B1314

DTC B1314

Circuit Diagram










DTC Detecting Condition and Trouble Area






DTC Troubleshooting


1. Was "Air Bag Diagnostic System Check" performed?
YES
Go to Step 2.
NO
Go to Air Bag Diagnostic System Check Air Bag Diagnostic System Check.
2. OCM power supply and ground circuits check
Check OCM power supply and ground circuits. Testing and Inspection
Are they in good condition?
YES
Go to Step 3.
NO
Repair OCM power supply or ground circuits.
3. Battery voltage check
With engine running at about 3000 rpm, measure voltage battery.
Is voltage 12 - 15 V?
YES
Substitute a known-good SDM and recheck DTC. SDM Removal and Installation
NO
Check charging system and repair it if necessary. Testing and Inspection

NOTE:

Upon completion of inspection and repair work, perform the following items.

- Reconnect all air bag system components and ensure all components are properly mounted.
- Clear DTCs, referring to DTC Clearance DTC Clearance
, if any DTC is detected.
- Repeat Air Bag Diagnostic System Check Air Bag Diagnostic System Check
to confirm that the trouble has been solved.