What does code P1792 mean?

Q: What does code P1792 mean?

Transmission Range Display Circuit Short To B+. P1792 on Volkswagen vehicles means the transmission control module (TCM) has detected a short to battery positive voltage in the circuit that reports the gear selector position, known as the transmission range display circuit. The TCM expects a specific voltage on the range sensor signal wire but sees battery voltage instead, indicating a wiring fault or a failed range sensor.

DTC codes / Volkswagen codes / P1792

P1792 · VolkswagenTransmission Range Display Circuit Short To B+

P1792 on Volkswagen vehicles means the transmission control module (TCM) has detected a short to battery positive voltage in the circuit that reports the gear selector position, known as the transmission range display circuit. The TCM expects a specific voltage on the range sensor signal wire but sees battery voltage instead, indicating a wiring fault or a failed range sensor.

SystemPowertrain

Code typeVolkswagen specific

SeverityMedium

Fix difficultyProfessional

AreaTransmission

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