Except 1.8L & 2.2L
- Connect Breakout Box (T83L-50-EEC-IV), leaving ECA disconnected. Connect digital voltmeter positive lead to pin No. 47 and negative voltmeter lead to pin No. 46. Turn ignition on. Slowly depress accelerator pedal. Check voltmeter reading. See TPS VOLTAGE SPECIFICATIONS (EXCEPT 1.8L & 2.2L) .
- If voltage is not as specified, ensure throttle stop screw and linkage are adjusted correctly. Remove sensor and check for damaged, corroded or misadjusted pins. If okay, install sensor. Ensure sensor is seated correctly. Repeat step 1). If voltage is not as specified, replace sensor and perform KOEO test. See G - EEC IV TESTS W/CODES article in the ENGINE PERFORMANCE Section.
TPS VOLTAGE SPECIFICATIONS
| Throttle Angle |
Voltage |
| 0° |
.50 |
| 10° |
.97 |
| 20° |
1.44 |
| 30° |
1.90 |
| 40° |
2.37 |
| 50° |
2.84 |
| 60° |
3.31 |
| 70° |
3.78 |
| 80° |
4.24 |