C0050

TORQDEX // POWERTRAIN DTC

Right Rear Wheel Speed Sensor Circuit

The brake control module has detected a fault involving the right-rear wheel-speed sensor signal or circuit.

CODE FAMILY Chassis
SEVERITY HIGH
DRIVEABILITY VERIFY BEFORE DRIVING
COMMON AREA Right Rear Wheel Speed Sensor / Wiring

00 // CODE DEFINITION

What C0050 means

C0050 is commonly associated with the right-rear wheel-speed sensor circuit.

The sensor, harness, encoder, bearing, connector, or brake control module input may be responsible.

01 // COMMON SYMPTOMS

What you may notice

ABS warning light
Traction or stability-control warning
Possible unexpected ABS activation

02 // COMMON CAUSES

What can trigger C0050?

SENSOR

Rear wheel-speed sensor fault

The right-rear sensor may be damaged or producing an incorrect signal.

WIRING

Sensor harness fault

Broken, corroded, or damaged wiring can interrupt wheel-speed information.

ENCODER

Tone-ring or bearing problem

Damage, contamination, or excessive bearing movement can create an abnormal signal.

03 // DRIVEABILITY

Can I keep driving with C0050?

SEVERITY HIGH
VERIFY BEFORE DRIVING

Use caution. A high-severity fault can affect engine, transmission, electrical, or emissions-system operation. If the vehicle is running poorly, overheating, losing oil pressure, flashing the check-engine light, or entering reduced-power mode, avoid continued driving until the cause is diagnosed.

04 // DIAGNOSTIC ORDER

Start here

01

Compare wheel-speed signals

Monitor the right-rear sensor against the remaining wheel-speed sensors.

02

Inspect wiring and connections

Check exposed rear harness sections and connectors.

03

Inspect encoder and bearing

Check for physical damage, contamination, or excessive movement.

04

Test the circuit

Verify electrical integrity using the appropriate manufacturer procedure.

05 // COMMON REPAIR AREAS

Systems commonly involved

These are common areas associated with C0050. Testing should confirm the actual fault before parts are replaced.

SENSOR

Rear wheel-speed sensor fault

The right-rear sensor may be damaged or producing an incorrect signal.

WIRING

Sensor harness fault

Broken, corroded, or damaged wiring can interrupt wheel-speed information.

ENCODER

Tone-ring or bearing problem

Damage, contamination, or excessive bearing movement can create an abnormal signal.

06 // DIAGNOSTIC PRINCIPLE

Confirm the fault before replacing parts

C0050 identifies a condition detected by the vehicle control system. It does not automatically identify one failed component. Test the affected system before replacing parts.

07 // RELATED TORQDEX DIAGNOSTICS

Related diagnostic guides

Continue troubleshooting by symptom and system. These TorqDex guides cover common diagnostic paths associated with this trouble code.