LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2008 >> FJ Cruiser RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 140 (Supplemental Restraint System) >> Occupant Classification System >> DTC B1793 Occupant Classification Sensor Power Supply Circuit Malfunction >> Description

DTC B1793 Occupant Classification Sensor Power Supply Circuit Malfunction: Description

WARNING: This page is about a different car, the 2007 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.

The occupant classification sensor power supply circuit consists of the occupant classification ECU and the occupant classification sensors.

DTC B1793 is recorded when a malfunction is detected in the occupant classification sensor power supply circuit.

DTC DETECTION CONDITION

DTC No. DTC Detection Condition Trouble Area
B1793  When one of following conditions is met:
  • Occupant classification ECU detects line short circuit signal, open circuit signal, short circuit to ground signal or short circuit to B+ signal in the occupant classification sensor power supply circuit for 2 seconds
  • Occupant classification ECU malfunction
  • Front seat wire RH
  • Front seat RH (Occupant classification sensors)
  • Occupant classification ECU