Removal and Installation

SEAT BELTS WITH PRE-TENSIONER

REMOVAL AND INSTALLATION

WARNING:
- Never attempt to disassemble or repair the seat belt pre-tensioner. If faulty, replace it.
- Be extremely careful when handling the seat with pre-tensioner. Do not subject it to shocks, drop it, bring it close to strong magnets or allow contact with water, grease or oil. Always replace it with a new part if any dents, cracks or deformation is found.
- Do not place anything on top of the seat belt pre-tensioner.
- Do not expose the seat belt pre-tensioner to temperatures over 90 °C (194 °F).
- After operating the seat belt pre-tensioner, replace the seat belt pre-tensioner with a new part.
- Gloves and protective goggles should be worn when handling a seat belt pre-tensioner once it has been used.
- If disposing of a seat belt with pre-tensioner which has not yet been used, its seat belt pre-tensioner should be operated first before disposal.




Required Special Tools:
- MB991502: Scan Tool (MUT-II)

REMOVAL SERVICE POINT




[[A]] NEGATIVE (-) BATTERY CABLE DISCONNECTION

DANGER: Wait at least 60 seconds after disconnecting the battery cable before doing any further work.

WARNING: Battery posts, terminals and related accessories contain lead and lead compounds. WASH HANDS AFTER HANDLING.

Disconnect the negative (-) battery cable from the battery and tape the terminal to prevent accidental connection and seat belt pre-tensioner operation.

INSTALLATION SERVICE POINTS

]]A[[ PRE-INSTALLATION INSPECTION

WARNING: Dispose of seat belt pre-tensioner only according to the specified procedure.

1. When installing the new seat belt pre-tensioner, refer to "INSPECTION".
2. Connect the negative (-) battery cable.

CAUTION: To prevent damage to scan tool M6991502, always turn the ignition switch to the "LOCK" (OFF) position before connecting or disconnecting scan tool MB991502.




3. Connect scan tool MB991502 to the data link connector.
4. Turn the ignition switch to the "ON" position.
5. Conduct diagnostic test using scan tool MB991502 to ensure entire SRS operates properly.

DANGER: Wait at least 60 seconds after disconnecting the battery cable before doing any further work.

WARNING: Battery posts, terminals and related accessories contain lead and lead compounds. WASH HANDS AFTER HANDLING.

6. Turn the ignition switch to the "LOCK" (OFF) position. Disconnect the negative (-) battery cable and tape the terminal to prevent accidental connection and seat belt pre-tensioner operation.




]]B[[ POST-INSTALLATION INSPECTION
1. Reconnect the negative (-) battery cable.
2. Turn the ignition switch to the "ON" position.
3. Does the "SRS" warning light illuminate for approximately seven seconds, and go out?
4. If yes, the SRS system is functioning properly. If no, refer to SRS WARNING LIGHT CHECK.