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Home >> Isuzu >> 1987 >> Trooper II LS, 2.3 L >> Repair and Diagnosis >> Engine Performance >> System >> Fuel Injection System - Diesel >> Adjustments >> Idle Speed Adjustment

Idle Speed Adjustment

  1. Set parking brake and block drive wheels. Place transmission in Neutral. Start engine and bring engine coolant to above 176°F (80°C).
  2. On P'UP models, the air conditioning should be off. Using Engine Tachometer (J-28885) check engine idle RPM. The idle adjust screw must be in contact with accelerator lever. Adjust screw to obtain proper setting.
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