MSS60 Error: 27CE, P0191

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27CE - P0191

Information saved in DME
Fault code 27CE - P0191
Fault text Fuel pressure/model comparison
Fault description Fuel Rail Pressure Sensor 'A' Circuit Range/Performance
Condition for fault identification Test condition: Fuel pressure deviates from calculated model pressure by more than allowed threshold
Terminal condition: Engine running
Voltage condition: Battery voltage > 10.9V (k_pks_obd_ub_min)
Condition for fault memory entry 10000 ms
Action in service 1. Carry out test routine
2. Check fuel filter, replace as indicated
3. Check plug and wiring harness at fuel pressure sensor, replace as indicated, check sensor and replace as indicated
4. Check plug and wiring harness at the fuel pump, check pump and replace as indicated
Fault effect and breakdown warning MIL on after engine runs 2x
Driver information Warning light: MIL
Service instruction None