Solenoid Valve 2 Check (S/C to +12V).

DTC P0758
Solenoid valve 2 check (S/C to +12V).

Possible causes by suggested order of priority:
- C193/33 (OW) shorted to +12V.
- ECU fault.

C193/33 (OW) shorted to +12V.
CHECK THE FOLLOWING:
- C193/33 (OW) shorted to +12V.
- Disconnect EAT C193 before measuring voltage between C193/33 (OW) and vehicle earth.
ACCEPTABLE RESULTS
Between 0.0V and 4.0V.
DIAGNOSTIC HINTS
- If the voltage is above the acceptable range check the harness connected to C193/33 (OW) for short circuit to +12V

ECU fault.
CHECK THE FOLLOWING:
- Ensure that the check for short to +12V has been carried out.
- Check transmission ECU by substitution with a known good unit.
POSSIBLE FAULTS
- Faulty transmission ECU.