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C1198 VACUUM SENSOR BRC-113 < DTC/CIRCUIT DIAGNOSIS > [WITH ESP] C D E G H I J K L M A B BRC N O P C1198 VACUUM SENSOR DTC Logic INFOID:0000000010329852 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. CHECK SELF-DIAGNOSTIC RESULT With CONSULT. 1. Turn the ignition switch ON. 2. Perform self-diagnostic result. Is DTC C1198 detected? YES >> Proceed to diagnosis procedure. Refer to BRC-113, "Diagnosis Procedure" NO >> Inspection End. Diagnosis Procedure INFOID:0000000010329853 Regarding Wiring Diagram information, refer to 1. CHECK VACUUM SENSOR CIRCUIT 1. Turn the ignition switch OFF. 2. Disconnect vacuum sensor harness connector. 3. Disconnect ABS actuator and electric unit (control unit) harness connector. 4. Check continuity between vacuum sensor harness connector and ABS actuator and electric unit (control 5. Check continuity between vacuum sensor harness connector and ground. Is the inspection result normal? YES >> GO TO 2. NO >> Repair or replace malfunctioning components. 2. CHECK TERMINAL DTC Display Item Malfunction detected condition Possible causes C1198 VACUUM SEN CIR • When an open circuit is detected in vacuum sensor circuit. • When a short circuit is detected in vacuum sensor circuit. • When a malfunction is detected in vacuum sensor noise. • Harness or connector (control unit) Vacuum sensor ABS actuator and electric unit (control unit) Continuity Connector Terminal Connector Terminal E51 1 E18 12 Yes 2 24 3 5 Vacuum sensor — Continuity Connector Terminal E51 1 Ground No 2 3 |