Coolant Line/Hose: Service and Repair

Coolant Inlet Pipe - 3.0L (4V)













Removal and Installation

1. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding Service and Repair.

2. Remove the Throttle Body (TB). For additional information, refer to Fuel Delivery and Air Induction.

3. Remove the 2 coolant inlet pipe housing bolts.
- To install, tighten to 10 Nm (89 lb-in).

4. Loosen the clamp and disconnect the coolant inlet pipe from the coolant inlet pipe hose.
- To install, tighten to 5 Nm (44 lb-in).

5. Remove and inspect the O-ring seal, install a new seal if necessary.

6. NOTICE: Early build vehicle (built before July 6, 2009) cooling systems are filled with Motorcraft(R) Premium Gold Engine Coolant. Late build vehicle (built on or after July 6, 2009) cooling systems are filled with Motorcraft(R) Specialty Green Engine Coolant. Mixing coolant types degrades the corrosion protection of the coolant. Do not mix coolant types. Failure to follow these instructions may result in engine or cooling system damage.

NOTICE: Genuine Mazda(R) Extended Life Coolant and Motorcraft(R) Specialty Green Engine Coolant are very sensitive to light. Do NOT allow these products to be exposed to ANY LIGHT for more than a day or two. Extended light exposure causes these products to degrade.

To install, reverse the removal procedure.

- Lubricate the O-ring seal with clean engine coolant.

7. Fill and bleed the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding Service and Repair.