Engine Control Module Version - Displaying
ENGINE CONTROL MODULE VERSION (CODE NUMBER), DISPLAYING USING VAG 1551 SCAN TOOLRequirements:
^ Diagnostic Trouble Code (DTC) memory, activated, see "Function 07"
- activate and then erase DTC memory, continue to let engine idle.
Display will appear as illustrated.
- press 0 and 1 buttons to select function 01 "Control Module version activated".
Display will appear as illustrated.
- press Q button to enter input.
Display illustrates ECM number and code.
Code breakdown:
^ ECM identification number (8A0 906 266 B): actual ECM version
^ Engine type: V configuration, 6 cylinder
^ Engine displacement: 2.8 liter
^ Number of valves per cylinder: 2
^ Fuel system type: MPI (multi-point injection)
^ Software version of ECM: V6.. .= EPROM-status of ECM
^ Hardware and software version of ECM: D...= program status of ECM
^ Coding variants (country codes): Coding 000, see "Function 07"
^ VAG operating number: WSC... (the numeral portion is read into the VAG 1551)
If the ECM number cannot be displayed:
- Disconnect and re-connect ECM to see if intermittant condition is eliminated.
If NO
- replace control module
An erroneous ECM code number can lead to:
^ Vehicle handling problems
^ increased fuel consumption
^ Transmission service life reduced
^ Storage and observance of Diagnostic Trouble Codes that do NOT exist for this vehicle
^ Functions NOT listed such as Oxygen sensor control, EVAP solenoid valve triggering
^ High speed not attainable
To code ECM, see "Function 07"
- press -> button.
Display will appear as illustrated.
Note:
To print a list of possible functions, press the HELP button.