Section 2 (Engine Mechanical - 2.0L): Camshafts: Installation

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

NOTE: The front camshaft journal cap must be installed and the bolts tightened to specification within four minutes of sealer application or oil leaks may occur.

Fig 1: Identifying Front Camshaft Journal Cap Sealing Surface

Courtesy of MAZDA MOTORS CORP.

Coat the sealing surface of the front camshaft journal cap with silicone.

NOTE: Lubricate the camshaft bearing surfaces with SAE 5W-20 Motor Oil.

Fig 2: Identifying Camshaft Cap Bolt Tightening Sequence

Courtesy of MAZDA MOTORS CORP.

Install the camshafts.
1. Position the camshafts and camshaft journal caps.
2. Install the bolts and tighten the bolts in several two-turn passes using the sequence shown.
Verify the valve clearance. Refer to VALVE - VALVE CLEARANCE, ADJUST .

NOTE: The exhaust camshaft oil seal is shown, the intake seal is similar.

Fig 3: Installing Camshaft Front Oil Seals Using Special Tool

Courtesy of MAZDA MOTORS CORP.

Using the special tool, install new camshaft front oil seals.
Install the camshaft timing sprockets. Refer to TIMING DRIVE COMPONENTS - TIMING SPROCKETS .