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Acceleration/Full Throttle Enrichment & Deceleration Fuel Cutoff: 2.8L

  1. Ensure engine coolant temperature is at least 176°F (80°C). Connect scan tool to Data Link connector (DLC) located in center console, in front of shift lever.
  2. Start engine and allow it to idle. With scan tool in READ TEST VALUE BLOCK function, select group "04" and read value in field No. 4 of scan tool. Display value must be 00010 at idle.
  3. Using accelerator pedal, increase engine speed to 3000 RPM and observe scan tool. Display value in field No. 4 of scan tool must briefly be 10100. Release accelerator pedal and observe scan tool.
  4. Display value in field No. 4 of scan tool must briefly be 00011 then return to 00010 at idle. If values are not as specified, see THROTTLE POSITION (TP) SENSOR ADJUSTMENT in appropriate ADJUSTMENTS article. If values are as specified, select END OUTPUT function on scan tool.
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