AT Vehicles

DISASSEMBLY




1. Disconnect engine ground terminal from intake manifold.




2. Disconnect connector from ignition coil and ignitor assembly.




3. Remove ignition coil and ignitor assembly.




4. Disconnect connector from intake air temperature and pressure sensor.




5. Remove intake air temperature and pressure sensor from intake manifold.




6. Disconnect connectors from throttle position sensor and idle air control solenoid valve.




7. Disconnect air by-pass hose from throttle body.




8. Remove throttle body.
9. Disconnect connector from air assist injector solenoid valve.




10. Disconnect air by-pass hoses from air assist solenoid valve.




11. Remove air assist injector solenoid valve from intake manifold.




12. Disconnect pressure regulator vacuum hose from intake manifold.




13. Remove fuel pipe protector LH.




14. Remove intake manifold protector LH.




15. Remove intake manifold protector RH.




16. Disconnect connectors from fuel injectors.




17. Disconnect connector from purge control solenoid valve.
18. Disconnect air by-pass hose from purge control solenoid valve.




19. Remove harness bands (*) which hold engine harness onto intake manifold.
20. Remove engine harness from intake manifold.




21. Remove purge control solenoid valve.




22. Remove bolt which installs injector pipe or intake manifold as shown in figure.




23. Remove bolt which installs injector pipe on intake manifold.




24. Remove two bolts which hold fuel pipes on the left side of intake manifold.

25. Remove fuel injectors.




1. Remove fuel injector securing clip.




2. Remove fuel injector while lifting up fuel injector pipe.




26. Disconnect air by-pass hoses from intake manifold.




27. Loosen clamp which holds front left side fuel hose to injector pipe and remove the pipe from clamp.




28. Loosen clamp which holds front right side fuel hose to injector pipe and remove the pipe from clamp.




29. Remove fuel injector pipe.




30. Remove bolt which installs fuel pipes on intake manifold.
31. Remove fuel

ASSEMBLY




1. Install fuel pipe assembly and pressure regulator etc. to intake manifold.
2. Tighten bolt which installs fuel pipes on intake manifold.

Tightening torque:
4.9 ± 0.5 N.m (0.5 ± 0.05 kg.m, 3.6 ± 0.4 ft.lb)




3. Connect right side fuel hose to injector pipe, and tighten clamp screw.




4. Install fuel injector pipe.




5. Connect left side fuel hose to injector pipe, and tighten clamp screw.




6. Connect air assist hoses.




7. Install fuel injectors.

CAUTION: Always use new O-rings.




NOTE: Do not forget to install the fuel injector securing clip.




8. Tighten bolt which installs injector pipe on intake manifold.

Tightening torque:
4.9 ± 0.5 N.m (0.5 ± 0.05 kg.m, 3.6 ± 0.4 ft.lb)




9. Tighten two bolts which install fuel pipes on the left side of intake manifold.

Tightening torque:
4.9 ± 0.5 N.m (0.5 ± 0.05 kg.m, 3.6 ± 0.4 ft.lb)




10. Tighten bolt which install injector pipe on intake manifold.

Tightening torque:
4.9 ± 0.5 N.m (0.5 ± 0.05 kg.m, 3.6 ± 0.4 ft.lb)




11. Install purge control solenoid valve.




12. Connect hoses to purge control solenoid valve.

CAUTION: Carefully connect the evaporation hoses.

13. Install engine harness onto intake manifold.
14. Connect connectors to fuel injectors and purge control solenoid valve.




15. Hold engine harness by harness band (*)

N0TE: Do not use harness band on harnesses where they are supposed to be protected by the fuel pipe protector.




16. Install intake manifold protector RH.

Tightening torque:
T1: 18.6 ± 1.5 N.m (1.9 ± 0.15 kg.m, 13.7 ± 1.1 ft.lb)
T2: 19 ± 2 N.m (1.9 ± 0.2 kg.m, 13.7 ± 1.4 ft.lb)




17. Install intake manifold protector LH.

Tightening torque:
T1: 18.6 ± 1.5 N.m (1.9 ± 0.15 kg.m, 13.7 ± 1.1 ft.lb)
T2: 19 ± 2 N.m (1.9 ± 0.2 kg.m, 13.7 ± 1.4 ft.lb)




18. Install fuel pipe protector LH.

Tightening torque:
18.6 ± 1.5 N.m (1.9 ± 0.15 kg.m, 13.7 ± 1.1 ft.lb)




19. Connect pressure regulator vacuum hose to intake manifold.




20. Install air assist injector solenoid valve to bracket.

Tightening torque:
15.7 ± 1.5 N.m (1.6 ± 0.15 kg.m, 11.6 ± 1.1 ft.lb)




21. Connect air by-pass hoses to air assist solenoid valve.
22. Connect connector to air assist solenoid valve.




23. Install throttle body to intake manifold.

CAUTION: Replace gasket with a new one.

Tightening torque:
22 ± 2 N.m (2.2 ± 0.2 kg.m, 15.9 ± 1.4 ft.lb)




24. Connect connector to throttle position sensor and idle air control solenoid valve.




25. Connect air by-pass hose to throttle body.




26. Install intake air temperature and pressure sensor.

Tightening torque:
2.0 ± 0.4 N.m (0.2 ± 0.04 kg.m, 1.4 ± 0.3 ft.lb)




CAUTION: Replace o-ring with new one.

27. Connect connector to intake air temperature and pressure sensor.




28. Install ignition coil and igniter assembly.
29. Connect connector to ignition coil and igniter assembly.




30. Install engine ground terminal to intake manifold.