Basic inspection
HeadlampP0127 IAT sensor
Description
The intake air temperature sensor is built-into the mass air flow sensor
(1). The sensor detects intake air temperature and transmits a
signal to the ECM.
The temperature sensing unit uses a thermistor which is sensitive to
the change in temperature. Electrical resistance o ...
Mechanical key
The Intelligent Key contains the mechanical key,
which can be used in case of a discharged battery.
To remove the mechanical key, release the lock
knob on the back of the Intelligent Key.
To install the mechanical key, firmly insert it into
the Intelligent Key until the lock knob return ...
P0037, P0038, P0057, P0058 HO2S2 heater
Description
SYSTEM DESCRIPTION
The ECM performs ON/OFF control of the heated oxygen sensor 2 heater
corresponding to the engine speed,
amount of intake air and engine coolant temperature.
OPERATION
DTC Logic
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.PRECONDITIONING
If DT ...