MSS60 Error: 2786, P0193

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2786 - P0193

Information saved in DME
Fault code 2786 - P0193
Fault text Plausibility, fuel-pressure sensor, to mechanical pressure regulator
Fault description Fuel Rail Pressure Sensor 'A' Circuit High
Condition for fault identification Test condition: Fuel pressure too high at idle
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 to fuel pump, check pump and replace as indicated
4. Check fuel pressure sensor and replace as indicated
Fault effect and breakdown warning CC message
Engine speed limited
Reduced power
MIL after engine runs 2x
Driver information Warning light: MIL, EML, CC message, backup program
Service instruction None