P1500moderate severityPowertrain
Vehicle Speed Sensor Intermittent
on 2012 Ford Focus Electric Motor ยท FWD
What this code means
The vehicle speed sensor signal is intermittent. The PCM is detecting dropout or erratic signals from the VSS.
Symptoms
- Check Engine Light
- Erratic speedometer
- Transmission shifting problems
- Cruise control inoperative
- ABS light may illuminate
Common causes
- Faulty vehicle speed sensor
- Damaged VSS wiring
- Loose VSS connector
- Corroded connector pins
- Faulty tone ring
Diagnostic steps
- Monitor VSS signal on scan tool during test drive
- Inspect VSS connector and wiring
- Wiggle test wiring while monitoring
- Test VSS output signal
- Inspect tone ring for damage
Repair notes
Replace VSS if signal is erratic. Repair wiring or connector.
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