PowertrainP0CEF

Caution

Severity: Caution - get it checked when you can

Hybrid/EV electronics coolant temperature sensor 'A' circuit range/performance

13 brands affected · Description from Toyota data.

Key terms: Control module: a small computer that runs one part of the car · Powertrain: engine, transmission and emissions

Safety: This code relates to engine cooling or temperature. Overheating can damage the engine.

1What it means in plain English

The engine or powertrain control system has stored a fault that does not have specific guidance in this database yet.

2Common causes

Sensor or actuator fault
Wiring or connector fault
Vacuum or intake leak
Fuel or ignition problem
Control module fault

3Can I drive?

Caution · drive with care

Watch the temperature gauge. Stop safely and let the engine cool if the gauge climbs, steam appears, or a red warning light comes on.

This page gives general information. It is not professional advice. For a definite diagnosis and a repair quote, ask a qualified mechanic to inspect the car.

4Brand data 13

Brand	Code	Description	System
Ashok Leyland CV	P0CEF	Clutch Pedal Position. Sensor A. Not Recognised Brand	Powertrain
Daewoo	P0CEF	No description available	Powertrain
EOBD	P0CEF	Suhu pendingin elektronik hibrida/VE sensor 'A' rangkaian rentang/kinerja Brand	Powertrain
GM	P0CEF	No description available	Powertrain
Holden	P0CEF	Hybrid Electronics Coolant Temperature Sensor Performance Brand	Powertrain
Honda	P0CEF	PCU Coolant Temperature Sensor Circuit Range/Performance Brand	Powertrain
Hyundai	P0CEF	No description available	Powertrain
Isuzu	P0CEF	No description available	Powertrain
Land Rover	P0CEF	Hybrid/EV Electronics Coolant Temperature Sensor 'A' Circuit Range/Performance Brand	Powertrain
Opel	P0CEF	No description available	Powertrain
Peugeot	P0CEF	No description available	Powertrain
Saab	P0CEF	No description available	Powertrain
Toyota	P0CEF	Hybrid/EV electronics coolant temperature sensor 'A' circuit range/performance Brand	Powertrain

Legend: SAE is the generic J2012 description; Brand is text taken from that manufacturer’s data. Manufacturer rows keep the wording and language of the source data, and non-English text is tagged so screen readers pronounce it correctly.

5Extended variant codes 1

These 7-character codes are manufacturer-specific variants of P0CEF and may be reported by some scan tools.

Brand	Code	Description	System
Mercedes-Benz	P0CEF00	The coolant temperature sensor of the power electronics has a malfunction. Brand	Powertrain

6Related codes

Browse Pxxx codes or P0CExx codes.