Action in service

1. Check the voltage supply to the load-shedding relay for ignition and fuel injection.
2. Check wiring harness between DME and load-shedding relay for ignition and fuel injection.
3. Check the supplied components (see applicable wiring diagram) and associated wiring harnesses for short circuit.
4. Switch off terminal 15, let the vehicle to go to sleep.

If the fault is still present: Renew the load-shedding relay for the ignition and fuel injection or integrated supply module.