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SRS AIR BAG DIAGNOSIS TSB Revision SUPPLEMENTAL RESTRAINT SYSTEM (SRS) 52B-333 STEP 2. Recheck for diagnostic trouble code. Check again if the DTC is set. 1. Connect scan tool MB991958 to the data link connector Q: Is the check result satisfactory? YES : There is an intermittent malfunction such as poor engaged connector(s) or open circuit (Refer to .) NO : Replace the A/C-ECU. On completion, check that the DTC is not reset. TROUBLE SYMPTOM CHART M1524003400495 CAUTION During diagnosis, a DTC code associated with AC305412 AB MB991910 DATA LINK CONNECTOR MB991824 MB991827 SYMPTOM INSPECTION PROCEDURE NO. REFERENCE PAGE Communication between the scan tool and the 1 Power supply circuit system 2 When the ignition key is turned to the "ON" 3 After the ignition key is turned to the "ON" 4 |