C1409
Front Speed Sensor Right Performance
C1409 is an OBD-II diagnostic trouble code meaning: Front Speed Sensor Right Performance. Common causes: wheel speed sensor malfunction, open or shorted wiring harness. Estimated repair cost: $33–111.
Symptoms
- ABS/ESP indicator is on
- Disabling the ABS system
- Incorrect operation of the stabilization system
- Errors in other systems that depend on speed data
Causes
- Wheel speed sensor malfunction
- Open or shorted wiring harness
- Poor contact in the sensor connector
- Sensor rotor is dirty or damaged
- Wheel bearing damage (impact on sensor clearance)
How to Fix
- Visual inspection of the sensor and wiring
- Checking the sensor resistance (comparison with specifications)
- Checking the sensor output signal (with an oscilloscope while rotating the wheel)
- Cleaning the sensor and rotor from dirt
- Replace the sensor if necessary
Related codes
FAQ
What does the C1409 code mean?
C1409 is an OBD-II diagnostic trouble code that indicates: Front Speed Sensor Right Performance
What causes a C1409 error code?
The most common causes of C1409 include: Wheel speed sensor malfunction; Open or shorted wiring harness; Poor contact in the sensor connector; Sensor rotor is dirty or damaged.
How do I fix a C1409 diagnostic trouble code?
To fix C1409: Visual inspection of the sensor and wiring. Checking the sensor resistance (comparison with specifications). Checking the sensor output signal (with an oscilloscope while rotating the wheel). For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with C1409?
Limited driving only, diagnose soon
How much does it cost to fix C1409?
The estimated repair cost for C1409 is $33–111. Actual cost depends on your vehicle, location, and labor rates.
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