Fault code lookup

PowertrainP0BA9

Caution

Severity: Caution - get it checked when you can

Hybrid Battery Voltage Sense 'W' Circuit

25 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 the charging system. The battery may go flat and the car may stall.

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

The electrical system may fail and the battery may go flat, risking a stall. If the battery or charging warning light is on, drive straight to a workshop.

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 25

BrandCodeDescriptionSystem
Ashok Leyland CVP0BA9No description available Powertrain
BAIC MotorP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
BYDP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
CheryP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
DaewooP0BA9No description available Powertrain
DFFSP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
DFFXP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
DFXKP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
EOBDP0BA9Hybrid/EV-akun jänniteanturi 'W' -piiri BrandPowertrain
FordP0BA9No description available Powertrain
GeelyP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
GMP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
Great WallP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
HafeiP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
HoldenP0BA9Hybrid/EV Battery 23 Circuit BrandPowertrain
HyundaiP0BA9No description available Powertrain
IsuzuP0BA9No description available Powertrain
Land RoverP0BA9Hybrid/EV Battery Voltage Sense 'W' Circuit BrandPowertrain
MitsubishiP0BA9Cell voltage sensor open BrandPowertrain
OpelP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
PeugeotP0BA9No description available Powertrain
ProtonP0BA9Cell voltage sensor open BrandPowertrain
SaabP0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
MG (SAIC)P0BA9Hybrid Battery Voltage Sense 'W' Circuit BrandPowertrain
ToyotaP0BA9Hybrid Battery Voltage Sense 'W' Circuit 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.

5Related codes

Browse Pxxx codes or P0BAxx codes.

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