Purpose, Function
The crankshaft pulley transmits the drive force to the auxiliary parts via the drive belt.
The crankshaft pulley suppresses torsional vibration of the crankshaft.
Construction
The crankshaft pulley is installed to the front of the crankshaft.

The crankshaft pulley has a torsional damper for suppressing torsional vibration of the crankshaft.
The crankshaft pulley has key groove to match the timing to the crankshaft.
The crankshaft pulley has a timing mark indicating the piston position.

Drive Belt Auto Tensioner InspectionAuto Light Off System
Purpose
The auto light-Off system turns off the TNS or headlights automatically.
The front body control module (FBCM) performs auto light-Off system fail-safe..
Function
The auto light-Off system controls the front body control module (FBCM).
The front body contro ...
Mass Air Flow (MAF) Sensor/Intake Air Temperature (Iat) Sensor No.1 Removal/Installation
NOTE:
Because the IAT sensor No.1 is integrated in the MAF sensor, replacing the
IAT sensor No.1 includes replacement of the MAF sensor/IAT sensor No.1.
1. Disconnect the negative battery cable..
2. Disconnect the MAF sensor/IAT sensor No.1 connector.
3. Remove the MAF sensor/IA ...
Check Fuel Cap Warning Light
Purpose/Function
The check fuel cap warning light is built into the instrument cluster.
If the PCM detects that the fuel cap is open, the light illuminates to warn
the driver that the fuel cap is open.
Construction
Built into the instrument cluster.(See INSTRUMENT CLUS ...