TorqueMech OBD Code Guide
P0502 - Vehicle Speed Sensor Low Input
Vehicle speed sensor signal is too low or missing.
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Estimate after confirmation
Code Overview
Vehicle speed sensor signal is too low or missing.
Common Causes
- Failed speed sensor
- Short to ground
- Tone ring damage
- Wiring issue
Diagnostic Steps
- Watch speed PID during a road test
- Inspect the sensor and tone ring area
- Check the signal circuit for damage
Related OBD Codes
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Next Steps
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