Acceleration/Deceleration Sensor: Testing and Inspection
G-SENSOR OUTPUT VOLTAGE CHECK1. Unload the vehicle and move it to a horizontal surface.
2. Connect the scan tool to the data link connector.
CAUTION: Turn the ignition switch off before connecting or disconnecting the scan tool.
3. Start the engine.
CAUTION: At this time, check to be sure that the ABS warning light illuminates for a brief period before turning off. If it does not turn off, refer to ANTI-LOCK BRAKING SYSTEM TROUBLESHOOTING.
Symptom Related Diagnostic Procedures
4. Check that the G sensor output voltage is within the standard value range.
Standard value: 2.5 ± 0.10 V
5. If the G sensor output voltage is not within the standard value range, check the installation condition of the G sensor. If there is a loose bolt, deformation of the G sensor bracket, etc., carry out a repair. If the problem is not repairable, replace the G sensor.