Attachment III - Technical Information
ATTACHMENT IIIOwner Notification Program 95B77
1989-91 Tempo/Topaz 2.3L HSC Positive Crankcase Ventilation (PCV) System Modification Kit
SERVICE PART NUMBER F4PZ-6K773-AA KIT CONTENTS
1992-94 Tempo/Topaz 2.3L HSC Positive Crankcase Ventilation (PCV) System Modification Kit
SERVICE PART NUMBER: F4PZ-6K773-BA KIT CONTENTS
Technical Instructions
Installation Procedure
1. Open hood and cover fenders.
2. Position drain pan under radiator and drain coolant.
3. Raise vehicle on hoist.
4. Remove both inlet and outlet heater hoses and discard.
5. Install supplied heater hose assemblies (items 8 and 9) with new clamps (item 7). Route 1/4 inch hoses up toward top of engine compartment.
6. Lower vehicle.
7. Disconnect 1/4" rubber hose from existing nylon tee in PCV hose located between runners 3 and 4 in the intake manifold. Remove and discard PCV hose, PCV valve and nylon tee.
8. Disconnect existing 3/8" vacuum hose from filling located between runners 1 and 2 in intake manifold and reconnect onto existing filling located between runners 1 and 2. Refer to Figure 1.
CAUTION
Do not over tighten fitting
9. Install new PCV intake filling (item 3) in the threaded hole located between runners 1 and 2 in the intake manifold. Tighten filling to 14-16 N-m (10-12 ft-lb). Side nipples should be oriented horizontally. Refer to Figure 1.
10. Position supplied clamps (item 6) onto 1/4" hoses leading from heater hoses and connect them to nipples on PCV intake filling. Tighten clamps. Refer to Figure 1.
11. Remove fuel pressure regulator vacuum connector from nipple in intake manifold. Refer to Figure 1.
12. Position the EVAP harness (item 5) as shown in Figure 2.
a. Connect the nylon tubing to the 1/4" diameter rubber hose previously disconnected from the nylon tee in the PCV hose. Cut the hose to length, if required.
b. Connect the short rubber hose (located at the nylon tee of the EVAP harness) to the intake manifold nipple.
c. Reconnect the fuel pressure regulator vacuum connector to the open end of the nylon tee.
13. Attach PCV hose (item 2) to PCV valve/elbow assembly (item 1). Install PCV valve into grommet in rocker cover. Attach the other end onto the PCV intake fitting located between runners 1 and 2 of the intake manifold. Refer to Figure 2.
14. Secure hoses and tubing with supplied plastic tie straps (item 10) as shown in Figure 2.
15. Remove air cleaner element. Remove and discard closure hose filter. Clean air cleaner tray of all oil and water.
16. Install supplied closure hose filter (item 4).
17. Reinstall air cleaner element.
18. Refill vehicle cooling system.
19. Start engine and check for coolant leaks. Allow engine to warm up to operating temperature and verify proper heater/defroster function.
20. Install pre-printed decal (item 11) next to vacuum decal. Be sure surface is clean before installation.
21. Remove fender covers and close hood.