PowertrainP0A9E

Caution

Severity: Caution - get it checked when you can

Hybrid/EV Battery Temperature Sensor A Circuit High

31 brands affected · Generic SAE J2012 description.

Key terms: Control module: a small computer that runs one part of the car · SAE J2012: the standard generic code list · Powertrain: engine, transmission and emissions

Safety: This code relates to the battery temperature. A hot or poorly cooled battery can lose power, and a damaged battery carries a fire risk.

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 for a battery temperature warning. If the warning is on, stop safely and let the battery cool; do not charge a hot battery and have it checked.

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

Brand	Code	Description	System
Ashok Leyland CV	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
BAIC Motor	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
Mercedes-Benz	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
BMW	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
BYD	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
Chery	P0A9E	Power battery cell severe overtemperature alarm Brand	Powertrain
Chrysler	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Daewoo	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
DFFS	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
DFFX	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
DFXK	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
EOBD	P0A9E	Sensor suhu bateri Hibrid/EV 'A' litar tinggi Brand	Powertrain
Ford	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Geely	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
GM	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
Great Wall	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
Hafei	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
Holden	P0A9E	Hybrid/EV Battery Temperature Sensor 1 Circuit High Voltage Brand	Powertrain
Honda	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Hyundai	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Isuzu	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Land Rover	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Mazda	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Mitsubishi	P0A9E	Battery TEMP. sensor open Brand	Powertrain
Opel	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
Peugeot	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Proton	P0A9E	Battery TEMP. sensor open Brand	Powertrain
Saab	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
MG (SAIC)	P0A9E	Hybrid Battery Temperature Sensor A Circuit High Brand	Powertrain
Subaru	P0A9E	Hybrid/EV Battery Temperature Sensor A Circuit High SAE	Powertrain
Toyota	P0A9E	Hybrid Battery Temperature Sensor A Circuit High 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.

5Related codes

Browse Pxxx codes or P0A9xx codes.