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PCS-90 < DTC/CIRCUIT DIAGNOSIS > [POWER DISTRIBUTION SYSTEM] B2618 BCM B2618 BCM DTC Logic INFOID:0000000009579020 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. PERFORM SELF DIAGNOSTIC RESULT 1. Turn ignition switch to ON, and wait for 1 second or more. 2. Check Self Diagnosis Result of BCM with CONSULT. YES >> Refer to . NO >> Inspection End. Diagnosis Procedure INFOID:0000000009579021 Regarding Wiring Diagram information, refer to . 1. CHECK IGNITION RELAY-1 CONTROL SIGNAL VOLTAGE Check voltage between IPDM E/R connector E47 and ground. Is the inspection result normal? YES >> Replace IPDM E/R. Refer to PCS-31, "Removal and Installation" NO >> GO TO 2. 2. CHECK IGNITION RELAY-1 CONTROL SIGNAL CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect BCM connector M98 and IPDM E/R connector E47. 3. Check continuity between BCM connector M98 and IPDM E/R connector E47. 4. Check continuity between BCM connector M98 and ground. Is the inspection result normal? YES >> Replace BCM. Refer to BCS-70, "Removal and Installation" NO >> Repair or replace harness or connectors. CONSULT Display DTC Detection Condition Possible Cause BCM An immediate operation of ignition relay-1 is request- • Harness or connectors IPDM E/R Ground Condition Voltage (Approx.) Connector Terminal E47 90 — Ignition: ON Battery voltage BCM IPDM E/R Continuity Connector Terminal Connector Terminal M98 98 E47 90 Yes BCM Ground Continuity Connector Terminal M98 98 No |