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DOOR KEY CYLINDER SWITCH DLK-87 < DTC/CIRCUIT DIAGNOSIS > C D E F G H I J L M A B DLK N O P DOOR KEY CYLINDER SWITCH Component Function Check INFOID:0000000010119763 1. CHECK FUNCTION 1. Select “DOOR LOCK” of “BCM” using CONSULT. 2. Select “KEY CYL LK SW”, “KEY CYL UN-SW” in “Data Monitor”. 3. Check that the function operates normally according to the following conditions: Is the inspection result normal? YES >> Door key cylinder switch is OK. NO >> Refer to . Diagnosis Procedure INFOID:0000000010119764 Regarding Wiring Diagram information, refer to . 1. CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL 1. Turn power switch OFF. 2. Disconnect front door lock assembly (LH) connector. 3. Check voltage between front door lock assembly (LH) harness connector and ground. Is the inspection result normal? YES >> GO TO 3. NO >> GO TO 2. 2. CHECK DOOR KEY CYLINDER SWITCH SIGNAL CIRCUIT 1. Disconnect BCM connector. 2. Check continuity between BCM harness connector and front door lock assembly (LH) harness connector. Monitor item Condition Status KEY CYL LK-SW Driver side door key cylinder Lock ON Neutral / Unlock OFF KEY CYL UN-SW Unlock ON Neutral / Lock OFF (+) (–) Voltage (V) (Approx.) Front door lock assembly (LH) Connector Terminal D38 5 Ground 7.0 - 8.0 V 6 PKIB4960J BCM Front door lock assembly (LH) Continuity Connector Terminal Connector Terminal M24 7 D38 5 Yes 8 6 |