Intake Manifold: Service and Repair
PRELIMINARY PROCEDURE1. Release fuel pressure.
2. Remove air intake duct.
REMOVAL
1. Remove collector cover.
2. Disconnect throttle and cruise control cables.
3. Disconnect engine harness connectors.
4. Remove female harness connectors from bracket.
Electrical Connectors:
5. Disconnec auxillary air control valve electrical connector.
6. Disconnect two (2) coolant hoses from throttle chamber.
7. Disconnect auxillary air control valve hose from throttle body.
8. Disconnect PCV valve hose from valve.
9. Remove R.H. PCV valve from valve cover.
10. Disconnect EGR control hoses from intake manifold.
11. Remove EGR pipe cver and EGR pipe.
12. Disconnect power steering switch electrical connector.
13. Disconnect power brake booster hose from intake manifold.
Fuel Hoses:
14. Disconnect fuel hoses from fittings at fuel rail.
15. Remove drive belt cover and drive belts.
16. Disconnect alternator "B"/"+" connector from alternator.
17. Remove alternator harness cover fastener.
18. Remove alternator.
19. Remove A/C belt idler pulley.
Compressor Bracket:
20. Remove A/C bracket fasteners and move barcket and compressor foward to facilitate removal of intake manifold fasteners.
Manifold/collector Fasteners:
21. Remove intake manifold fasteners and remove manifold.
INSTALLATION
Manifold/collector Fasteners:
Install in reverse order with the following notes:
^ Remove all traces of gasket from cylinder head and manifold.
^ Install new gaskets WITHOUT sealant.
^ Do not pinch hoses or wiring upon installation.
^ BEFORE installing A/C bracket, apply sealant (Three bond 1344 or equivalent) to the threaded portion of the bolt indicated in the illustration below.
Applying Fluid To Special Bolt:
A/C bracket bolt