|
|
LAN ITS COMMUNICATION CIRCUIT LAN-233 < DTC/CIRCUIT DIAGNOSIS > [CAN SYSTEM (TYPE 4)] C D E F G H I J K L B A O P N 5. CHECK HARNESS CONTINUITY (SHORT CIRCUIT) Check the continuity between the ADAS control unit harness connector and the ground. Is the inspection result normal? YES >> GO TO 6. NO >> Check the harness and repair the root cause. 6. CHECK TERMINATION CIRCUIT 1. Remove the ADAS control unit and the ICC sensor. 2. Check the resistance between the ADAS control unit terminals. 3. Check the resistance between the ICC sensor terminals. Is the inspection result normal? YES >> GO TO 7. NO >> Replace the ADAS control unit and/or the ICC sensor. 7. CHECK SYMPTOM Connect all the connectors. Check if the symptoms described in the “Symptom (Results from interview with Reproduced>>GO TO 8. detected. 8. CHECK UNIT REPRODUCTION Perform the reproduction test as per the following procedure for each unit. Turn the ignition switch OFF. 2. Disconnect the battery cable from the negative terminal. 3. Disconnect one of the unit connectors of ITS communication circuit. 4. Connect the battery cable to the negative terminal. Check if the symptoms described in the “Symptom Inspection result Reproduced>>Connect the connector. Check other units as per the above procedure. ADAS control unit harness connector Ground Continuity Connector No. Terminal No. B61 7 Not existed 8 Not existed ADAS control unit Resistance ( Ω ) Terminal No. 7 8 Approx. 108 – 132 ICC sensor Resistance ( Ω ) Terminal No. 3 6 Approx. 108 – 132 |