Operation CHARM: Car repair manuals for everyone.
Home >> Volkswagen Truck >> 2000 >> Eurovan V6-2800cc 2.8L (AES) >> Repair and Diagnosis >> Powertrain Management >> Computers and Control Systems >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service and Repair >> Replacement ECM, Adaptation (Function 10)

Replacement ECM, Adaptation (Function 10)




Replacement Engine Control Module (ECM), Adaptation (function 10)


NOTE:
- The Engine Control Module (ECM) is adapted to the control module for anti-theft immobilizer. All newly installed ECMs must be adaptated.
- If there are no authorized ignition keys available, new ignition keys must be prepared and adapted.
- The secret number must be known. If not, determine secret number.
- Adaptation can be interrupted using the "C" button of the VAG 1551 scan tool.
- Before proceeding with adaptation, determine method by which data exchange takes place between the ECM and the immobilizer control module by performing OBD function 08 - Read measuring value block and then use appropriate procedure below:


Immobilizer III with control module data exchange via CAN Bus, ECM adaptation

Requirements

Authorized keys available.


NOTE: If all components are to be replaced, adapt all control modules and use new key set.


- Insert old (authorized) key into ignition lock.
- Connect VAG 1551 Scan Tool (ST), switch on ignition, select operating mode 1 "Rapid Data Transfer", and input address word 01, "Engine Electronics".

Display indicates ECM identification and coding. (Values displayed here are examples only!!).


036 906034F MARELLI 4LV 2615 ->
Coding 00031 WSC XXXXX


- Top line Control module part number
System identification
(IMARELLI 4LV)
Version number

- Bottom line Coding number
Work Shop 1)
1) Automatically stored in control module upon access to system.

- Press -> button.

Indicated on display:


XXXXXXXXXXXXXXXXX XXXXXXXXXXXXXX->


- Top line Vehicle Identification Number (VIN),
(17-digit, WVW....)
Immobilizer Identification number,
(14-digit, VW....)

Prior to adaptation, new ECMs will display VIN and Immobilizer identification fields with placeholders.


NOTE:
- If ECM being installed was previously adapted for Immobilizer functions, the previous adaptation must be cleared using a Login-procedure.
- The secret number required for the above Login-Procedure must be determined from the ECM's 14-position Immobilizer identification number. After a successful Login-Procedure, proceed as follows:


- Press -> button.

Indicated on display:


Rapid Data Transfer HELP
Select function XX


- Press buttons -1- and -0- to select function 10, "Adaptation".

Indicated on display:


Rapid Data transfer Q
10 - Adaptation


- Press -Q- button to confirm input

Indicated on display:


Adaptation
Enter channel number XX


- Press buttons -5- and -0- to select channel 50.
- Press -Q- button to confirm input

Indicated on display:


Channel 50 Adaptation 32000 ->
Pin?


- Press -> button.

Indicated on display:


Channel 50 Adaptation 32000 Q
Enter adaptation value XXXXX


- Input secret number, place a -0- before the 4 digit number. For example: 01915. (Values displayed here are examples only!!).

- Press -Q- button to confirm input


NOTE:
If indicated on display:


Function is unknown or can ->
not be performed at the moment!


- Secret number is not accepted. Repeat input.
- 3 attempts at entering the secret number correctly are possible immediately. The next 3 attempts are not permitted for at least 10 minutes. During this time, the ignition must remain on. On Board Diagnostic (OBD) must be also exited using the "End Output" function 06.
- The wait period between each of the next 3 attempts doubles up to the maximum time of 255 minutes.


Indicated on display:


Channel 50 Adaptation 32000
<-1 3->


Indicated on display:


Channel 50 Adaptation 32000
Wait


Indicated on display:


Channel 50 Adaptation 32000 Q
WVWZZZ6XZ1W000035


With successful adaptation, the VIN will be displayed in the bottom row. (Values displayed here are examples only!!).

- Press -Q- button to confirm input

Indicated on display:


Channel 50 Adaptation 32000 Q
Save changed values?


- Press -Q- button to confirm input

Indicated on display:


Channel 50 Adaptation 32000 ->
Changed values are saved


- Press -> button.

Indicated on display:


Rapid Data Transfer HELP
Select function XX


- Switch off ignition.
- Within 60 seconds, switch ignition on.


NOTE: The next time the ignition is switched on, ECM and immobilizer control module recognition is read and saved. After which, starting the engine should only be done after approximately 2 minutes.


Immobilizer III with control module data exchange via "W" Circuit, ECM adaptation

Requirements

Authorized key available.


- Insert old (authorized) key into ignition lock.
- Connect VAG 1551 Scan Tool (ST), switch on ignition, select operating mode 1 "Rapid data transfer" and enter address word 25 "Immobilizer".

After control module identification is displayed:

- Press -> button.

Indicated on display:


Rapid data transfer HELP
Select function XX


- Press button -1- twice. This selects the "Login procedure" function 11.

Indicated on display:


Rapid data transfer
11 - Login - procedure


- Press -Q- button to confirm input.

Indicated on display:


Login procedure
Enter code numbers XXXXX


- Input secret number, place a -0- before the 4 digit number. For example: 01915. (Value given here is an example only!!).
- Press -Q- button to confirm input.

Indicated on display:


Rapid data transfer HELP
Select function XX


NOTE:
If indicated briefly on display:


Scan tool sends address word 25


- Secret number is not accepted. Repeat input.
- 3 attempts at entering the secret number correctly are possible immediately. The next 3 attempts are not permitted for at least 10 minutes. During this time, ignition must remain on. On Board Diagnostic (OBD) must be also exited using the "End Output" function 06.
- The wait period between each of the next 3 attempts doubles up to the maximum time of 255 minutes.


- Press buttons -1- and -0- to select "Adaptation", function 10.

Indicated on display:


Rapid data transfer Q
10 Adaptation


- Press -Q- button to confirm input.

Indicated on display:


Adaptation
Enter channel number XX


- Press -0- button twice to select "channel 0".
- Press -Q- button to confirm input.

Indicated on display:


Adaptation Q
Erase adaptation values?


- Press -Q- button to confirm input.

Indicated on display:


Adaptation ->
Adaptation values have been erased


- Press -> button.

Indicated on display:


Rapid data transfer HELP
Select function XX


- Switch off ignition.
- Within 60 seconds, switch ignition on.


NOTE: The next time the ignition is switched on, ECM and immobilizer control module recognition is read and saved. After which, starting the engine should only be done after approximately 2 minutes.
pro multis · About Operation CHARM