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1.

Connect GDS to Data Link Connector (DLC).

2.

Warm engine up to normal operating temperature.

3.

Turn "OFF" electrical devices and A/C.

4.

Monitor "ACCEL PEDAL SENSOR", "ACCEL PEDAL SENSOR 1", "ACCEL PEDAL SENSOR 2 " parameter on the GDS.

Specification : at idle( 0% ) ACCEL PEDAL SENSOR 1 : 600mV~800mV

Fig.1) APS output data at warm idle. Check if output value is rising and "ACCEL PEDAL SENSOR 2" is 1/2 of "ACCEL PEDAL SENSOR 1" signal.

Fig.2) APS output data at wide open throttle status.