Exhaust V.V.T. Sprocket

WARNING: This page is about a different variant/trim than selected.

CAUTION: Never overhaul the V.V.T. sprocket.

Seal with a tape all the exhaust camshaft ports for the advanced angle and the retarded angle.
Make a hole on the port for the retarded angle.

Fig 1: Locating Exhaust Camshaft Ports
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

CAUTION: Fix the camshaft on a vise not to damage it.
Fixing the hexagonal area of the exhaust camshaft on a vise, install the exhaust V.V.T. sprocket.

Fig 2: Locating Exhaust Camshaft Hexagonal Area
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

CAUTION: When applying air pressure, keep in mind that oil could splash.
By applying air pressure slowly to the holed port for the retarded angle, remove the stopper pin.
Turn the exhaust V.V.T. sprocket housing in the right and left directions. Check it smoothly moves in the range of A (approximately 17.5°)
NOTE: The stopper pin is locked in the most advanced angle position.
After the check, remove the exhaust V.V.T. sprocket from the exhaust camshaft
Completely remove the tape sealing the exhaust camshaft ports for the advanced angle and for the retarded angle.

Fig 3: Identifying Exhaust V.V.T. Sprocket Turn Angle
Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.