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 InspectionInspection Of SST (Deployment Tool) [Standard Deployment Control System]
1. Before using the SST (49 H066 002), inspect its operation.
Inspection Procedure
1. Follow the steps below to inspect the SST (49 H066 002).
If not as indicated in the table, replace the SST (49 H066 002) because
it has a malfunction.
WARNING:
Do not use a malfu ...
Air Bag System Service Warnings [Two Step Deployment Control System]
Air Bag Module Inspection
Inspecting an air bag module using a tester can operate (deploy) the air
bag module, which may cause serious injury. Do not use a tester to inspect an
air bag module. Always use the on-board diagnostic function to diagnose the
air bag module for malfunctions ...
Sas Control Module [Standard Deployment Control System]
Purpose
The SAS control module controls the air bag system operation.
Function
During a frontal collision, the SAS control module controls the following
air bag module operation (deployment).
Driver-side air bag module
Passenger-side air bag module
...