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SRC-132 < DTC/CIRCUIT DIAGNOSIS > B1146 CURTAIN AIR BAG MODULE RH B1146 CURTAIN AIR BAG MODULE RH DTC Logic INFOID:0000000006220074 DTC DETECTION LOGIC DTC CONFIRMATION PROCEDURE 1. CHECK SELF-DIAG RESULT With CONSULT-III 1. Turn ignition switch ON. 2. Perform “Self Diagnostic Result” mode of “AIR BAG” using CONSULT-III. Without CONSULT-III 1. Turn ignition switch ON. 2. Check the air bag warning lamp status. Refer to SRC-14, "On Board Diagnosis Function" NOTE: Is malfunctioning part detected? YES >> Refer to SRC-132, "Diagnosis Procedure" NO >> INSPECTION END Diagnosis Procedure INFOID:0000000006220075 WARNING: • Before servicing, turn ignition switch OFF, disconnect battery negative terminal, and wait at least 3 minutes or more. (To discharge backup capacitor.) • Never use unspecified tester or other measuring device. 1. CHECK HARNESS CONNECTOR Check the harness connector. Is the inspection result normal? YES >> GO TO 2. NO >> Replace harness connector. 2. CHECK WIRING HARNESS Check the wiring harness externals. Is the inspection result normal? YES >> GO TO 3. NO >> Replace wiring harness. 3. REPLACE AIR BAG DIAGNOSIS SENSOR UNIT 1. Replace air bag diagnosis sensor unit. Refer to SR-26, "Removal and Installation" 2. Perform DTC confirmation procedure. Refer to Is DTC detected? YES >> GO TO 4. NO >> INSPECTION END 4. REPLACE REAR CURTAIN AIR BAG MODULE 1. Replace rear curtain air bag module RH. Refer to SR-19, "Removal and Installation" 2. Perform DTC confirmation procedure. Refer to Is DTC detected? YES >> GO TO 1. DTC Display contents of CONSULT-III DTC detecting condition Possible cause B1146 CURTAIN MODULE RH Rear curtain air bag module RH circuit is • Disconnection of wiring harness and short |