A3 Mk1
Servicing ignition system
Checking ignition transformer
Special tools, workshop equipment, testers, measuring instruments and auxiliary items required
Check conditions
|
Test sequence
Checking voltage supply |
If no voltage is present: |
Checking activation Warning!
During the following test do not touch the terminals of the ignition transformer or test cables.
Note: Removal of fuse 32 interrupts the voltage supply to the injectors. |
If the LED flickers and there is voltage between contacts 2 + 4:
The LED does not flicker:
Checking wiring |
|
If no wiring fault is detected and voltage was present between contacts 2+4:
Checking secondary resistance |
If the specifications are not attained: |