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Home >> Volkswagen >> 1995 >> Passat GLS, 2.0 C, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Fuel System >> Acceleration/Full Throttle Enrichment & Deceleration Fuel Cutoff
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Acceleration/Full Throttle Enrichment & Deceleration Fuel Cutoff

  1. Ensure engine coolant temperature is at least 176°F (80°C). Connect Scan Tester (VAG 1551) to Data Link Connectors (DLC) located in center console, in front of shift lever.
  2. Start engine and allow it to idle. With scan tester in READ TEST VALUE BLOCK function, select group "04" and read value in field No. 4 of scan tester. Display value must be 00010 at idle.
  3. Using accelerator pedal, increase engine speed to 3000 RPM and observe scan tester. Display value in field No. 4 of scan tester must briefly be 10100. Release accelerator pedal and observe scan tester.
  4. Display value in field No. 4 of scan tester must briefly be 00011 then return to 00010 at idle. If values not as specified, see THROTTLE POSITION (TP) SENSOR ADJUSTMENT in ADJUSTMENTS article. If values are as specified, select END OUTPUT function on scan tester.
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