Automatic Transaxle

P0748 Pressure Control Solenoid Valve (VFS) \'A\' Electrical

Inspection/Repair - Component Inspection

Component Inspection

1. Check Solenoid Valve
(1) Ignition "OFF".
(2) Disconnect "A/T SOLENOID VALVE" connector.
(3) Measure resistance between "Pressure Control Solenoid Valve" terminal and "Ground" terminal of the ATM SOLENOID VALVE harness connector.

Specification :Approximately 3.5 ± 0.2 Ohms (25°C)








(4) Is resistance within specifications?





2. Check PCM/TCM
(1) Connect GDS 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 "VF SOL VALVE" 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