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Home >> Toyota >> 1982 >> Pickup Base >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Air Injection System >> Testing >> Preliminary Test >> All Models

All Models

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  1. Check all hoses and connections. With engine coolant below 45°F (8°C), remove air by-pass hose from air cleaner housing.
  2. Start engine. Air should discharge from air by-pass hose. As engine warms up, air by-pass should stop. Leave hose disconnected and proceed with system check.