Ignition "OFF"

Disconnect IAT sensor connector .

Measure resistance between terminals 3 and chassis ground.

1)

Specification : Infinite

Is resistance within the specification?

YES

▶ Go to next step as below

NO

▶ Repair as necessary and go to "W/Harness Inspection" procedure.

Many malfunctions in the electrical system are caused by poor harness(es) and terminals. Faults can also be caused by interference from other electrical systems, and mechanical or chemical damage.

Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.

Has a problem been found?

YES

▶ Repair as necessary and go to "Verification of Vehicle Repair" procedure

NO

▶ Go to "Component Inspection" procedure