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B1049 – B1052, B1054 – B1057 DRIVER AIRBAG MODULE SRC-19 < DTC/CIRCUIT DIAGNOSIS > C D E F G I J K L M A B SRC N O P 2. WIRING HARNESS Is there any visible damage to the harness? YES >> Replace the harness. NO >> GO TO 3 3. CHECK SPIRAL CABLE CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect driver air bag module harness connectors and combination switch (spiral cable) harness con- nector. 3. Check continuity between driver air bag module harness connector and combination switch (spiral cable) connector. 4. Check continuity between driver air bag module harness connector and ground. Is the inspection result normal? YES >> GO TO 4. NO >> Replace the combination switch (spiral cable). Refer to SR-6, "Removal and Installation" 4. AIR BAG DIAGNOSIS SENSOR UNIT Replace the air bag diagnosis sensor unit. Refer to SR-17, "Removal and Installation" >> GO TO 5 5. DRIVER AIR BAG MODULE Replace the driver air bag module. Refer to SR-4, "Removal and Installation" . >> GO TO 6 6. RELATED HARNESS Replace the related harness. >> END Driver air bag module Combination switch (spiral cable) Continuity Connector Terminal Connector Terminal M100 10 M29 30 Yes 11 23 M103 12 28 13 23 Driver air bag module Ground Continuity Connector Terminal M100 10 No 11 M103 12 13 |