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Home >> Infiniti >> 2003 >> FX45 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0127: Intake Air Temperature Too High >> Possible Causes

Possible Causes

Malfunction is detected when rationally incorrect voltage from intake air temperature sensor is sent to ECM, compared with voltage signal from engine coolant temperature sensor. Possible causes are:

NOTE: This test may be conducted with drive wheels lifted in shop or by driving vehicle.
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