ChassisC0449

Serious

Severity: Serious - have it checked soon

Steering Assist Actuator

6 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

Safety: This code relates to the steering system. Power steering assistance may be reduced or fail.

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?

Serious · drive with care

If the steering feels heavy or unpredictable, stop safely and have the car recovered. Steering assistance can fail suddenly.

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 6

Brand	Code	Description	System
Daewoo	C0449	No description available	Chassis
GM	C0449	No description available	Chassis
Holden	C0449	Steering Assist Actuator Brand	Chassis
Opel	C0449	No description available	Chassis
Peugeot	C0449	No description available	Chassis
Saab	C0449	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 C044xx codes.