P1702
Transmission Range Sensor Circuit Intermittent
Findings, check these first
- Worn range sensor with intermittent contacts
- Loose sensor connector
- Water intrusion into the sensor
- Shifting linkage with excess play
- Chafed sensor harness
Standard procedure
- Wiggle-test the sensor while watching gear PID
- Inspect for water intrusion
- Check linkage play
- Test sensor resistance in each detent
- Replace the sensor if dropouts persist
Code lookup
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Sources and review
Review: checked against the recorded source material.
- OBDII.pro: P1702 Ford definition
live reference page (obdii.pro)
Supports: Ford-family meaning for P1702: TRS Circuit Intermittent Malfunction
Fetched directly. obdii.pro is a publisher independent of the engine-codes family.
- P1702 FORD Code: Meaning, Causes, and Symptoms | OBD2 Codes
live reference page (obd2-codes.co)
Supports: Ford meaning for P1702: Reverse Engagment Error
Fetched directly. obd2-codes.co phrasing matches the engine-codes family, so it counts as one publisher.
Last updated 2026-09-06.
Report a correction for P1702. Include your vehicle, the issue and a source if you have one.
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