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P0797

P0797 - Pressure Control Solenoid 'C' Stuck On

Possible causes
- Low transmission fluid level
- Dirty transmission fluid
- Faulty pressure control solenoid valve 'C'
- Pressure control solenoid valve 'C' harness is open or shorted
- Pressure control solenoid valve 'C' circuit poor electrcial connection
When is the code detected?
The gear required by the ECM does not match the actual gear when driving
Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
- Shift shock
P0797 Description

The Engine Control Module (ECM) uses signals from the vehicle speed sensor to detect the actual gear position (1st, 2nd, 3rd, 4th or 5th gear). Then the ECM compares the actual gear with the shift schedule in the ECM memory to detect mechanical troubles of the shift solenoid valves and valve body.

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