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DTC B1794 Open in Occupant Classification ECU Battery Positive Line: Description

WARNING: This page is about a different car, the 2007 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.

DTC B1794 is set when a malfunction is detected in the occupant classification ECU battery positive line.

DTC TROUBLE DETECTION CONDITION

DTC No. DTC Detection Condition Trouble Area
B1794 When one of following conditions is met:
  • Occupant classification ECU circuit malfunction
  • Occupant classification ECU malfunction
  • Occupant classification ECU detects short to ground signal in passenger side buckle switch circuit for 2 seconds
  • Wire harness
  • Occupant classification ECU
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