Common Symptoms
- Check Engine Light illuminated
- Vehicle will not start or crank
- Transmission will not shift out of park
- Erratic or delayed gear shifting
- Speedometer or gear position indicator shows incorrect reading
- Transmission stuck in limp mode or failsafe
Most Likely Root Causes
- Faulty transmission range sensor or park/neutral position switch
- Damaged or corroded wiring harness to transmission range sensor
- Loose or disconnected sensor connector
- Internal transmission shift linkage misadjustment or failure
- Failed transmission control module or powertrain control module
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Component Location
The transmission range sensor is typically mounted on the side of the transmission case near the shift lever linkage or valve body.
Manufacturer Notes
Some manufacturers require specific transmission range sensor adjustment procedures after replacement to ensure proper gear position recognition.
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