Impreza Wagon AWD F4-1820cc 1.8L SOHC (1993)
Measure TCM Signal Voltage Output
1.
Install spare fuse on FWD switch and set in FWD mode.
2.
Turn ignition switch ON (engine not running).
3.
Move shift lever to "D."
4.
Measure TCM voltage output (with accelerator pedal released).
Connector & Terminal
Voltage
(B52) 6 - 13
8.5V, min.
5.
Turn ignition switch OFF.
6.
Remove spare fuse from FWD switch.
7.
Turn ignition switch ON (engine not running).
8.
Move selector lever to "D."
Measure TCM Signal Voltage Output
9.
Measure TCM voltage output (with accelerator pedal fully depressed).
Connector & Terminal
Voltage
(B52) 6 - 13
0.5V, max.
Select Monitor Function Mode F13
Condition: Ignition switch ON (engine OFF)
Specified data: 4WDTY F13
95% (FWD mode)
25%, max. (AWD mode, D-range, full throttle)
CHECK HARNESSES AND CONNECTORS BETWEEN TCM AND DUTY SOLENOID C
