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 21 and 22 of B9, pins 23 and 24 of R6, pins 23 and 24 of R7) 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.