Intake Manifold and Water Pump
INTAKE MANIFOLD AND WATER PUMPREMOVAL AND INSTALLATION
Removal Steps 1-22 & Required Special Tool:
REMOVAL SERVICE POINT
[[A]] ENGINE OIL PRESSURE SWITCH REMOVAL
Using special tool MD998012, remove the engine oil pressure switch.
INSTALLATION SERVICE POINTS
]]A[[ WATER OUTLET FITTING INSTALLATION
1. Apply a 3 mm (0.12 inch) diameter bead of sealant. (MITSUBISHI Genuine Part number MD970389) to the groove as shown in the illustration.
2. Install the housing quickly (within 15 minutes) while the sealant is wet and tighten the bolts to the specified torque.
Tightening torque: 13 ± 2 Nm (115 ± 17 inch lbs.)
NOTE: After installation, keep the sealed area away from the coolant for approximately one hour.
]]B[[ SEALANT APPLICATION TO ENGINE COOLANT TEMPERATURE SENSOR
Apply 3M AAD Part number 8731 or equivalent to the engine coolant temperature sensor.
]]C[[ SEALANT APPLICATION TO ENGINE OIL PRESSURE SWITCH
CAUTION: Do not block the oil passage with sealant.
Apply 3M AAD Part number 8672 or equivalent to the threads of the engine oil pressure switch.
]]D[[ SEALANT APPLICATION TO ENGINE OIL PRESSURE SWITCH
CAUTION: Do not block the oil passage with sealant.
1. Apply 3M AAD Part number 8672 or equivalent to the threads of the engine oil pressure switch.
2. Using special tool MD998012, tighten the engine oil pressure switch to the specified torque.
Tightening torque: 19 ± 3 Nm (14 ± 2 ft. lbs.)
]]E[[ THERMOSTAT HOUSING INSTALLATION
1. Apply a 3 mm (0.12 inch) diameter bead of sealant MITSUBISHI Genuine Part number MD970389 or equivalent to the groove as shown in the illustration.
2. Coat the threads of the bolt indicated in the illustration with 3M AAD 8672 or equivalent before tightening.
3. Install the housing quickly (within 15 minutes) while the sealant is wet and tighten the bolts to the specified torque.
Tightening torque: 24 ± 4 Nm (18 ± 2 ft. lbs.)
NOTE: After installation, keep the sealed area away from the coolant for approximately one hour.
]]F[[ THERMOSTAT INSTALLATION
1. Check that the rubber ring is undamaged and seated correctly in the thermostat flange.
2. Install the thermostat as shown in the illustration. The jiggle valve must be at the top position.
]]G[[ INTAKE MANIFOLD STAY INSTALLATION
1. Install the intake manifold stay and tighten the bolts just finger tight.
2. Check to ensure that the stay is in close contact with the bosses of the intake manifold and cylinder block.
3. First tighten the intake manifold side bolts to the specified torque, then the cylinder block side bolts to the specified torque.
Tightening torque: 31 ± 3 Nm (23 ± 2 ft. lbs.)
]]H[[ WATER INLET PIPE/O-RING INSTALLATION
CAUTION: Keep the O-ring free of oil or grease.
1. Attach a new O-ring to each end of the water inlet pipe.
2. Wet the O-ring with water.
3. Insert the rear end of the pipe into the thermostat housing.