VOLVO
ECM-P0CEA92 - Hybrid/EV Electronics Coolant Pump Performance. Component Failures. Performance or incorrect operation
System
Engine Control Module (ECM)
Volvo models this fault code applies to
Applies to the following models:
1 modelV60 (2011–)
Show models by year and engine (2)
What does this fault code mean?
The code indicates incorrect operation of the water pump for the coolant circuit serving the drive components. It is set when the signal wire to the pump is shorted or has a break, or when the pump has another fault that prevents working cooling.
Possible causes
- Damaged pump
- Short circuit or break in the wiring to the pump
What you can do
- 1Read off the fault code with the ignition on and check whether it is active
- 2Check that the fuses are intact. The locations are shown in the instruction manual or on the fuse list
- 3Where possible, check on a test drive that HYBRID mode and combustion engine operation are normal
- 4Have a workshop check the pump and its wiring. Do not work on the hybrid system's wiring yourself
Symptoms you may notice2
- The combustion engine is active in HYBRID mode more often than normal, or all the time
- A message and a warning symbol are shown in the display
General guidance for car owners. Diagnosis on the car can point to a different cause.