STEP 1. M.U.T.-IIISE DTC.
Recheck if the DTC is set.(1) Erase the DTC.
(2) Ignition switch: "LOCK" (OFF) to "ON"
(3) Check if the DTC is set.
Is the DTC set?
Carry out the DTC procedures (Refer to ). Go to Step 2.
STEP 2. M.U.T.-IIISE data list
STEP 3. Check the A/C pressure sensor.
STEP 4. Check of open circuit in AC/P, SENB, SENG line between A/C controller assembly (A/C-ECU) connector and A/C pressure sensor connector.
STEP 5. Recheck the trouble symptom.