P07B5
Transmission Park Position Sensor/Switch A Circuit Performance/Low
Sensor A is electrically intact but its low-end value drifts — for example a value below the calibrated Park threshold while the lever is mechanically out of Park. The TCM cannot fully trust the Park reading.
Sensor A is electrically intact but its low-end value drifts — for example a value below the calibrated Park threshold while the lever is mechanically out of Park. The TCM cannot fully trust the Park reading.
Common causes
- high
Aged Hall element with offset drift
One of the most commonly reported causes for this code — check this first.
Typical part cost: $130-660
See all causes + fix costs
Create a free Wrenchify account to unlock the rest for P07B5.
Unlock causesFree forever · No credit card
First things to check
- 1Confirm the code with a scan tool and check for additional related codes.
- 2Inspect the relevant sensors, wiring, and connectors for damage or corrosion.
Get the full step-by-step diagnosis
Create a free Wrenchify account to unlock the rest for P07B5.
Unlock diagnosisFree forever · No credit card
Related codes
See related trouble codes
Create a free Wrenchify account to unlock the rest for P07B5.
Unlock related codesFree forever · No credit card
Frequently asked questions
What does P07B5 mean?
P07B5 means "Transmission Park Position Sensor/Switch A Circuit Performance/Low". It is a generic OBD-II code that points to a fault in the transmission.
What are the most common causes of P07B5?
aged hall element with offset drift — these are the most commonly reported causes. Verify with a proper diagnosis before replacing parts, or use the Wrenchify app for a vehicle-specific diagnosis.
Can I keep driving with this code?
This code points to a problem that can cause damage or affect safety. Avoid driving and have the vehicle diagnosed promptly. Use the Wrenchify app for a full diagnosis specific to your vehicle.
Get the full P07B5 diagnosis for your vehicle
Year, make, model + step-by-step repair help — free plan included.