1. DTC B1053[1F] DTC description
When the ignition switch is turned ON, the SRS control unit checks the condition of the connection check terminals.
2. Condition for setting DTC B1053[1F]
- The SRS control unit detects that there is no continuity in the connection check terminals (pins 12 and 13 of B8, pins 1 and 2 of R5) via the connector.
3. Action taken when DTC B1053[1F] sets
- SRS airbag warning light illuminates.
Warning
- During the maintenance work, do not hit or shake the SRS control unit when handling it.
- If the SRS control unit is not properly installed, the SRS control unit may cause malfunctions. This may result in deployment of the SRS airbag and personal injury.
Caution
- To prevent the SRS parts to be replaced from malfunctioning and generating a battery short circuit, make sure to disconnect the battery cable before replacing the parts.