Check Engine Code
P0500
Vehicle Speed Sensor Malfunction
Severity: medium
DIY difficulty: 3/5
Typical cost: $50–$600
What P0500 means
P0500 means the ECM isn't getting a valid speed signal. On older cars, this is a mechanical VSS. On newer cars, it's derived from wheel speed sensors via the ABS module.
Symptoms
- Check engine light
- Speedometer inoperative or erratic
- Cruise control disabled
- Erratic automatic transmission shifting
- ABS light often also on
Likely causes (most common first)
- Failed VSS (older cars)
- ABS wheel speed sensor fault (newer cars)
- Damaged wiring
- Failed ABS module
Can I keep driving?
Medium — drivable but fix soon
Typical repair cost
DIY fixes can start near $50 (parts only). Shop repairs for P0500 typically run up to $600 depending on the underlying cause and vehicle. Start with the most common cause — Failed VSS (older cars) — before throwing parts at it.
Related codes
Confirm P0500 yourself in 60 seconds
AXLY.pro is a free iPhone app that pairs with any Bluetooth OBD2 adapter to read P0500 and every other stored code, plus live engine data. No subscription.