FUSO 4M4 – INTAKE AND EXHAUST – INTAKE MANIFOLD

Inspection procedure

Inspection: Intake air temperature sensor 2
• Check that the sensor portion is free of soot, oily substance, etc.
• If necessary, clean the sensor portion as follows.
• Spray a cleaner on the sensor portion from 2 to 3 cm away.
Recommended cleaners: Nonchlorinated solvent.
• In 20 to 30 seconds after spraying, wipe the sensor portion clear of the sprayed cleaner using a soft waste cloth or the like.

• If the sensor portion is fouled excessively, the positive crankcase ventilation (PCV) may be faulty. Inspect the PCV valve and breather to locate the cause and remove it. (See Gr17.)

Installation procedure

•Installation: Gasket
Install the gasket on the cylinder head in the illustrated direction.