Throttle housing - (includes tuning)

THROTTLE HOUSING - (INCLUDES TUNING)

Service repair no - 19.22.45

Remove

1. Disconnect battery earth lead.
2. Remove engine compartment access panel.See BODY, Repairs.

3. Remove nuts securing cross bracing, remove and discard bolt securing cross bracing and remove cross bracing.
4. Release clips securing air intake hose and disconnect air intake hose from throttle housing and air cleaner, remove air intake hose.
5. Disconnect Idle Air Control valve hose from throttle housing.
6. Disconnect multiplug from throttle position sensor.
7. Release clip and disconnect breather hose from throttle housing.
8. Release throttle cable adjusting nut from abutment bracket.
9. Release throttle cable from cam.
10. Remove 4 bolts securing throttle housing to inlet manifold.
11. Remove throttle housing and position harness mounting bracket aside.
12. Remove and discard throttle housing ’O’ ring.

Refit

1. Clean throttle housing and inlet manifold mating faces.
2. Lubricate new ’O’ ring with silicone grease and fit to throttle housing.
3. Position throttle housing to inlet manifold, align harness bracket and fit bolts finger tight.

4. Tighten bolts in the sequence shown using the following procedure. 1. Tighten to 4 Nm. 2. Back off 1 flat. 3. Tighten to 9 Nm.
5. Connect throttle cable to throttle cam and abutment bracket.
6. Connect breather hose to throttle housing and secure clip.
7. Connect multiplug to throttle position sensor.
8. Connect Idle Air Control valve hose to throttle housing.
9. Adjust throttle cable.
10. Connect air intake hose to throttle housing and air cleaner and secure clips.
11. Position cross bracing, fit nuts and new bolt and tighten to 25 Nm.
12. Connect battery earth lead.
13. Retune using TestBook.
14. Fit engine compartment access panel.See BODY, Repairs.