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P0797 Engine Error Code

When you check engine light came on code P0797 the reason should be Engine Light ON (or Service Engine Soon Warning Light). However your vehicle's manufacturer may have a different definition for the P0797 OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on your car models.

P0797 Code Symptoms

P0797 Code Reason

P0797 OBD 2 code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

Air Conditioning Pressure Sensor (ACP) Insufficient Pressure Change Each time the A/C clutch engages, the PCM is looking for a pressure change in the refrigerant. If the change in pressure is outside of the calibration the DTC will set. A/C system mechanical failure Open ACP or VREF circuit A/C sensor damaged A/C system electrical failure A/C clutch always engaged Verify A/C system function, including refrigerant charge.

P0797 OBD-II Diagnostic Powertrain (P) Trouble Code Description

P0797 OBD-II Trouble Code The Engine Control Module (

P0797 Code Review :

The reason of P0797 OBD-II Engine Error Code is P0797 Pressure Control Solenoid C Stuck On.

P0797 Code Dictionary Meaning:

p - Powertrain Code - Problem is related engine, transmission and emissions systems.
0 - SAE - Generic
7 - Ignition System Or Misfire
9 - TP Sensor Learn Not Complete
7 - Cruise Control System - Vehicle Accel Too High