What does code P2704 mean?

DTC codes / P27xx · Transmission / P2704

P2704Transmission Friction Element 'E' Apply Time Range/Performance

P2704 indicates that the transmission control module (TCM) has detected an abnormal apply time or performance for friction element 'E', which is a clutch or band inside the automatic transmission. The TCM commands the element to engage and monitors the resulting ratio change or hydraulic response, and it sets this code when the timing falls outside the expected range.

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.