P1706high severityPowertrain
Park/Neutral Position Switch
on 2002 Infiniti QX4 3.3L V6 · RWD
What this code means
PNP switch signal not changing as expected during start and driving.
Symptoms
- CEL
- No start possible
- Incorrect gear display
- Backup lights malfunction
Common causes
- Faulty PNP switch
- Misadjusted switch
- Damaged wiring
- Corroded contacts
Diagnostic steps
- Test switch operation
- Adjust switch
- Inspect wiring
- Check contacts
Repair notes
Replace or adjust PNP switch.
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