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Home/DTC Codes/BMW/X5 4.6is E53/2002-2003 4.6L V8/C0026
C0026

RF Wheel Speed Sensor Circuit Intermittent

2002-2003 BMW X5 4.6is E53 4.6L V8

Moderate SeverityChassisGeneric (SAE)

Description

The right front wheel speed sensor signal drops out intermittently.

Symptoms

  • Intermittent ABS light
  • Sporadic traction control engagement
  • ABS function unpredictable

Common Causes

  • Wiring flexing near steering knuckle
  • Connector corrosion
  • Sensor loosening over time
  • Harness chafing on suspension

Diagnostic Steps

  1. Wiggle test at connector and along harness
  2. Check connector pin tension
  3. Verify sensor mounting torque
  4. Monitor live data during road test

Repair Notes

Repair chafed wiring or replace connector. Secure sensor mounting.

Related Codes

C0040Right Front Wheel Speed Sensor CircuitC0041Right Front Wheel Speed Signal Erratic

Other Chassis Codes

C0026 on Other Vehicles

BMW 3 Series F30

2012-2018 2.0L I4 Turbo N20

BMW 3 Series F30

2012-2018 3.0L I6 Turbo N55

BMW 3 Series G20

2019-2024 2.0L I4 Turbo B48

BMW 318i E36

1992-1998 1.8L I4

BMW 318i E36

1996-1999 1.9L I4 M44

BMW 318is E36

1992-1996 1.8L I4

BMW 318ti E36

1995-1999 1.9L I4

BMW 318ti E36

1996-1999 1.9L I4 M44

Common Questions

What does code C0026 mean on a 2002-2003 BMW X5 4.6is E53?

C0026 stands for "RF Wheel Speed Sensor Circuit Intermittent". The right front wheel speed sensor signal drops out intermittently.

What are the symptoms of C0026 on a BMW X5 4.6is E53?

Common symptoms of C0026 include: Intermittent ABS light, Sporadic traction control engagement, ABS function unpredictable.

What causes C0026 on a 2002-2003 BMW X5 4.6is E53?

Common causes of C0026 include: Wiring flexing near steering knuckle, Connector corrosion, Sensor loosening over time, Harness chafing on suspension.

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