Fault code lookup

PowertrainP0A7E

Serious

Severity: Serious - have it checked soon

Hybrid Battery Pack Over Temperature

27 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 battery, high-voltage or charger overheating. An overheating battery can catch fire.

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?

Serious · drive with care

Stop safely away from buildings and people - battery overheating can lead to fire. Do not charge or drive. Have the vehicle recovered.

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 27

BrandCodeDescriptionSystem
Ashok Leyland CVP0A7ENo description available Powertrain
BAIC MotorP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
Mercedes-BenzP0A7ENo description available Powertrain
BYDP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
CheryP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
DaewooP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
DFFSP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
DFFXP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
DFXKP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
EOBDP0A7EHybrid/EV-akun 'A' ylikuumeneminen BrandPowertrain
GeelyP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
GMP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
Great WallP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
HafeiP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
HoldenP0A7EHybrid/EV Battery Pack High Temperature BrandPowertrain
HondaP0A7ENo description available Powertrain
HyundaiP0A7ENo description available Powertrain
IsuzuP0A7ENo description available Powertrain
Land RoverP0A7EHybrid battery pack over-temperature BrandPowertrain
OpelP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
PeugeotP0A7ENo description available Powertrain
ProtonP0A7ENo description available Powertrain
SaabP0A7EHybrid Battery Pack Over Temperature BrandPowertrain
MG (SAIC)P0A7ECell Temperature Spread Fault BrandPowertrain
SubaruP0A7Etemperature range correction BrandPowertrain
SuzukiP0A7EHybrid Battery State of Cell Temperature high Limit BrandPowertrain
ToyotaP0A7EHybrid Battery Pack Over Temperature BrandPowertrain

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 8

These 7-character codes are manufacturer-specific variants of P0A7E and may be reported by some scan tools.

BrandCodeDescriptionSystem
Mercedes-BenzP0A7E00Cell temperature high level 1 BrandPowertrain
PorscheP0A7E00Back-up battery temperature BrandPowertrain
Mercedes-BenzP0A7E01Cell temperature high level 2 BrandPowertrain
Mercedes-BenzP0A7E08The high-voltage battery module has overtemperature. BrandPowertrain
Mercedes-BenzP0A7E4BHybrid/EV Battery Pack Over Temperature BrandPowertrain
Mercedes-BenzP0A7EF0DTC is set BrandPowertrain
Mercedes-BenzP0A7EFAThe high-voltage battery module has overtemperature. 0xFA BrandPowertrain
Mercedes-BenzP0A7EFBThe high-voltage battery module has overtemperature. 0xFB BrandPowertrain

6Related codes

Browse Pxxx codes or P0A7xx codes.

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