ChassisC123C

Caution

Severity: Caution - get it checked when you can

Electronic Brake Control Module RAM Malfunction

8 brands affected · Description from Holden data.

Key terms: ABS: anti-lock braking, which stops the wheels locking · Stability control: helps stop the car skidding · Wheel speed sensor: measures how fast each wheel turns · Control module: a small computer that runs one part of the car

Safety: This code relates to the braking system. Have braking checked promptly.

1What it means in plain English

A chassis system has a fault, usually ABS, traction control or stability control, but some makes use this range for airbags, electric power steering or park brakes.

2Common causes

Faulty wheel speed sensor
Damaged sensor ring or wiring
Faulty ABS module
Low brake fluid
Wheel bearing damage

3Can I drive?

Caution · drive with care

The braking system may be affected. Have it checked promptly; if the pedal feels abnormal, the car pulls when braking, or a brake warning light is on, stop safely.

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 8

Brand	Code	Description	System
Daewoo	C123C	No description available	Chassis
GM	C123C	No description available	Chassis
Holden	C123C	Electronic Brake Control Module RAM Malfunction Brand	Chassis
Mitsubishi	C123C	Sensor cluster malfunction Brand	Chassis
Opel	C123C	No description available	Chassis
Peugeot	C123C	No description available	Chassis
Proton	C123C	Sensor cluster malfunction Brand	Chassis
Saab	C123C	No description available	Chassis

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 Cxxx codes or C123xx codes.