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DAS WARNING SYSTEMS SWITCH CIRCUIT DAS-155 < DTC/CIRCUIT DIAGNOSIS > [DRIVER ASSISTANCE SYSTEM] C D E F G H I J K L M B N P A WARNING SYSTEMS SWITCH CIRCUIT Diagnosis Procedure INFOID:0000000011277318 Regarding Wiring Diagram information, refer to . 1. CHECK WARNING SYSTEMS SWITCH SIGNAL INPUT 1. Turn the ignition switch ON. 2. Check voltage between around view monitor control unit harness connector M113 terminal 17 and ground. Is the inspection result normal? YES >> Replace the around view monitor control unit. Refer to DAS-173, "Removal and Installation" . NO >> GO TO 2. 2. CHECK WARNING SYSTEMS SWITCH 1. Turn ignition switch OFF. 2. Remove warning system switch. 3. Check warning system switch. Refer to DAS-156, "Component Inspection" . Is the inspection result normal? YES >> GO TO 3. NO >> Replace the warning system switch. Refer to DAS-174, "Removal and Installation" 3. CHECK WARNING SYSTEM SWITCH GROUND CIRCUIT Check continuity between warning system switch harness connector M253 terminal 8 and ground. Is the inspection result normal? YES >> GO TO 4. NO >> Repair harness or connector. 4. CHECK WARNING SYSTEM SWITCH SIGNAL INPUT CIRCUIT FOR OPEN 1. Disconnect the around view monitor control unit control unit connector. 2. Check continuity between the around view monitor control unit harness connector M113 terminal 17 and warning system switch harness connector M253 terminal 6. Is the inspection result normal? YES >> GO TO 5. NO >> Repair the harnesses or connectors. Terminals Condition Voltage (Approx.) (+) ( −) AVM control unit Ground Warning systems switch Connector Terminal M113 17 Pressed 0 V Released Battery voltage Warning system switch Ground Continuity Connector Terminal M253 8 Yes Around view monitor control unit Warning system switch Continuity Connector Terminal Connector Terminal M113 17 M253 6 Yes |