FASTENER TIGHTENING SPECIFICATIONS
| Component | Fastener Size | Nm |
|---|---|---|
| Camshaft Adjustment Valve 1 Bolt | 2 | |
| Camshaft Clamp T40070 to Camshaft Bolt | 20 | |
| Camshaft Position Sensor Bolt | 10 | |
| Chain Compartment Cover to Cylinder Head Bolt | 10 | |
| Thermostat Housing to Chain Compartment Cover Bolt | 10 | |
| Exhaust Camshaft Sprocket Bolt (1) | 60 + 90° turn | |
| Intake Camshaft Adjuster Bolt (1) | 60 + 90° turn | |
| Locking Bolt | 30 | |
| Secondary Air Injection Connecting Pipe at Cylinder Head Bolt | 10 | |
| Transport Strap Bolt | 25 | |
| Wire Bracket Bolt | 10 | |
| (1) Always replace | ||
| (1) | Always replace |
Cylinder Head Cover Bolt Tightening Sequence and Specification
Tighten the cylinder head cover bolts -1 through 16- in the sequence shown to 10 Nm.
Cylinder Head Bolt Tightening Sequence and Specification
Scheme 1
Then tighten the cylinder head bolts -1 through 12- in the sequence shown as follows
| Step | Tighten |
|---|---|
| 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. |
Then tighten the bolts -13- to 10 Nm.
Guide Frame Bolt Tightening Sequence and Specification
Scheme 2
Tighten the NEW bolts -1 through 7- to 8 Nm in the sequence shown.
After that, continue to tighten all bolts an additional 90° (1/4) turn.