LEMON Manuals: Even more car manuals for everyone
Home >> Subaru >> 2021 >> Forester Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle System (Diagnostics) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P0776: Pressure Control Solenoid "B" Performance/Stuck Off >> General Description >> Diagnostic Method

Diagnostic Method

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
Diagnosis 1 
ABS* (Measured turbine shaft speed - Measured primary pulley shaft speed)
Exceeds rpm values in Table below
Diagnosis 2 
Measured turbine shaft speed
More than 2000 rpm

*ABS: Absolute value

VEHICLE SPEED SPECIFICATION

Vehicle speed (calculated from measured secondary pulley shaft speed sensor) (MPH) 0 13 25 38 50 63 75
ABS (Measured turbine shaft speed -Measured primary pulley shaft speed) (rpm) 150 100 100 100 100 100 100
 
Vehicle speed (calculated from measured secondary pulley shaft speed sensor) (MPH) 88 100 113 125 138 150 159
ABS (Measured turbine shaft speed -Measured primary pulley shaft speed) (rpm) 100 100 100 100 100 100 100

Time needed for diagnosis:  5 s

Malfunction indicator light illumination:  Illuminates when malfunction occurs in 2 continuous driving cycles.