Fault code lookup

BodyB1102

Caution

Severity: Caution - get it checked when you can

Battery voltage low

26 brands affected · Description from GM data.

Key terms: Control module: a small computer that runs one part of the car

Safety: This code relates to the charging system. The battery may go flat and the car may stall.

1What it means in plain English

A body system has a fault. Depending on the make, this range can include airbags and seat belts, windows, locks and climate control, and also charging, brake, oil or coolant sensors.

2Common causes

  1. Wiring or connector fault
  2. Faulty sensor or switch
  3. Water or corrosion in a connector
  4. Control module fault
  5. Low battery voltage

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 26

BrandCodeDescriptionSystem
Ashok Leyland CVB1102No description available Body
BAIC MotorB1102Rear Wiper Motor Open BrandBody
Mercedes-BenzB1102No description available Body
BYDB1102DC-DC module communication fault BrandBody
CheryB1102Battery voltage low BrandBody
ChryslerB1102No description available Body
DaewooB1102System Voltage Low Voltage BrandBody
DFFSB1102No description available Body
GMB1102Battery voltage low BrandBody
HoldenB1102Battery Voltage Too Low BrandBody
HondaB1102No description available Body
HyundaiB1102No description available Body
IsuzuB1102No description available Body
Land RoverB1102Trailer stoplamp BrandBody
MahindraB1102Driver door Mirror - Up turn output short to battery BrandBody
MitsubishiB1102ELC. compressor BrandBody
OpelB1102Battery voltage low BrandBody
PeugeotB1102No description available Body
ProtonB1102ELC. compressor BrandBody
SaabB1102Battery Voltage Low BrandBody
MG (SAIC)B1102Battery Voltage Low BrandBody
SmartB1102No description available Body
SprinterB1102No description available Body
SubaruB1102No description available Body
SuzukiB1102Mid Inside Antenna Circuit BrandBody
TataB1102Ignition Voltage Low BrandBody

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 6

These 7-character codes are manufacturer-specific variants of B1102 and may be reported by some scan tools.

BrandCodeDescriptionSystem
HyundaiB110200If the supply voltage to IGPM is lower than specification, IGPM sets DTC BrandBody
SsangYongB110200CAN communication: no communication - bus off BrandBody
SsangYongB110208B-CAN communication error - bus off BrandBody
SsangYongB110209High temperature Pressure Temperature (PT) sensor: temperature signal out of range BrandBody
SsangYongB110211High temperature Pressure Temperature (PT) sensor: temperature circuit short to ground BrandBody
SsangYongB110215High temperature Pressure Temperature (PT) sensor: circuit open or short to battery (+) BrandBody

6Related codes

Browse Bxxx codes or B110xx codes.

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