Component Inspection

Transmission

Automatic Transaxle - P0748 Pressure Control Solenoid Valve (VFS) 'A' Electrical - Component Inspection

Component Inspection

Check Solenoid Valve
1. Ignition "OFF"
2. Disconnect "A/T SOLENOID VALVE" connector
3. Measure resistance between terminal "7" and terminal "8" of the ATM SOLENOID VALVE harness connector

Specification : VFS : 4.35 ± 0.35 Ohms (68°F ~ 20°C)




4. Is resistance within specifications?





CHECK PCM/TCM
1. Connect scantool to data link connector (DLC)
2. Ignition "ON" & Engine "OFF".
3. Select A/T Solenoid valve Actuator test and Operate Actuator test.
4. Can you hear operating sound for "PRESS CONTROL SOL VALVE (VFS)" Actuator Testing Function?





ACTUATOR TEST CONDITION
1. IG SWITCH ON
2. TRANSAXLE RANGE SWITCH is normal
3. P RANGE
4. Vehicle Speed 0 km/h
5. Throttle position sensor < 1 V
6. IDLE SWITCH ON
7. ENGINE RPM 0