Intake Air Temperature (Iat) Sensor Function [Lf]; Intake Air Temperature (Iat) Sensor Construction/Operation [Lf] - Mazda 2006 MX-5 Service Highlights

INTAKE AIR TEMPERATURE (IAT) SENSOR FUNCTION [LF]

• Detects air temperature inducted in the engine.
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INTAKE AIR TEMPERATURE (IAT) SENSOR CONSTRUCTION/OPERATION [LF]

• Built into the MAF sensor.
• The IAT sensor is a thermistor type, the
resistance changes according to the intake air
temperature.
• The resistance decreases if the intake air
temperature increases and conversely increases
if the intake air temperature decreases.
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01–40–42
CONTROL SYSTEM
MAF SENSOR
RESISTANCE
PCM
IAT
SENSOR
IAT SENSOR
CHARACTERISTIC
LARGE
SMALL
INTAKE AIR
LOW
TEMPERATURE
E5U014018842N01
E5U014018842N02
IAT SENSOR
C3U0140S034
CPU
HIGH
E5U140ZT5012