Possible Sources
WARNING: This page is about a different variant/trim than selected.
- Connectors damaged or pushed-out terminals, corrosion, loose wires and missing or damaged seals
- Cabin heater coolant pump
- BJB fuse 36 (20A)
- PCM
NOTE:
If electric motor coolant pump and battery pack coolant pump Diagnostic Trouble Codes (DTCs) are set, inspect the BJB
fuse 36 (20A) for an open.
DTC FAULT TRIGGER CONDITIONS
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| P0CE9:00 | Hybrid/EV Electronics Coolant Pump Control Circuit/Open | The PCM detects a short to power, ground or an open on the PWM output. |
| P0CEA:00 | Hybrid/EV Electronics Coolant Pump Control Performance | The PCM detects a short to power, ground or an open on the PWM output. |
| P0CEA:12 | Hybrid/EV Electronics Coolant Pump Control Performance Short to Battery | The PCM detects a 100% duty cycle on the diagnostic input. |
| P0CEA:14 | Hybrid/EV Electronics Coolant Pump Control Performance Short to Ground or Open | The PCM detects a 0% duty cycle on the diagnostic input. |