DTC Detecting Condition and Trouble Area
WARNING: This page is about a different car, the 2010 Suzuki Kizashi. However, it is still accessible from the selected car via links, so may be relevant.
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) |