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Home › Suzuki › 2010 › Kizashi SLS, 4WD › Repair and Diagnosis › Electrical › Body Electrical › Body Electrical Control System › Diagnostic Information and Procedures › DTC B1120/B1901/B1902: BCM Internal Defect/Internal Control Module Memory Check Sum Error/Control Module Programming Error › DTC Detecting Condition and Trouble Area

DTC Detecting Condition and Trouble Area

DTC DETECTING CONDITION CHART

DTC detecting condition Trouble area
B1120: BCM Internal Defect 
BCM internal failure.		 BCM
B1901: Internal Control Module Memory Check Sum Error 
BCM internal failure. (check sum error)
B1902: Control Module Programming Error 
BCM internal failure. (programming error)
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