Volkswagen Passat 1995 Official Factory Repair Manual page 1703

Motronic Fuel Injection and Ignition system, component layout
Initiate basic setting
Input display group number XX
System in basic setting 2
1 2 3 4
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- Press
- Select Function 04 "Initiate basic setting" and
confirm with Q.
Display will appear as shown:
HELP
- Input 01 for display group 01 and confirm with Q.
Display will appear as shown: (1...4 = Display
zones)
Note:
In the "System in basic setting" function, the EVAP
canister purge regulator valve 1 (N80) is closed.
Do not continue with check until the engine
temperature exceeds 80 C (176 F) (display
zone 2).
- Briefly increase engine speed (using accelerator
pedal) and then let idle for 2 minutes.
- Read data for engine speed and ignition timing.
button.
Display zone 1 = Engine speed
Specification: 650...750 RPM
Display zone 4 = Ignition timing
Specification: 6 before TDC fluctuating
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6/12/2004