DME 7.8

P1124

167 Fuel Pump Relay Output Stage - Below Limit

Diagnosis conditions
- Engine started

NOTE: The triggering wire for the fuel pump relay, terminal 85, is monitored.

Possible fault cause
- Fuel pump relay
- Short circuit to ground
- DME control module

Affected terminals
Terminal IV/10

Diagnosis/troubleshooting







167 Fuel pump relay output stage - above limit

Diagnosis conditions
- Engine running
- Battery voltage greater than 7 V

NOTE: The triggering wire for the fuel pump relay, terminal 85, is monitored.

Possible fault cause
- Fuel pump relay
- Short circuit to B+
- DME control module

Affected terminals
Terminal IV/10

Diagnosis/troubleshooting







167 Fuel pump relay output stage - open circuit

Diagnosis conditions
- Engine started

NOTE: The triggering wire for the fuel pump relay, terminal 85, is monitored.

Possible fault cause
- Fuel pump relay
- Open circuit
- DME control module

Affected terminals
Terminal IV/10

Diagnosis/troubleshooting