STEP 1. Using scan tool (M.U.T.-IIISE), read the other system DTC.
Check if DTC C1800 or C1801 is set in the ASC-ECU.(1) caution | To prevent damage to scan tool (M.U.T.-IIISE), always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool (M.U.T.-IIISE). |
Connect scan tool (M.U.T.-IIISE). Refer to "How to connect the Scan Tool (M.U.T.-IIISE)
."
(2) Erase the DTC.
(3) Turn the ignition switch from "LOCK" (OFF) position to "ON" position.
(4) Check if the DTC is set.
Is the DTC set?
Troubleshoot the ASC-ECU (Refer to GROUP 35C - Troubleshooting ). Go to Step 2.