OBD-II code · Powertrain (generic)
P087A Clutch Position Sensor B Circuit
The ECM detects a circuit fault on the clutch position sensor b circuit. Reading cannot be used reliably for control.
Is it safe to drive with P087A?
The car may go into limp mode (reduced power). Get it diagnosed before a long trip.
Common causes
- Most likelySensor failed
- PossibleWiring or connector fault
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
- 0.5–3 h
- Emissions test
- Usually unaffected
- Parts involved
- Clutch Position Sensor B, Wiring Harness, Tcm
Related codes
- P0877Transmission Fluid Pressure Sensor/Switch D Circuit Low
- P0878Transmission Fluid Pressure Sensor/Switch D Circuit High
- P0879Transmission Fluid Pressure Sensor/Switch D Circuit Intermittent
- P087BClutch Position Sensor B Circuit Range/Performance
- P087CClutch Position Sensor B Circuit Low
- P087DClutch Position Sensor B Circuit High
Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.