lights AUDI A8 1998 D2 / 1.G ATQ Engine Tank Ventilation Checking Workshop Manual
Page 6 of 7
24-132
If LED does not light up:
- Check wire connection from terminal 1 to Fuel
Pump (FP) relay via fuse for open circuit.
Electrical Wiring Diagrams, Troubleshooting &
Component Locations binder
- Repair open circuit if necessary.
If LED lights up:
- Checking activation.
Checking activation
- Connect VAG1527B voltage tester to connector terminals 1 (B+) and 2.
- Initiate output DTM and activate Evaporative Emission (EVAP) canister
purge regulator valve -N80- Page 01
-56
.
LED must blink.
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