Airbag System (Diagnostics): Overview Saab 9-2X I

OPERATION

Turn the ignition switch to ON.

Connect the ground terminal to check connector terminal No. 2 in the instrument panel lower cover area.

Note. The harness of ground terminal is wrapped by tapes with the harness of check connector.

Scheme 43

1. Check connector
2. Ground terminal

Read the DTC by identifying the way airbag warning light flashes.

The airbag warning light flashes a code corresponding to the faulty parts.

The long segment (1.2 sec on) indicates a "ten", and the short segment (0.3 sec on) indicates a "one".

Note. " LIST OF DIAGNOSTIC TROUBLE CODE (DTC) " " AIRBAG WARNING LIGHT FAILURE "

Scheme 44

1. Example
2. Flashing code 12
3. Flashing code 21
4. Flashing normal code
5. Sec.

Turn the ignition switch to OFF, and disconnect the ground terminal from the check connector terminal No. 2.

Wind tape around the ground terminal and return it to its original position.

Turn the ignition switch to ON.

Connect the ground terminal (ground terminal "A") to check connector terminal No. 2 in the instrument panel lower cover area.

Note. The harness of ground terminal is wrapped by tapes with the harness of check connector.

Scheme 45

1. Check connector
2. Ground terminal "B"
3. Ground terminal "A"

While the warning light flashes, connect another diagnosis terminal (ground terminal "B") to the check connector terminal No. 3.

Once the memory is erased, the warning light returns to the normal flash rate (0.6 sec on). The failure to recover the normal flash rate indicates that trouble parts still remain. Having repaired such parts, erase the memory again and confirm that the normal flash rate has returned.

When the memory has been cleared, disconnect the ground terminal from check connector.

Wind tape around the ground terminal and return it to its original position.