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Home/DTC Codes/Porsche/Boxster/2000-2004 2.7L H6/C0026
C0026

RF Wheel Speed Sensor Circuit Intermittent

2000-2004 Porsche Boxster 2.7L H6

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

Porsche 718 Boxster

2017-2024 2.0L H4 Turbo

Porsche 718 Boxster

2017-2024 2.0L Turbo H4

Porsche 718 Boxster GTS

2020-2024 4.0L H6

Porsche 718 Boxster S

2017-2024 2.5L Turbo H4

Porsche 718 Cayman

2017-2024 2.0L H4 Turbo

Porsche 718 Cayman

2017-2024 2.0L Turbo H4

Porsche 718 Cayman GT4

2019-2024 4.0L H6

Porsche 718 Cayman GTS

2020-2024 4.0L H6

Common Questions

What does code C0026 mean on a 2000-2004 Porsche Boxster?

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 Porsche Boxster?

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

What causes C0026 on a 2000-2004 Porsche Boxster?

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

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