OBD-II Diagnostic Trouble Code
P0CE9
Hybrid/EV electronics coolant pump control circuit open, Bus signal/message faults, Message missing
P
Powertrain
engine / trans
engine / trans
0
Generic
SAE standard
SAE standard
C
Hybrid propulsion
E9
Hybrid/EV electronics coolant pump control circuit open, Bus signal/message…
Severity · general guide
Moderate
Fix soon — usually won't strand you
Code type
Generic
System
Powertrain
Standard
ISO/SAE Controlled
Fault type
Circuit/Open