Mazda MPV 1999-06

Engine

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NOTE
Disconnecting the negative battery cable on some vehicles may interfere with the functions of the on board computer system. The computer may undergo a relearning process once the negative battery cable is reconnected.


NOTE
Disconnecting the negative battery cable on some vehicles may interfere with the functions of the on board computer system. The computer may undergo a relearning process once the negative battery cable is reconnected.

Removal & Installation



2.5L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Drain the engine oil.
  6.  
  7. Drain the transaxle.
  8.  
  9. Relieve the fuel system pressure.
  10.  
  11. Install a support fixture to the engine lifting eyes.
  12.  
  13. Remove or disconnect the following:

    Battery and tray
     
    Inner fender liners
     
    Axle halfshafts
     
    Air intake assembly
     
    Accelerator cable and bracket
     
    Gear select cable
     
    Transaxle dipstick tube
     
    Cruise control actuator
     
    Radiator
     
    Fuel line
     
    Brake booster vacuum line
     
    Powertrain Control Module (PCM) connector. Pull the harness through the firewall into the engine compartment.
     
    Exhaust front pipe
     
    Accessory drive belt
     
    Alternator and bracket
     
    Right engine mount bracket
     
    Power steering hoses
     
    Front engine mount
     
    Subframe center section
     
    Rear engine mount
     
    Left engine mount
     

  14.  
  15. Lower the powertrain from the vehicle.
  16.  

To install:

  1. Raise the powertrain into position.
  2.  
  3. Install or connect the following:

    Left engine mount
     
    Rear engine mount
     
    Subframe center section. Tighten the bolts to 48-65 ft. lbs. (64-89 Nm) and the nut to 50-67 ft. lbs. (67-93 Nm).
     
    Front engine mount
     
    Power steering hoses
     
    Right engine mount bracket
     

  4.  
  5. Check that the right engine mount stud is centered in the mount bracket with no tension applied to the stud by the bracket.
  6.  
  7. Tighten the engine mount fasteners as follows:
    1. Step 1: Left and rear engine mount through bolts to 63-86 ft. lbs. (85-116 Nm).
    2.  
    3. Step 2: Front engine mount nuts to 50-67 ft. lbs. (67-93 Nm).
    4.  
    5. Right engine mount bracket nuts to 56-76 ft. lbs. (75-104 Nm).
    6.  

  8.  
  9. Install or connect the following:

    Alternator and bracket
     
    Accessory drive belt
     
    Exhaust front pipe
     
    PCM connector. Pull the harness through the firewall into the passenger compartment.
     
    Brake booster vacuum line
     
    Fuel line
     
    Radiator
     
    Cruise control actuator
     
    Transaxle dipstick tube
     
    Gear select cable
     
    Accelerator cable and bracket
     
    Air intake assembly
     
    Axle halfshafts
     
    Inner fender liners
     
    Battery and tray
     

  10.  
  11. Fill the crankcase and transaxle to the correct level.
  12.  
  13. Fill the cooling system.
  14.  
  15. Start the engine and check for leaks.
  16.  

  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Drain the engine oil.
  6.  
  7. Drain the transaxle.
  8.  
  9. Relieve the fuel system pressure.
  10.  
  11. Install a support fixture to the engine lifting eyes.
  12.  
  13. Remove or disconnect the following:

    Battery and tray
     
    Inner fender liners
     
    Axle halfshafts
     
    Air intake assembly
     
    Accelerator cable and bracket
     
    Gear select cable
     
    Transaxle dipstick tube
     
    Cruise control actuator
     
    Radiator
     
    Fuel line
     
    Brake booster vacuum line
     
    Powertrain Control Module (PCM) connector. Pull the harness through the firewall into the engine compartment.
     
    Exhaust front pipe
     
    Accessory drive belt
     
    Alternator and bracket
     
    Right engine mount bracket
     
    Power steering hoses
     
    Front engine mount
     
    Subframe center section
     
    Rear engine mount
     
    Left engine mount
     

  14.  
  15. Lower the powertrain from the vehicle.
  16.  

To install:

  1. Raise the powertrain into position.
  2.  
  3. Install or connect the following:

    Left engine mount
     
    Rear engine mount
     
    Subframe center section. Tighten the bolts to 48-65 ft. lbs. (64-89 Nm) and the nut to 50-67 ft. lbs. (67-93 Nm).
     
    Front engine mount
     
    Power steering hoses
     
    Right engine mount bracket
     

  4.  
  5. Check that the right engine mount stud is centered in the mount bracket with no tension applied to the stud by the bracket.
  6.  
  7. Tighten the engine mount fasteners as follows:
    1. Step 1: Left and rear engine mount through bolts to 63-86 ft. lbs. (85-116 Nm)
    2.  
    3. Step 2: Front engine mount nuts to 50-67 ft. lbs. (67-93 Nm)
    4.  
    5. Right engine mount bracket nuts to 56-76 ft. lbs. (75-104 Nm)
    6.  

