P07B7
Transmission Park Position Sensor/Switch A Circuit Intermittent/Erratic
P07B7 is an OBD-II diagnostic trouble code meaning: Transmission Park Position Sensor/Switch A Circuit Intermittent/Erratic. Common causes: poor contact in the sensor connector, open or short circuit in wiring harness. Estimated repair cost: $17–56.
Symptoms
- Incorrect display of selector position on the instrument panel
- Gear shifting problems
- Check Engine Light Is On
- The car may not start in Park position
- Intermittent transmission operation
Causes
- Poor contact in the sensor connector
- Open or short circuit in wiring harness
- Parking position sensor malfunction
- Transmission control module (TCM) problems
- Contact corrosion
How to Fix
- Check sensor connections and connectors
- Test sensor circuit integrity
- Check sensor resistance
- Replace the parking position sensor if necessary
- Update TCM software (if required)
Related codes
Error P07B7 by Vehicle Brand
FAQ
What does the P07B7 code mean?
P07B7 is an OBD-II diagnostic trouble code that indicates: Transmission Park Position Sensor/Switch A Circuit Intermittent/Erratic
What causes a P07B7 error code?
The most common causes of P07B7 include: Poor contact in the sensor connector; Open or short circuit in wiring harness; Parking position sensor malfunction; Transmission control module (TCM) problems.
How do I fix a P07B7 diagnostic trouble code?
To fix P07B7: Check sensor connections and connectors. Test sensor circuit integrity. Check sensor resistance. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P07B7?
Limited driving only, diagnose soon
How much does it cost to fix P07B7?
The estimated repair cost for P07B7 is $17–56. Actual cost depends on your vehicle, location, and labor rates.
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