Airbag System

DIAGNOSTIC TROUBLE CODE CHART

B1000/31 - B1651/33:

B1653/35 - B1812/53:

B1813/53 - B1831/57:

B1832/57 - B1908/74:

1. SUPPLEMENTAL RESTRAINT SYSTEM
If a DTC is displayed during the DTC check, check the circuit listed for the DTC in the table.

HINT:
- When the SRS warning light remains on and the its blinking pattern indicates the system is normal, a voltage source drop is likely to have occurred. This malfunction is not stored in the memory of the airbag sensor assembly center. When the power source voltage returns to normal, the SRS warning light will automatically turn off.
- When 2 or more DTCs are indicated, the DTC with the lower number appears first.
- If a DTC is not listed on the display chart, the airbag sensor assembly center may have malfunctioned.
- In the case of any malfunctions concerning open circuits, shorts to ground, or shorts to B+ due to squibs, other DTCs may not be set. In this case, repair the malfunction currently indicated and then perform malfunction diagnosis again.
- Mark in the check mode column:
*: DTC corresponds to check mode.
-: DTC does not correspond to check mode.

- When DTC B1650/32 is set as a result of troubleshooting the Supplemental Restraint System (SRS), perform troubleshooting for the occupant classification system as shown in the chart.

*1: With side and curtain shield airbag
*2: Separate seat
*3: Except double cab

B1771 - B1796:

2. DTCS FOR FRONT PASSENGER OCCUPANT CLASSIFICATION SYSTEM

HINT: When DTC B1650/32 is detected as a result of troubleshooting the Supplemental Restraint System, perform troubleshooting for the occupant classification system as shown in the chart.