DTC P0777 Acura
A T Clutch Pressure Control Solenoid Valve B Stuck ON
A T Clutch Pressure Control Solenoid Valve B Stuck ON
Description
When an improper gear ratio is output compared to the predetermined gear change mode, an A T clutch pressure control solenoid valve B ON failure is detected. The engine speed flares during 2nd-3rd and 3rd-4th upshifts for at least 1 second. The execution time is continuous depending on the driving pattern. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot.
Cause and Solution
Low or dirty transmission fluid
Faulty A T clutch pressure control solenoid valve B
Inspect the strainer for metal debris or excessive clutch material, if present
Video Guide
Diagnostic Info
- DTC Code: P0777
- Brand: Acura