Signal Waveform & Data

WARNING: This page is about a different variant/trim than selected.

IG key ON.
Check sensor data as below.

Fig 1: Scantool Display - Sensor Data
Courtesy of HYUNDAI MOTOR AMERICA

Data Analysis

Condition		GDS Sensor Data
Condition		APS 1	APS 2
IG Key "ON & Engine "OFF"	Output voltages of APS1 and APS2 are in proportion to accelerating. APS2 output voltage is half of APS1 output voltage.
	Release a pedal fully	0.58~0.93V	0.29~0.47
	Depress a pedal fully	3.85~4.35V	1.93~2.18V

Is data in accordance with "Data Analysis"?
YES
- Check for poor connection between PCM and component: backed out terminal, improper mating, broken locks or poor terminal to wire connection. Repair as necessary and go to "VERIFICATION OF VEHICLE REPAIR " procedure.
NO
- Substitute with a known-good component and check for proper operation. If the problem is corrected, replace component and then go to "VERIFICATION OF VEHICLE REPAIR " procedure.