FASTENER TIGHTENING SPECIFICATIONS
| Component | Bolt Size | Nm |
|---|---|---|
| Camshaft Adjuster, Exhaust Side | 60 + 90° | |
| Camshaft Adjuster, Intake Side | 60 + 90° | |
| Camshaft Position Sensor | 10 | |
| Camshaft Timing Chain Guide Rail | ||
| 18 2 | ||
| 23 2 | ||
| Camshaft Timing Chain Sprocket | 60 + 90° 1 | |
| Camshaft Timing Chain Tensioner | 40 | |
| Chain Tensioner with Tensioning Rail | 8 1 | |
| Control Housing | 8 1 | |
| Cylinder Head Cover | 10 | |
| Front exhaust pipe to exhaust manifold, Nuts | 25 1 | |
| Lifting Eye | 23 | |
| Lower Timing Chain Cover | 10 | |
| Spacing Sleeve, Nut | 10 | |
| Thermostat Housing Bracket | 10 | |
| Thrust Washer | 8 | |
| Timing Mechanism Drive Chain Guide Rail | 10 | |
| Wire Harness Retainer | 10 | |
| 1 Always replace 2 For bolt tightening clarification, refer to TIMING CHAIN COMPONENT OVERVIEW and see items -20 and 21 | ||
Cylinder Head Cover - Tightening Specifications and Tightening Sequence
Tighten bolts to 10 Nm in the sequence -1 to 11-.
Cylinder Head - Tightening Specifications and Tightening Sequence
Tighten bolts in 4 stages in -1 to 20- sequence as follows
Note. The longer cylinder head bolts must be inserted in the middle holes of cylinder head.
Tighten bolts by hand.
Tighten the bolts to 30 Nm.
Tighten the bolts to 50 Nm.
Tighten an additional 180° ( 1 / 2 turn).
Upper Timing Chain Cover - Tightening Specifications and Tightening Sequence
- Pre-tighten the bolts -1- and -2- to 5 Nm.
- Tighten the bolts -3- to 23 Nm.
- Tight the bolts -1- and -2- to 10 Nm.
Camshafts - Tightening Specifications and Tightening Sequence
Tighten nuts on intake camshaft -A- in 5 stages as follows
- Install bearing cap 5 and 9 nuts alternately and diagonally as far as stop.
- Tighten the bearing cap nuts 5 and 9 to 5 Nm plus an additional 45° ( 1 / 8 turn).
- Tighten the bearing cap nuts 1 and 13 to 5 Nm plus an additional 45° ( 1 / 8 turn).
- Tighten the bearing cap nuts 7 to 5 Nm plus an additional 45° ( 1 / 8 turn).
- Tighten the bearing cap nuts 3 and 11 to 5 Nm plus an additional 45° ( 1 / 8 turn).
Tighten nuts on exhaust camshaft -B- in 5 stages as follows
- Install bearing cap 6 and 10 nuts alternately and diagonally as far as stop.
- Tighten the bearing cap nuts 6 and 10 to 5 Nm plus an additional 45° ( 1 / 8 turn).
- Tighten the bearing cap nuts 2 and 14 to 5 Nm plus an additional 45° ( 1 / 8 turn).
- Tighten the bearing cap nuts 8 to 5 Nm plus an additional 45° ( 1 / 8 turn).
- Tighten the bearing cap nuts 4 and 12 to 5 Nm plus an additional 45° ( 1 / 8 turn).