Code No.P1797: G Sensor/Brake Pressure Sensor Malfunction <Vehicles with Idle Neutral Control>




DIAGNOSTIC FUNCTION


CVT-ECU determines if the CAN signals it receives from the ASC-ECU are normal.

JUDGMENT CRITERIA


If the following conditions are met after it is detected that the power supply voltage is 9 V or more, the engine speed is 450 r/min or more, and after the ignition switch was ON, the vehicle speed was 5 km/h or more.


PROBABLE CAUSES




DIAGNOSTIC PROCEDURE


STEP 1. M.U.T.-III diagnosis code


Check if ASC-related diagnosis code is set.

Q. Is the ASC-related diagnosis code set?

Carry out the appropriate troubleshooting.
Go to Step 2.

STEP 2. Diagnosis code recheck


Q. Is the diagnosis code set?

Replace the CVT-ECU.
Intermittent malfunction.