What does code P2863 mean?

Q: What does code P2863 mean?

Shift Fork E Position Circuit. P2863 indicates that the transmission control module (TCM) has detected an abnormal condition in the electrical circuit for the shift fork E position sensor, which is used on automated manual or dual-clutch transmissions to confirm the fork's engagement. The TCM monitors the sensor's signal voltage and sets this code when the reading falls outside the expected range for the current gear or when the signal is erratic.

DTC codes / P28xx · Transmission / P2863

P2863Shift Fork E Position Circuit

P2863 indicates that the transmission control module (TCM) has detected an abnormal condition in the electrical circuit for the shift fork E position sensor, which is used on automated manual or dual-clutch transmissions to confirm the fork's engagement. The TCM monitors the sensor's signal voltage and sets this code when the reading falls outside the expected range for the current gear or when the signal is erratic.

SystemPowertrain

Code typeGeneric (all makes)

SeverityMedium

Fix difficultyProfessional

AreaTransmission

Guidance is general and written for all OBD-II vehicles. Exact tests and values vary by model, so confirm the fault before replacing parts.