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Home/DTC Codes/Fiat/Uno/2010-2021 1.0L I4 Flex Fire Evo/C0026
C0026

RF Wheel Speed Sensor Circuit Intermittent

2010-2021 Fiat Uno 1.0L I4 Flex Fire Evo

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

Fiat 124 Spider

2017-2020 1.4L I4 Turbo

Fiat 126p Maluch

1973-2000 0.65L I2 Air-Cooled

Fiat 126p Maluch

1987-2000 0.7L I2 Air-Cooled

Fiat 500

2012-2019 1.4L I4

Fiat 500 Abarth

2012-2019 1.4L I4 Turbo

Fiat 500 BR

2011-2020 1.4L I4 Flex Fire Evo

Fiat 500 PL

2007-2025 1.0L I3 Hybrid FireFly 70

Fiat 500 PL

2007-2025 1.2L I4 Fire 69

Common Questions

What does code C0026 mean on a 2010-2021 Fiat Uno?

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 Fiat Uno?

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

What causes C0026 on a 2010-2021 Fiat Uno?

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

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