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Home/DTC Codes/Fiat/Cronos/2018-2025 1.3L I4 Flex Firefly/C0040
C0040

Right Front Wheel Speed Sensor Circuit

2018-2025 Fiat Cronos 1.3L I4 Flex Firefly

Moderate SeverityChassisGeneric (SAE)

Description

Malfunction in the right front ABS wheel speed sensor.

Symptoms

  • ABS light on
  • Traction control light on
  • ABS inactive

Common Causes

  • Faulty sensor
  • Tone ring damage
  • Wiring issue
  • Wheel bearing failure

Diagnostic Steps

  1. Test sensor
  2. Inspect tone ring
  3. Check wiring
  4. Check bearing

Repair Notes

Replace sensor. Check bearing and tone ring.

Related Codes

C0035Left Front Wheel Speed Sensor CircuitC0041Right Front Wheel Speed Signal Erratic

Other Chassis Codes

C0040 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 C0040 mean on a 2018-2025 Fiat Cronos?

C0040 stands for "Right Front Wheel Speed Sensor Circuit". Malfunction in the right front ABS wheel speed sensor.

What are the symptoms of C0040 on a Fiat Cronos?

Common symptoms of C0040 include: ABS light on, Traction control light on, ABS inactive.

What causes C0040 on a 2018-2025 Fiat Cronos?

Common causes of C0040 include: Faulty sensor, Tone ring damage, Wiring issue, Wheel bearing failure.

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