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SRC-50 < COMPONENT DIAGNOSIS > B1052, B1057 DRIVER AIRBAG MODULE B1052, B1057 DRIVER AIRBAG MODULE Description INFOID:0000000001694527 DTC B1052, B1057 [SHORT] DRIVER AIRBAG MODULE For driver air bag module, crash is judged by main “G” sensor output signal and sub “G” sensor in front direc- OPERATION In case of frontal collision whose acceleration exceeds the specified level, the ignition materials are ignited by STRUCTURE Driver air bag module mainly consists of air bag and inflator which inflates air bag. INSTALLATION Driver air bag module is installed on the center of steering wheel with fixed bolts. DTC Logic INFOID:0000000001694528 DTC DETECTION LOGIC With CONSULT-lll DTC No. Index (“SELF-DIAG [CURRENT]”), (“SELF-DIAG [PAST]” or “TROUBLE DIAG RECORD”) DTC CONFIRMATION PROCEDURE (With CONSULT-lll) 1. INSPECTION START Turn ignition switch ON. >> GO TO 2. 2. CHECK SELF-DIAG RESULT Check the screen of CONSULT-lll. Is malfunctioning part detected? YES >> Refer to SRC-51, "Diagnosis Procedure (Component diagnosis)" NO >> INSPECTION END. DTC CONFIRMATION PROCEDURE (Without CONSULT-lll) NOTE: 1. INSPECTION START Turn ignition switch ON. DTC No. Trouble diagnosis name DTC detecting condition Possible cause B1052 DRIVER AIRBAG MOD- Driver air bag module circuit are shorted • Disconnection of wiring harness and short. • Internal breakdown in driver air bag module. • Internal breakdown in spiral cable. sor unit (ACU). |