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Home >> Suzuki >> 2009 >> Grand Vitara Base, Automatic >> Repair and Diagnosis >> Brakes >> Traction Control >> Electronic Stability Program >> Diagnostic Information and Procedures >> DTC C1091/1092/1093: ECM/TCM/4WD Control Module Data in CAN Line Failure >> DTC Detecting Condition and Trouble Area
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DTC Detecting Condition and Trouble Area

DTC DETECTING CONDITION CHART

DTC Detecting Condition Trouble Area
C1091: 
ECM sent invalid signal to ESP® control module.
  • Engine control system
  • ECM
  • ESP® control module
C1092: 
TCM sent invalid signal to ESP® control module. (for A/T model)
  • A/T system
  • TCM
  • ESP® control module
C1093: 
4WD control module sent invalid signal to ESP® control module. (if equipped 4WD control module)
  • 4WD control system
  • 4WD control module
  • ESP® control module
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