OBD-II code · Powertrain (generic)
P07BC Transmission Park Position Sensor/Switch B Circuit Performance High
Sensor B high-end value drifts above the calibrated non-Park range.
Is it safe to drive with P07BC?
Usually safe to drive in the short term. Get it diagnosed when convenient, sooner if the car drives differently.
Common causes
- Most likelyAged sensor with high-end drift
Symptoms
- Check engine or transmission warning light on
- Harsh, delayed, or missing shifts
- Possible limp mode (locked in one gear)
- Slipping or shuddering during gear changes
Repair at a glance
- Difficulty
- Medium
- DIY friendly
- Best left to a mechanic
- Typical labour
- 0.5–2 h
- Emissions test
- Usually unaffected
- Parts involved
- Park Position Sensor B
Related codes
- P07B6Transmission Park Position Sensor/Switch A Circuit Performance High
- P07B8Transmission Park Position Sensor/Switch B Circuit/Open
- P07B9Transmission Park Position Sensor/Switch B Circuit Low
- P07BATransmission Park Position Sensor/Switch B Circuit High
- P07BBTransmission Park Position Sensor/Switch B Circuit Performance/Low
- P07BDTransmission Park Position Sensor/Switch B Circuit Intermittent/Erratic
- P07BETransmission Park Position Sensor/Switch A/B Correlation
- P07BFInput/Turbine Shaft Speed Sensor A Circuit Low
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.