P0500: Vehicle Speed Sensor VSS Malfunction
Severity: medium
What it means: The engine computer isn't getting a valid vehicle speed signal.
Safe to drive? Use caution. The speedometer, shifting, cruise control and ABS may be affected.
Common symptoms
- Speedometer erratic or dead
- Odd shifting
- Cruise control not working
Likely causes, ranked
- Faulty vehicle or wheel speed sensorDIY
- Wiring or connector faultDIY
- Instrument cluster or module communication faultShop
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What it means: The engine computer isn't getting a valid vehicle speed signal.
Severity: Medium. Safe to drive? Use caution. The speedometer, shifting, cruise control and ABS may be affected.
DIY or shop?
Sensor and wiring checks are often DIY.
Before you replace parts
- Read all stored codes and freeze-frame data. Fix misfire, fuel or sensor codes before chasing emissions codes.
- Check the simple things first: connectors, vacuum hoses, fluid levels and the gas cap.
- Clear the code only after a repair, then confirm it stays off after a few drives.
- Check your VIN for recalls and service bulletins.
Safety / mechanic note
Verify with a mechanic if you notice drivability changes, warning lights or overheating. A code points to a circuit or system, not always a specific part.
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