P0500
Vehicle Speed Sensor Malfunction
medium
i Description
The Vehicle Speed Sensor (VSS) is not providing a valid signal to the ECU. The VSS measures how fast the vehicle is moving and is used for speedometer operation, shift timing, cruise control, and ABS.
? Common Causes
- Faulty VSS
- Damaged wiring or connector
- Faulty speedometer drive gear
- Transmission issue affecting sensor drive
- ECU fault (rare)
! Symptoms
- Check engine light
- Speedometer not working
- Erratic or harsh transmission shifting
- Cruise control inoperative
- ABS light may also illuminate
# Diagnostic Steps
- Test VSS output signal while driving (or on jack stands)
- Inspect wiring and connector
- Check speedometer drive gear in transmission
- Verify signal at ECU connector
- Replace sensor if no signal
⚙ Typical Fix
Replace the vehicle speed sensor.
Parts Needed
Vehicle speed sensor
Estimated Cost
$80-$300
↔ Related Codes
Q Frequently Asked Questions
You can drive, but without a working speedometer it is difficult to know your speed. Transmission shifting will also be affected. Fix promptly.
VSS sensor: $20-$80. Labour: $50-$150. Usually a quick job.
☞ Learn More
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