SAAB WIS ONLINE

INSPECTION

INSPECTION

CHECK Vehicle Diagnostic Interface.

Do you have a Vehicle Diagnostic Interface?

Yes


No


CHECK G SENSOR.

Turn the ignition switch to OFF.

Remove the G sensor from vehicle.

Connect the connector to G sensor.

Turn the ignition switch to ON.

Measure the voltage between G sensor connector terminals.

Connector & terminal

(B292) No. 2 (+) — No. 3 (−):

Is the voltage 2.3±0.2 V when G sensor is horizontal?

Yes


No

Replace the G sensor.


CHECK G SENSOR.

Measure the voltage between G sensor connector terminals.

Connector & terminal

(B292) No. 2 (+) — No. 3 (−):

Is the voltage 3.9±0.2 V when G sensor is inclined forwards to 90°?

Yes


No

Replace the G sensor.


CHECK G SENSOR.

Measure the voltage between G sensor connector terminals.

Connector & terminal

(B292) No. 2 (+) — No. 3 (−):

Is the voltage 0.7±0.2 V when G sensor is inclined backwards to 90°?

Yes

G sensor is normal.


No

Replace the G sensor.


CHECK G SENSOR.

Turn the ignition switch to OFF.

Connect the Vehicle Diagnostic Interface to data link connector.

Turn the Vehicle Diagnostic Interface into {BRAKE CONTROL} mode.

Set the display in the {Current Data Display & Save} mode.

Read the G sensor output voltage.

Is the indicated reading 2.3±0.2 V when the vehicle is in horizontal position?

Yes


No

Replace the G sensor.


CHECK G SENSOR.

Remove the console box.

Remove the G sensor from vehicle. (Do not disconnect the connector.)

Read the Vehicle Diagnostic Interface display.

Is the indicated reading 3.9±0.2 V when G sensor is inclined forwards to 90°?

Yes


No

Replace the G sensor.


CHECK G SENSOR.

Read the Vehicle Diagnostic Interface display.

Is the indicated reading 0.7±0.2 V when G sensor is inclined backwards to 90°?

Yes

G sensor is normal.


No

Replace the G sensor.