P018128

The fuel temperature sensor has a malfunction. The signal offset is outside the permissible range.
Check component 'B4/25 (Fuel pressure and temperature sensor)' by means of actual value.


Check component 'B4/25 (Fuel pressure and temperature sensor)' by means of actual value.
Test prerequisites

- The combustion engine is at a standstill.
- Allow vehicle to stop for at least 5h.

Caution!
To obtain meaningful test results, the following test prerequisites must be satisfied.


Check component 'B4/25 (Fuel pressure and temperature sensor)' by means of actual value.
Test prerequisites

- Switch on ignition.
- All electrical accessories must be switched off.
- Start combustion engine.

Observation Coolant temperature [>,85°C] [<,105°C]: communication with ECU required.
Observation Fuel temperature [>,40°C] [<,80°C]: communication with ECU required.


Test 1: Continue

1.
Check component 'B4/25 (Fuel pressure and temperature sensor)' by means of actual value.

- The actual values are OK.

Further procedure

- Switch on ignition.
- Clear fault memory
- Run combustion engine at idle for approx. 60s.
- Switch off combustion engine.
- Switch on ignition.
- Read out fault memory.

End of test



End of test
Result: Pass