Possible causes

– Faulty Intake Air Temperature sensor
– Intake Air Temperature sensor harness is open or shorted
– Intake Air Temperature sensor circuit poor electrical connection

Symptoms

– Engine Light ON (or Service Engine Soon Warning Light)

P0098 Description

The Intake Air Temperature (IAT) sensor contains a semiconductor device which changes the resistance based on the temperature (a thermistor). The IAT sensor is located in the air intake passage of the engine air induction system. The IAT sensor has a signal circuit and a ground circuit.

P0098 Information for specific makes

P0098 ACURA
P0098 AUDI
P0098 FORD
P0098 HONDA
P0098 LEXUS
P0098 MAZDA
P0098 MITSUBISHI
P0098 TOYOTA
P0098 VOLKSWAGEN