Fault code lookup

PowertrainP0A03

Caution

Severity: Caution - get it checked when you can

Motor Electronics Coolant Temperature Sensor Circuit High

31 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

  1. Sensor or actuator fault
  2. Wiring or connector fault
  3. Vacuum or intake leak
  4. Fuel or ignition problem
  5. 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 31

BrandCodeDescriptionSystem
Ashok Leyland CVP0A03No description available Powertrain
BAIC MotorP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
BYDP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
CheryP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
DaewooP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
DFFSP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
DFFXP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
DFXKP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
EOBDP0A03Motorelektronik kylvätsketemperaturgivare 'A' krets hög BrandPowertrain
FordP0A03No description available Powertrain
GeelyP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
GMP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
Great WallP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
HafeiP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
HoldenP0A03No description available Powertrain
HondaP0A03No description available Powertrain
HyundaiP0A03No description available Powertrain
IsuzuP0A03No description available Powertrain
Land RoverP0A03Motor electronics coolant temperature sensor - circuit high BrandPowertrain
MaseratiP0A03No description available Powertrain
MazdaP0A03No description available Powertrain
MitsubishiP0A03Coolant TEMP. sensor circuit high BrandPowertrain
OpelP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
PeugeotP0A03No description available Powertrain
ProtonP0A03Coolant TEMP. sensor circuit high BrandPowertrain
SaabP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
MG (SAIC)P0A03Driver airbag Low resistance on squib BrandPowertrain
SubaruP0A03No description available Powertrain
TataP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
ToyotaP0A03Motor Electronics Coolant Temperature Sensor Circuit High BrandPowertrain
VolkswagenP0A03No description available 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.

5Related codes

Browse Pxxx codes or P0A0xx codes.

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