C0231 critical

Right Front Brake Pressure Sensor Range/Performance

The C0231 code means the vehicle's onboard diagnostic system has detected: Right Front Brake Pressure Sensor Range/Performance. This is a critical severity code.

My Garage →

Keep driving?: No -- stop driving
DIY difficulty: hard
Estimated cost: $150 - $600 (parts and labor)

Read ABS Codes

BlueDriver Bluetooth Pro Scanner

Basic scanners cannot read ABS codes. BlueDriver reads all systems including ABS, SRS, and transmission through your phone.

Check Price on Amazon

Affiliate link -- we earn a commission at no extra cost to you.

Read ABS Codes

LAUNCH CRP123X (Reads ABS + Chassis)

Basic scanners cannot read ABS codes. This one reads all four systems so you know exactly which sensor failed.

Check Price on Amazon

Affiliate link -- we earn a commission at no extra cost to you.

Common Symptoms

ABS warning light on
Brake pressure reading abnormal
Degraded brake modulation
Stability control disabled

Probable Causes (Ranked by Likelihood)

Failed brake pressure sensor Very High
Air in brake hydraulic circuit High
Restricted brake line Moderate
ABS hydraulic unit fault Low

Step-by-Step Diagnostic Procedure

Compare brake pressure readings from all sensors
Bleed brake system to remove air
Check brake lines for restrictions
Inspect ABS hydraulic unit for leaks

Frequently Asked Questions

What does code C0231 mean?

Code C0231 indicates right front brake pressure sensor range/performance. This is a chassis-related diagnostic trouble code stored in your vehicle's on-board computer.

Can I drive with code C0231?

You should not drive with this code active as it affects critical safety systems.

How much does it cost to fix C0231?

Typical repair costs range from $150 - $600 (parts and labor). The actual cost depends on the root cause, vehicle make and model, and local labor rates. Get a proper diagnosis before replacing parts.