Balance Shaft, Removing And Installing, Intake Side: Installing

• After removing the balance shaft the needle bearing must be replaced.
• The needle bearing rim is colored, a needle bearing rim of the same color must be installed.

-- Lubricate the balance shaft mountings -arrows- with engine oil.

Fig 1: Locating Balance Shaft Mountings

Courtesy of AUDI OF AMERICA, LLC

-- Install the intake side balance shaft and tighten the bolt -2-.

Fig 2: Identifying Intake Camshaft Balance Shaft

Courtesy of AUDI OF AMERICA, LLC

-- Replace the O-ring -1- and coat with engine oil.

Fig 3: Bearing Pins Installation Position

Courtesy of AUDI OF AMERICA, LLC

-- Coat the mounting pin with engine oil and insert it. The alignment pin -arrow- for the mounting pin must engage in the cylinder block hole.

-- Mark the tooth flank on the intermediate sprocket with a color -arrow-.

Fig 4: Identifying Tooth Face On Intermediate Shaft Sprocket Marked With Paint

Courtesy of AUDI OF AMERICA, LLC

-- Install the intermediate sprocket; the marking on the balance shaft must be between the markings on the tooth flanks.

-- Tighten the bolt -1- for the intermediate sprocket. Refer to Fig 5 or the tightening sequence.

Fig 5: Identifying Intermediate Shaft Sprocket

Courtesy of AUDI OF AMERICA, LLC

Fig 6: Identifying Intermediate Shaft Sprocket

Courtesy of AUDI OF AMERICA, LLC

-- Check the markings on the intermediate sprocket/balance shaft -arrow-.

Further installation is performed in reverse order of removal, while noting the following:

-- Install the camshaft timing chain. Refer to CAMSHAFT TIMING CHAIN, REMOVING AND INSTALLING .

-- Replace the balance shaft intake side seal. Refer to BALANCE SHAFT GASKET, REPLACING, INTAKE SIDE .

-- Install the coolant pump toothed belt. Refer to COOLANT PUMP TOOTHED BELT, REMOVING AND INSTALLING .

-- Install the radiator. Refer to RADIATOR, REMOVING AND INSTALLING .