Attention:
- Never attempt to disassemble or repair the SRS electronic control unit. In case of malfunction, replace it.
- - Do not drop, hit or vibrate the SRS electronic control unit. If dents, cracks, deformation or corrosion are found on the body of the SRS electronic control unit, replace the unit with a new one.
- - After deploying the airbags, replace the SRS electronic control unit with a new one.
- - Never use an ohmmeter in the area where the SRS electronic control unit is located, use only special measuring instruments.
Removal and installation
− Before starting to remove parts, carry out the following operations:
- A) Set the ignition key to position "LOCK".
- b) Disconnect the wire from the negative battery terminal and insulate the connector of the disconnected wire.
Attention: after disconnecting the cable from the battery, wait at least 60 seconds before proceeding with further work.
- V) Remove the center console assembly.
- G) Remove the electronic control unit for the engine and automatic transmission.
- Parts are removed in the order of the numbers shown in the figure "Removing the electronic control unit SRS".
Removing the SRS electronic control unit. 1 - SRS electronic control unit-1 assembly, 2 - SRS electronic control unit, 3 - mounting bracket for SRS electronic control unit.
− Perform a visual check of the parts before installation.
Attention: if deformation, corrosion or damage is found on the housing and bracket of the SRS electronic control unit or connectors and latches, then note them with new ones.
− Installation of parts is carried out in the reverse order of removal.
− After installing the parts, perform the following operations:
- A) Install an electronic control unit for the engine and automatic transmission.
- b) Install the floor console assembly.
- V) Connect the wire to the negative battery terminal.
- G) Check the operation of the indicator: SRS.
Examination
1. Check the housing and bracket: SRS ECM for dents, cracks, deformation or corrosion.
2. Check the connectors and retainer for damage, deformation and rust on the connector pins.
Caution: Replace the SRS ECU if visual inspection reveals a defect.