Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector pins.
The cost to diagnose the P0788 Scion code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
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
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.
Need more information on how to fix the P0788 Scion code? Get Access to Factory Service Manuals
Get the P0788 Scion code diagnosed by a professional: Find a repair shop in your area