Crash Sensor and Standby Power Unit, Replacement

CRASH SENSOR AND STANDBY POWER UNIT, REPLACEMENT

Note that the crash sensor has an 8-digit identification number which must always be quoted when ordering new parts.

Crash sensor




Ground connection is direct by a short, black lead, secured by one of retaining screws. It is extremely important that the screw makes good contact to body.


Replacement of parts

Switch Ignition to off position

Disconnect battery ground lead




Unbolt driver's seat and tilt backwards

Remove bolts securing guide rails to floor. Open seat wiring connectors. Tilt seat backwards.

Lift carpet to reach crash sensor and wiring




Disconnect connectors at center console




Important! Never disconnect connector from crash sensor. This is extremely important to maintain maximum reliability of contact.




Remove crash sensor and standby power unit

Remove tape from standby power unit.

Disconnect standby power unit connector and remove by releasing clip.

Remove crash sensor retaining screws.

Release cable clamp.

Remove crash sensor and wiring harness.




Install new crash sensor

Use original screws. Tighten to 11 Nm (8 ft.lb). Note: The crash sensor connector is held in place by a fixture which is part of the body where it bolts. Place carefully to avoid damaging the connector.

Reconnect connector and standby power unit

Place lead in clamp.

Reconnect connectors at center console.

Reconnect standby power unit and install it.

Replace tape on standby power unit.




Check for fault codes

Connect battery ground cable, then turn ignition switch to position II (ignition ON).

Check warning lamp.

Fig. 4 Connecting Test Terminal:

Clearing fault code

Note: Do not turn ignition off between request and clearance of fault code. When fault has been corrected, warning lamp must be cancelled (fault code cleared) to restore normal operation.

Proceed as follows:

Repeat code display procedure by grounding test terminal for 2-5 seconds.

Then ground test terminal three times within 1.5 to 5 seconds, for at least 0.25 seconds on each occasion.

Note: Ground lead must be fitted with spade connectors at both ends. Grounding action must be firm and must not be too brief.

Warning lamp will be extinguished for 4 seconds and relight for 3 seconds to confirm clearance of fault code(s). Final extinction of lamp indicates restoration of normal function.

If lamp does not go out

Uncorrected fault is still present. Repeat display procedure, correct fault and repeat clearance procedure.




Install:
- Carpet
- Seat. Tighten bolts to 48 Nm(35 ft.lb)
- Connector to seat.