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Home >> Suzuki >> 2006 >> Grand Vitara Premium, RWD, Standard >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Body Electrical Control System >> Diagnostic Information And Procedures >> DTC B1157 (No. 1157): Air Bag Deployment Signal Input >> DTC troubleshooting
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DTC troubleshooting

DTC TROUBLESHOOTING CHART

Step Action YES NO
1  Check DTC for SDM 
  1. Check DTC stored in SDM referring to DTC CHECK:ADVANCED AIR BAG  or DTC CHECK:EXCEPT ADVANCED AIR BAG .

Is DTC B1021 detected? 		 Go to DTC B1021: AIR BAG MODULE DEPLOYED (ADVANCED AIR BAG) or DTC B1021: AIR BAG MODULE DEPLOYED (EXCEPT ADVANCED AIR BAG) . Substitute a known-good BCM and recheck.
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