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Home >> Toyota >> 1982 >> Land Cruiser 4D Utility >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Hot Idle COMPENSATOR >> Testing >> Land Cruiser

Land Cruiser

  1. Remove HIC valve from air cleaner. Block intake manifold port. Blow through heated air cleaner port. No air should escape from atmospheric port below 81°F (27°C).
  2. Heat valve in hot water. DO NOT allow water inside valve. Block heated air cleaner port. Blow through intake manifold port.
  3. A small amount of air should flow when valve is between 81-122°F (27-50°C). A large amount of air should flow when valve is above 185°F (85°C).
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