If lack of Pressure Control Solenoid Valve circuit continuity is detected, TCU sets DTC P0748.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Circuit Monitoring | 1. Defected Hydraulic System 2. Defected Pressure Control Solenoid Valve 3. Defected Valve Body |
Enable Conditions |
•
Ignition "ON"
•
Normal Battery Voltage | |
Threshold value |
•
Lack of Circuit Continuity | |
Detecting Time |
•
0.2 Sec. | |
Fail safe |
•
Mechanical limp home (4th gear hold, manual shift is not allowed) | |
MIL ON Condition |
•
2nd Driving Cycle |
