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 InspectionCrankshaft Position (CKP) Sensor Inspection
Visual Inspection
CAUTION:
When foreign material such as an iron chip is on the CKP sensor, it can cause
abnormal output from the sensor because of flux turbulence and adversely affect
the engine control. Be sure there is no foreign material on the CKP sensor when
replacing.
...
Airflow Volume Control [Full Auto Air Conditioner]
Purpose
The airflow volume control changes the airflow volume according to the vehicle
environment.
Function
The airflow volume control changes the operation of the blower motor according
to the operations of the airflow volume control dial or temperature control
dial an ...
Precaution [Dynamic Stability Control (DSC)]
1. The ABS warning light and/or brake system warning light and/or TCS/DSC indicator
light and/or TCS OFF indicator light illuminate even when the system is normal.
Warning lights/Indicator lights that may illuminate and/or flash
Cases in which the light may ill ...