P0788
Powertrain Codes
P0788 - SCION - Shift/Timing Solenoid High
Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
Possible Causes
- Low transmission fluid level - Dirty transmission fluid - Faulty shifting solenoid valve - Shifting solenoid valve harness or connectors - Shifting solenoid valve circuit is open or shorted
When Detected
Code P0788 is detected when the Engine Control Module (ECM) ECM detects open in solenoid valve ST circuit 4 times when solenoid valve ST is not operated
Description
Shift solenoid valve ST is switched ON OFF by a signal from Engine Control Module (ECM) so that let in or out timing of 2nd brake is adjusted by operating orifice control valve. Therefore, shift solenoid valve ST operates when letting in or out reverse clutch.