Heater Control Valve and Heater Hoses - 4.0L SOHC

WARNING: This page is about a different car, the 2004 Mercury Mountaineer and 2004 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.

NOTE: Lubricate the coolant hoses with plain water only if needed.

Position the vehicle on a hoist with the gear selector in NEUTRAL. For additional information, refer to JACKING & LIFTING .
If removing any component other than the heater control valve, drain the engine coolant. For additional information, refer to ENGINE COOLING .
If removing the heater control valve only, clamp off the heater hoses at the heater control valve inlet and outlet.

Remove the parts in the order indicated in the following illustration and table.

To remove individual parts, only carry out the listed steps:

HEATER CONTROL VALVE AND HEATER HOSES - 4.0L SOHC PARTS REMOVAL STEPS

Part	Steps
Heater control valve	8, 10-12
Heater tube assembly	13, 15, 21, 24-25, 28, 31
Heater hoses	1-10, 13-23, 25-30

Fig 1: Identifying Removal Sequence Of Heater Control Valve And Heater Hoses - 4.0L SOHC

Courtesy of FORD MOTOR CO.

To install, reverse the removal procedure.
Fill the engine cooling system. For additional information, refer to ENGINE COOLING .