Fastener Tightening Specifications

Component

Fastener Size

Balance Shaft to Cylinder Block Bolt

Balance Shaft Chain Tensioner to Cylinder Block ⁽⁴⁾

Balance Shaft Timing Chain Guide Rail to Cylinder Block Guide Pin

Balance Shaft Timing Chain Tensioning Rail to Cylinder Block Guide Pin

Bearing Bracket to Cylinder Head Bolt

Bearing Bracket to Exhaust Camshaft Bolt ⁽¹⁾

8 + 90°

20 + 90°

Camshaft Position Sensor to Cylinder Head Bolt

Camshaft Timing Chain Guide Rail to Cylinder Block Guide Pin

Camshaft Timing Chain Tensioner to Cylinder Block Bolt

Camshaft Timing Chain Tensioning Rail to Cylinder Block Guide Pin

Control Valve to Intake Camshaft ⁽²⁾

Heat Shield to Bracket Bolt

Heat Shield to Bracket/Cylinder Head Bolt

Oil Dipstick Guide Tube/Camshaft Adjustment Valve 1 to Cylinder Head Bolt

Oil Dipstick Guide Tube to Cylinder Head Bolt

Plug with Ball Head Stud to Cylinder Head Cover

Retaining Plate/Connecting Piece to Cylinder Head Bolt

Secondary Air Injection Solenoid Valve to Cylinder Head Bolt ⁽³⁾

Transport Strap to Cylinder Head Bolt

⁽¹⁾	Always replace

⁽²⁾	Has left hand threads

⁽³⁾	Engine code CBFA only

⁽⁴⁾	Install with locking fluid

Crankcase Ventilation Bolt Tightening Sequence and Specification

Fig 1: Identifying Crankcase Ventilation - Tightening Sequence

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Tighten the crankcase ventilation bolts in sequence -1 through 10- to 11 Nm.

Cylinder Head Cover Bolt Tightening Sequence and Specification

Fig 2: Identifying Cylinder Head Cover - Tightening Sequence

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Tighten the new cylinder head cover bolts in 3 passes in sequence -1 through 6- as follows:

-- 1. Tighten the bolts by hand.

-- 2. Tighten the bolts to 8 Nm.

-- 3. Tighten the bolts an additional 90° (1/4) turn.

Cylinder Head, Bolt Tightening Sequence and Specification

Fig 3: Identifying Cylinder Head - Tightening Sequence

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Tighten the new cylinder head bolts in 3 passes in sequence -1 through 5- as follows:

-- 1. Tighten the bolts to 40 Nm.

-- 2. Tighten the bolts an additional 90° (1/4) turn.

-- 3. Tighten the bolts an additional 90° (1/4) turn.

-- 4. Tighten the new bolts -arrows- to 8 Nm.

-- 5. Tighten the bolts -arrows- an additional 90° (1/4) turn.

Upper Timing Chain Cover Bolt Tightening Sequence and Specification

Fig 4: Identifying Upper Timing Chain Cover - Tightening Sequence

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Tighten bolts in 2 passes in sequence -1 through 5- as follows:

-- 1. Tighten the bolts by hand.

-- 2. Tighten the bolts to 9 Nm.

Lower Timing Chain Cover Bolt Tightening Sequence and Specification

Fig 5: Identifying Lower Timing Chain Cover Bolts

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Tighten the bolts in 3 passes in sequence -1 through 15- as follows:

-- 1. Tighten the bolts by hand.

-- 2. Tighten the bolts to 8 Nm.

-- 3. Tighten the bolts an additional 90° (1/4) turn.

Intermediate Shaft Sprocket Bolt Tightening Specification

Fig 6: Identifying Intermediate Shaft Sprocket

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

Tighten the bolt in 4 passes as follows:

-- 1. Tighten the bolt to 10 Nm.

-- 2. Turn the sprocket.

The sprocket must not have any play; if so, loosen and tighten again.

-- 3. Tighten the bolt to 30 Nm.

-- 4. Tighten the bolt an additional 90° (1/4) turn.