DTC P0797 (Flash Code 58) Pressure Control Solenoid C (SL3) Stuck On (AWR6B45)

1. DTC P0797 description

Clutch control solenoid (SL3) is installed on the valve body assembly and adjusts the brake (B2) control oil pressure. The TCM controls clutch control solenoid (SL3) based on the information of the vehicle speed, accelerator opening position, brake signal, etc. If the TCM detects that brake (B2) remains operated even though brake (B2) controlled by clutch control solenoid (SL3) is commanded to disengage, the DTC is set.

2. Condition for setting DTC P0797

Condition for running the DTC

The vehicle is running in the D range.
The current gear position is 1st.
The input speed is 4,000 rpm or less.
The output speed is 60 rpm or more.
DTCs P0715, P0717, P0720, and P0722 are not set.

Refer to "55.Transmission Control 5A.Troubleshooting(AWR6B45) DTC P0715 (Flash Code 14) Turbine Shaft Speed Sensor Circuit".

Refer to "55.Transmission Control 5A.Troubleshooting(AWR6B45) DTC P0717 (Flash Code 14) Turbine Speed Sensor Circuit No Signal".

Refer to "55.Transmission Control 5A.Troubleshooting(AWR6B45) DTC P0720 (Flash Code 11) Output Shaft Speed Sensor Circuit".

Refer to "55.Transmission Control 5A.Troubleshooting(AWR6B45) DTC P0722 (Flash Code 11) Output Speed Sensor Circuit No Signal".

Condition for setting the DTC

The TCM detects that brake (B2) remains operated even though brake (B2) controlled by clutch control solenoid (SL3) is commanded to disengage.

3. Action taken when DTC P0797 sets

The TCM flashes the check trans warning light on the second driving cycle. Refer to Action taken when DTC sets - Type B.

Refer to "55.Transmission Control 5A.Troubleshooting(AWR6B45) DTC type definitions".

The gear is shifted to 2nd or 6th.

4. Condition for clearing DTC P0797

Refer to Condition for clearing the MIL, check trans warning light/DTC - Type A or Type B.

Refer to "55.Transmission Control 5A.Troubleshooting(AWR6B45) DTC type definitions".