Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSSCION2016IM AUTOMATIC CVT TRANSREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSDTC INDEXSUPPLEMENTAL RESTRAINT SYSTEMS DTCSOCCUPANT CLASSIFICATION SYSTEM
2016 Scion iM Automatic CVT Trans
Occupant Classification System
2016 Scion iM Automatic CVT TransSECTION Occupant Classification System
OCCUPANT CLASSIFICATION SYSTEM DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC Code | Description |
|---|---|
| B1771 | Passenger Side Buckle Switch Circuit Malfunction |
| B1780 | Front Occupant Classification Sensor LH Circuit Malfunction |
| B1782 | Rear Occupant Classification Sensor LH Circuit Malfunction |
| B1785 | Front Occupant Classification Sensor LH Collision Detection |
| B1787 | Rear Occupant Classification Sensor LH Collision Detection |
| B1790 | Center Airbag Sensor Assembly Communication Circuit Malfunction |
| B1793 | Occupant Classification Sensor Power Supply Circuit Malfunction |
| B1794 | Open in Occupant Classification ECU Battery Positive Line |
| B1795 | Occupant Classification ECU Malfunction |
| B1796 | Sleep Operation Failure of Occupant Classification ECU |
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.