Vertical Acceleration Sensor: Testing and Inspection

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CHASSIS ACCELERATION SENSOR

1. With component connector still connected, connect voltmeter between terminal 3 and ground.
2. Turn ignition switch ON.
3. Tap the chassis acceleration sensor bracket with wrench.
4. Verify that voltage spike (less than 1 V) is output from chassis acceleration sensor.

5. If no voltage spike is observed, replace chassis acceleration sensor.