Mitsubishi Outlander manuals

Mitsubishi Outlander: Thermostat

REMOVAL AND INSTALLATION <2.4L ENGINE>

Pre-removal Operation

Post-installation Operation

Mitsubishi Outlander. Engine Cooling

Removal steps

  1. Hose clip
  2. Radiator lower hose connection
  3. Control wiring harness clamp connection
  4. Water inlet fitting
  5. Thermostat

REMOVAL SERVICE POINT

HOSE CLIP/RADIATOR LOWER HOSE DISCONNECTION

1. Make mating marks on the radiator hose and the hose clamp as shown to install them in the original position. Then, remove them.

Mitsubishi Outlander. Engine Cooling

2. Break off the tip of hose clip claw and spread out the hose clip.

NOTE: If there is a hose clip claw, the hose clip cannot spread to capacity because the claw contacts the hose clip.

3. Disconnect the radiator lower hose.

Mitsubishi Outlander. Engine Cooling

INSTALLATION SERVICE POINTS

THERMOSTAT INSTALLATION

CAUTION Avoid adhesion of grease to the rubber ring of the thermostat.

If the rubber ring is damaged, replace the thermostat.

Install the thermostat with care to avoid peeling or damage to the rubber ring. When installing the thermostat, face the jiggle valve of the thermostat upward.

Mitsubishi Outlander. Engine Cooling

HOSE CLIP/RADIATOR LOWER HOSE CONNECTION

CAUTION

Never reuse the hose clip whose claw is broken off to prevent the rusting.

1. Make mating mark on a new hose clip in the same position as the remove one.

2. Insert the radiator hose until the protrusion of the water inlet fitting.

3. Align the mating marks on the radiator hose and hose clamp, and then connect the radiator hose.

4. Remove the hose clip claw to tighten the radiator hose.

Mitsubishi Outlander. Engine Cooling

REMOVAL AND INSTALLATION <3.0L ENGINE>

Pre-removal and Post-installation Operation

Mitsubishi Outlander. Engine Cooling

Removal steps

  1. Hose clip
  2. Radiator lower hose connection
  3. Water inlet fitting
  4. Thermostat

REMOVAL SERVICE POINT

HOSE CLIP/RADIATOR LOWER HOSE DISCONNECTION

1. Make mating marks on the radiator hose and the hose clamp as shown to install them in the original position. Then, remove them.

Mitsubishi Outlander. Engine Cooling

2. Break off the tip of hose clip claw and spread out the hose clip.

NOTE: If there is a hose clip claw, the hose clip cannot spread to capacity because the claw contacts the hose clip.

3. Disconnect the radiator hose.

Mitsubishi Outlander. Engine Cooling

INSTALLATION SERVICE POINTS

THERMOSTAT INSTALLATION

CAUTION

Make absolutely sure that no oil adheres to the rubber ring of the thermostat. Also do not fold or scratch the rubber ring during installation.

Install the thermostat so that the jiggle valve is facing straight up. Be careful not to fold or scratch the rubber ring.

Mitsubishi Outlander. Engine Cooling

HOSE CLIP/RADIATOR LOWER HOSE INSTALLATION

CAUTION

Never reuse the hose clip whose claw is broken off to prevent the rusting.

1. Make mating mark on a new hose clip in the same position as the remove one.

2. Insert the radiator hose until the protrusion of the water inlet fitting.

3. Align the mating marks on the radiator hose and hose clamp, and then connect the radiator hose.

4. Remove the hose clip claw to tighten the radiator hose.

Mitsubishi Outlander. Engine Cooling

INSPECTION

Thermostat Check

1. Immerse the thermostat in water, and heat the water while stirring. Check the thermostat valve opening temperature.

Standard value:
Valve opening temperature:
87 +- 1.5ºC (189 +- 3ºF) <2.4L ENGINE>
82 +- 1.5ºC (180 +- 3ºF) <3.0L ENGINE>

Mitsubishi Outlander. Engine Cooling

2. Check that the amount of valve lift is at the standard value when the water is at the full-opening temperature.

NOTE: Measure the valve height when the thermostat is fully closed, and use this measurement to compare the valve height when the thermostat is fully open.

Standard value:
Full-opening temperature: 95ºC (203ºF)
Amount of valve lift:
8.5 mm (0.335 inch) or more <2.4L ENGINE>
9.0 mm (0.354 inch) or more <3.0L ENGINE>

Mitsubishi Outlander. Engine Cooling

Water Pump

REMOVAL AND INSTALLATION <2.4L ENGINE>

Pre-removal Operation

Post-installation Operation

Mitsubishi Outlander. Engine Cooling

Removal steps

  1. Water pump pulley
  2. Water pump inlet pipe mounting nuts
  3. Water pump
  4. Cooling water line gasket
  5. Water pump gasket

REMOVAL AND INSTALLATION <3.0L ENGINE>

Pre-removal and Post-installation Operation

Mitsubishi Outlander. Engine Cooling

Removal steps

  1. Water pump
  2. Water pump gasket

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