Engine Control Module: Testing and Inspection

Control Module, Coding

- Connect vehicle diagnostic, testing and information system VAS5051 and select vehicle system "01 - Engine electronics" in selection. Ignition must be switched on.







Display on VAS5051:
- Under -1- select diagnostic function "07 - Code control module".







Display on VAS5051:
1. Enter code word Enter 7-digit control module code in zone -2- in accordance with coding table.

Key to code







Example of coding
0016751 Empty characters, ULEV (emissions regulation), Front Wheel Drive (FWD) with ASR/ESP, 5-Spd. manual transmission, Audi A4

Coding Table







- Confirm entry with -Q- button.







Display on VAS5051:
1. Coding is being performed
- Wait until next display appears.







Display on VAS5051:
1. Coding performed in vehicle system
2. Control module identification with new code
(previous code in brackets)

- Exit function "07 - Coding control module" by pressing square button.
- Switch ignition off and then switch on again after 15 seconds.

NOTE:
- The next time the ignition is switched on the newly entered code will be activated.
- If the ignition is not switched off and on after the correct code has been entered, it will not be possible to erase DTC "01044 Control module incorrectly coded").
- In the case of non-hot country vehicles, the hot-country function (activation of the pump for coolant run-on) must be deactivated in function 11 - Login, or function 11 - Coding II after installation of the new control module, a DTC memory entry is made.