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P2155

P2155

Diagnosis information - DME (DFI)

Power supply of fuel injectors

NOTE: The power supply for the fuel injectors is switched in pairs in the control unit (cylinders 1 + 6, cylinders 3 + 5).

Diagnostic conditions
- Vehicle voltage more than 9 V
- Engine running

Possible fault causes
- Short circuit to B+ / ground or open circuit in the line
- Fuel injector faulty