VOLVO
ECM-P0CEC00 - Hybrid/EV Electronics Coolant Pump Control Circuit High. General Failure Information. No sub type information
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?
Although the code is named control circuit high, the condition concerns the signal wire between the engine control module and the pump, which is shorted or has a break, or a pump 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
- 3Have a workshop investigate the pump's wiring and the pump itself
- 4Do not work on the hybrid system's electronics or 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.