30.10.09 Pipe - Front

Front Pipe

Service Repair No - 30.10.09

Remove





1. Release front H02S multiplugs from support brackets and disconnect multiplugs.
2. Raise vehicle on ramp.





3. Where fitted, release rear H02S multiplugs from support brackets on transfer box and disconnect multiplugs.





4. Remove 8 bolts securing cross member and remove cross member.
5. Remove 2 nuts securing front pipe to intermediate pipe/silencer.
6. Remove 6 nuts securing front pipe to exhaust manifolds.
7. Release front pipe and collect front pipe to manifold gaskets.
8. With assistance remove front pipe.
9. Remove H02S from front pipe.

Refit
1. If refitting existing H02S, apply anti-seize compound to H02S threads.

NOTE: A new H02 sensor is supplied pretreated with anti-seize compound.

2. Fit H02S to front pipe and tighten to 45 Nm (33 ft. lbs.).
3. Clean front pipe and mating faces.
4. Position front pipe, with new front pipe to manifold gaskets, and align front pipe with intermediate pipe/silencer and exhaust manifolds.
5. Fit and tighten exhaust manifold nuts to 30 Nm (22 ft. lbs.).
6. Fit and tighten intermediate pipe/silencer nuts to 25 Nm (18 ft. lbs.).
7. Fit chassis cross member and tighten bolts to 25 Nm (18 ft. lbs.).
8. Connect H02S multiplugs and secure to support brackets.