down will launch the lock and for BMWs equipped with an computerized tailgate, the boot will open. Throughout the unlikely event that neither outfitted key fob is working, there isn’t any need to worry. The built-in key might be utilized to open and lock the auto as well as to the glove area.

How do I exploit my key?

Your BMW comes outfitted with two key fobs to be sure to always have a spare, nevertheless to moreover allow every you and a additional driver to tailor the auto’s set-up to your private personal preferences. Each key can retailer a separate driver profile which saves a number of settings collectively with these for the air-con, favourite buttons and navigation system. These are robotically saved to the necessary factor fob when the auto is locked. So if there are two widespread drivers of the auto, they will each use separate keys and the in-car settings robotically change in accordance to the necessary factor getting used. There are a number of preferences accessible to tailor the locking system in your BMW. You probably can configure these by deciding on Doorways/key contained in the settings menu throughout the vehicle. These settings could also be modified at any time. In order to add or take away the necessary factor from a key ring, it’s actually useful to first take away the built-in key. Press and keep the button on the once more or side of the fob and draw again from you. To interchange it, merely insert the necessary factor once more contained within the fob and push shut until it clicks.

How do I open and shut the bonnet?

Opening the bonnet to access the engine compartment is simple. Merely pull twice on the lever to the underside correct of the driving force’s footwell. A message will appear on the instrument present to allow you to understand the bonnet has been launched. Then merely elevate the bonnet up from the doorway of the auto. To close, drop the bonnet from a peak of roughly 40cm, after which push down to make sure that it’s full closed and secure on both sides.

How do I start and stop the engine?

Your BMW consists of our Comfort Go system as regular, so there isn’t any need to fumble spherical with a key to start the engine. So long as the necessary factor fob is throughout the vehicle with you, the ignition could also be turned on by merely pressing the Start Stop button as quickly as. All strategies end up to be operational, nevertheless the engine stays off. The ignition and engine is started collectively by pressing the brake pedal, adopted by the Start Stop button. For handbook transmission fashions, merely press the brake pedal whereas partaking the clutch after which press the Start Stop button. To minimise gasoline consumption and reduce emissions, your BMW is equipped with an Auto Start Stop carry out, which robotically switches the engine off when you brake to a stand nonetheless comparable to queuing in guests or prepared at lights. As shortly as you launch the brake pedal to switch off as soon as extra, the engine is instantly started. For individuals who would love to disable this attribute, merely press the small button above or adjoining to the Start Stop button. An LED light signifies that Auto Start Stop has been switched off. Merely press the button as soon as extra to reactivate. There are particular conditions when Auto Start Stop is just not going to flip off the engine, or when it ought to flip it once more on for comfort or safety causes. Full particulars of these conditions are listed contained in the proprietor’s handbook. To completely change off the engine, maintain the brake pedal pressed when stationary and press the Start Stop button. The audio and administration reveals will keep on. With the appropriate gear chosen and handbrake utilized, it is now safe to exit the auto. The audio and present is then switched off when the auto is locked.

How do I exploit the cockpit controls?

Our BMW designers have not solely centered on the mannequin of your vehicle’s inside, however moreover ensured that ceaselessly used controls are positioned conveniently for the driving force. Above the rear view mirror you’ll uncover the emergency SOS title button and inside learning lights. Below the precept central present are the hazard lights collectively with direct access to the settings in your intelligent driver assist strategies*, or for fashions with out IDAC, the central locking controls to lock or unlock the auto from the inside. The centre console, angled in path of the driving force, houses a number of key capabilities collectively with the favourite buttons which can be personalised to your principally used iDrive choices. The amount of the leisure system could also be adjusted or muted and radio stations or music tracks could also be chosen and skipped. By pressing the mode button, you might toggle by means of the numerous leisure sources, and radio guests critiques could also be switched on or off on the contact of a button. For comfort, the native climate and inside comfort controls are grouped collectively. The set temperature could also be robotically maintained for you, or the depth of air motion could also be adjusted manually collectively with the course of the air distribution. The settings for the driving force’s side could also be transferred to the passenger’s side using the sync mode. For optimum cooling in scorching conditions, the energetic cooling mode could also be chosen. There are a number of air circulation modes accessible. The same old ambient setting attracts in air from open air the auto. An AUC mode screens for air pollution open air and robotically shuts them out if detected, whereas the maintained mode completely shuts off the surface air present and recirculates the prevailing air throughout the cabin. The within temperature sensor might be located on this house of the centre console.

How to start a bmw with comfort access

The CAS serves as an antitheft alarm system and permits the start of BMW vehicles.
A transponder chip is built-in in each of the auto keys. A hoop coil is fitted with regard to the ignition lock. The transponder chip is powered by this coil from the CAS administration module. Which implies that no battery is important within the necessary factor. The flexibility present and data change occur within the similar methodology as a transformer between the loop antenna (coil) on the ignition lock and the transponder chip.
The necessary factor then sends data to the CAS administration module. If these data are applicable, the CAS administration module permits the starter by means of a relay located throughout the administration module and furthermore sends a coded start permit signal by means of a data hyperlink to the DME/DDE. These procedures may lead to a start delay of up to half a second.

Information hyperlink to DME/DDE
The CAS administration module sends a coded permit signal to the DME/DDE by means of the data hyperlink. The engine cannot be started sooner than this signal has been transferred.

Engine administration module (DME/DDE) with coded start permit enter
The engine administration module (DME/DDE) solely permits engine start if a applicable permit signal is obtained from the CAS administration module.

EWS-DME/DDE interface
Equal random codes are saved throughout the CAS administration module and throughout the DME/DDE administration module. The value of these codes changes after every start course of. Start permit solely takes place if the code despatched by the CAS administration module agrees with the code calculated throughout the DME/DDE administration module.
The administration modules are allotted solely all through preliminary programming of the DME/DDE administration module. The engine administration module then adopts the important code of the CAS administration module.

It is not potential to substitute the DME/DDE or CAS administration modules for verify features!
In unusual circumstances, it is potential that the random codes in every administration modules deviate from each other. In these circumstances, it is potential to reset every codes to the preliminary value by means of the service carry out (DME (DDE) – CAS calibration) (EWS calibration).

The following course of takes place after inserting the auto key throughout the ignition lock:
· The transponder within the secret’s powered by means of the loop antenna and sends the necessary factor data to the CAS administration module.
· The CAS administration module checks the necessary factor data to assure it is applicable and solely then sends an permit signal to the starter.
· The CAS administration module sends the random code to DME/DDE. There, the random code is checked in the direction of the saved random code; within the occasion that they match, the gasoline injection is launched.
· After the engine has started, the CAS administration module generates new key data (random code) and transfers them to the transponder within the necessary factor.
· A model new random code might be created and saved throughout the DME/DDE administration module.

The following faults are monitored throughout the engine administration module:
· Interface, i.e. line to CAS administration module: On this case, the take a look at is carried out in order to arrange whether or not or not a signal is obtained and whether or not or not this signal is simply not matter to excessive interference.
· Random code: A take a look at is carried out as to whether or not or not the random code which is distributed by the CAS administration module agrees with the price calculated throughout the DME (DDE) administration module.
Engine start is inhibited if a fault is detected.

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