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Inspection procedure
Inspection: Intake air temperature sensor
• Check that the sensor portion is free of soot, oily substance, etc.
• If not, clean the sensor portion as follows.
• Spray a cleaner on the sensor portion from 2 or 3 cm away.
Recommended cleaners:
Wako Chemical brake and parts cleaner from Wako Ch
emical
T
rusco Nakayama brake and parts cleaner ALP-BP
Chemsearch Lexite LO
• In 20 to 30 seconds after spraying, wipe the sensor portion clear
of the sprayed cleaner using a soft waste cloth or the like.
CAUTION
• Be sure to wait for 20 or 30 seconds before wiping. It takes
the cleaner that long to dissolve foreign matter.
• If the sensor portion is fouled excessively, the positive crankcase
ventilation (PCV) may be faulty. Inspect the PCV valve and filter
to locate the cause and remove it.
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