Coding procedure
- Connect VAG1551/VAG1552 Scan Tool (ST) and press buttons -0- and -1- to insert "Engine Electronics" address word 01 (ignition switched on). See VAG1551/VAG1552 SCAN TOOL (ST), CONNECTING AND SELECTING "ENGINE ELECTRONICS" ADDRESS WORD 01 .
Indicated on display
- Press buttons -0- and -7- to select "Code Control Module" function 07, and press -Q- button to confirm input.
Indicated on display
- Input applicable code number for vehicle, and press -Q- button to confirm input. See ECM CODING VARIATIONS .
If indicated on display:
Incorrect code number has been entered.
Indicated on display (ECM identification and coding, e.g. 06052)
- Press --> button to advance through program sequence.
Indicated on display
- Press buttons -0- and -6- to select "End Output" function 06, and press -Q- button to confirm input.
NOTE:
The Motronic ECM -J220- only uses the code that has been entered after the ignition has been switched off once. Incorrect coding leads to:
- Performance problems (e.g. jerky shifting, abrupt load changes, etc.)
- Increased fuel consumption
- Elevated exhaust gas values
- Storage of non-existent malfunctions in DTC memory
- Reduction in transmission service life