Occupant Classification Module (OCM) - Electrical Diagnostics

• Diagnostic Code Index
• DTC Troubleshooting
  • B1B78-Passenger Seat Weight Sensor 3 - Left Front Performance
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B79-Passenger Seat Weight Sensor 3 - Left Front Input Circuit Low
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B7A-Passenger Seat Weight Sensor 3 - Left Front Input Circuit High
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B7D-Passenger Seat Weight Sensor 2 - Right Front Performance
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B7E-Passenger Seat Weight Sensor 2 - Right Front Input Circuit Low
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B7F-Passenger Seat Weight Sensor 2 - Right Front Input Circuit High
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B82-Passenger Seat Weight Sensor 4 - Left Rear Performance
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B83-Passenger Seat Weight Sensor 4 - Left Rear Input Circuit Low
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B84-Passenger Seat Weight Sensor 4 - Left Rear Input Circuit High
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B87-Passenger Seat Weight Sensor 1 - Right Rear Performance
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B88-Passenger Seat Weight Sensor 1 - Right Rear Input Circuit Low
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1B89-Passenger Seat Weight Sensor 1 - Right Rear Input Circuit High
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1BA6-Occupant Classification Undetermined
    • When Monitored:
    • Set Condition:
    • Possible Causes
  • B1BA7-Occupant Classification System Verification Required
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1BA8-OCM System Out Of Calibration/Not Calibrated
    • Notes
    • When Monitored:
    • Set Condition:
    • Diagnostic Test
  • B1BBA-Passenger Seat Weight Sensor Supply Circuit
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1BBB-Passenger Seat Weight Sensor Inputs Shorted Together
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1BBC-OCS Negative System Weight
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1BBD-OCM Current Configuration Table Unprogrammed
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1C23-Passenger Seat Weight Sensor 3 - Left Front Configuration Mismatch
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1C24-Passenger Seat Weight Sensor 2 - Right Front Configuration Mismatch
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1C25-Passenger Seat Weight Sensor 4 - Left Rear Configuration Mismatch
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B1C26-Passenger Seat Weight Sensor 1 - Right Rear Configuration Mismatch
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B210D-Battery Voltage Low
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B210E-Battery Voltage High
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B2206-Current VIN Missing/Mismatch
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • B2212-Occupant Classification Module Internal
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0001-Can C Bus
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0002-Can C Bus Off Performance
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0141-Lost Communication With IPM (FCM/TIPM)
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U0151-Lost Communication With Occupant Restraint Controller (Orc)
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U1419-Implausible Data Received From OCS Sensor 3 - Left Front
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U141A-Implausible Data Received From OCS Sensor 2 - Right Front
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U141B-Implausible Data Received From OCS Sensor 4 - Left Rear
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
  • U141C-Implausible Data Received From OCS Sensor 1 - Right Rear
    • Notes
    • When Monitored:
    • Set Condition:
    • Possible Causes
    • Diagnostic Test
• Standard Procedure
  • OCS Intermittent Test
    • Notes
    • Diagnostic Test
  • Diagnosis And Checkout Procedure For Seat Weight Sensors
    • Notes
    • Diagnostic Test
  • Re-Zero OCM Seat Weight Sensors
    • Diagnostic Test
  • OCS Verification Test
    • Diagnostic Test