  8.  
  9. Install or connect the following:

    Alternator and bracket
     
    Accessory drive belt
     
    Exhaust front pipe
     
    PCM connector. Pull the harness through the firewall into the passenger compartment.
     
    Brake booster vacuum line
     
    Fuel line
     
    Radiator
     
    Cruise control actuator
     
    Transaxle dipstick tube
     
    Gear select cable
     
    Accelerator cable and bracket
     
    Air intake assembly
     
    Axle halfshafts
     
    Inner fender liners
     
    Battery and tray
     

  10.  
  11. Fill the crankcase and transaxle to the correct level.
  12.  
  13. Fill the cooling system.
  14.  
  15. Start the engine and check for leaks.
  16.  

  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Drain the engine oil.
  6.  
  7. Drain the transaxle.
  8.  
  9. Relieve the fuel system pressure.
  10.  
  11. Install a support fixture to the engine lifting eyes.
  12.  
  13. Remove or disconnect the following:

    Battery and tray
     
    Inner fender liners
     
    Axle halfshafts
     
    Air intake assembly
     
    Accelerator cable and bracket
     
    Gear select cable
     
    Transaxle dipstick tube
     
    Cruise control actuator
     
    Radiator
     
    Fuel line
     
    Brake booster vacuum line
     
    Powertrain Control Module (PCM) connector. Pull the harness through the firewall into the engine compartment.
     
    Exhaust front pipe
     
    Accessory drive belt
     
    Alternator and bracket
     
    Right engine mount bracket
     
    Power steering hoses
     
    Front engine mount
     
    Subframe center section
     
    Rear engine mount
     
    Left engine mount
     

  14.  
  15. Lower the powertrain from the vehicle.
  16.  

To install:

  1. Raise the powertrain into position.
  2.  
  3. Install or connect the following:

    Left engine mount
     
    Rear engine mount
     
    Subframe center section. Tighten the bolts to 48-65 ft. lbs. (64-89 Nm) and the nut to 50-67 ft. lbs. (67-93 Nm).
     
    Front engine mount
     
    Power steering hoses
     
    Right engine mount bracket
     

  4.  
  5. Check that the right engine mount stud is centered in the mount bracket with no tension applied to the stud by the bracket.
  6.  
  7. Tighten the engine mount fasteners as follows:
    1. Step 1: Left and rear engine mount through bolts to 63-86 ft. lbs. (85-116 Nm)
    2.  
    3. Step 2: Front engine mount nuts to 50-67 ft. lbs. (67-93 Nm)
    4.  
    5. Right engine mount bracket nuts to 56-76 ft. lbs. (75-104 Nm)
    6.  

  8.  
  9. Install or connect the following:

    Alternator and bracket
     
    Accessory drive belt
     
    Exhaust front pipe
     
    PCM connector. Pull the harness through the firewall into the passenger compartment.
     
    Brake booster vacuum line
     
    Fuel line
     
    Radiator
     
    Cruise control actuator
     
    Transaxle dipstick tube
     
    Gear select cable
     
    Accelerator cable and bracket
     
    Air intake assembly
     
    Axle halfshafts
     
    Inner fender liners
     
    Battery and tray
     

  10.  
  11. Fill the crankcase and transaxle to the correct level.
  12.  
  13. Fill the cooling system.
  14.  
  15. Start the engine and check for leaks.
  16.  

3.0L Engine
  1. Before servicing the vehicle, refer to the Precautions section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Drain the engine oil.
  6.  
  7. Drain the transaxle.
  8.  
  9. Relieve the fuel system pressure.
  10.  
  11. Disconnect the negative batter cable.
  12.  
  13. Install a support fixture to the engine lifting eyes.
  14.  
  15. Remove or disconnect the following:

    Timing chain plug hole plate
     
    Power steering hoses
     
    Splash shield
     
    Axle halfshafts
     
    Battery and tray
     
    Air intake assembly
     
    Accelerator cable and bracket
     
    Gear select cable
     
    Transaxle dipstick tube
     
    Cruise control actuator
     
    Radiator
     
    Fuel line
     
    Powertrain Control Module (PCM) connector. Pull the harness through the firewall into the engine compartment.
     
    Exhaust front pipe
     
    Accessory drive belt
     
    A/C compressor with lines still attached
     
    Alternator and bracket
     
    Engine mounts
     

  16.  

To install:

  1. Installation is the reverse of removal. Observe the following torques:

    Subframe center section. Tighten the bolts to 48-65 ft. lbs. (64-89 Nm) and the nut to 50-67 ft. lbs. (67-93 Nm).
     
    Left and rear engine mount through bolts to 63-86 ft. lbs. (85-116 Nm).
     
    Front engine mount nuts to 50-67 ft. lbs. (67-93 Nm).
     
    Right engine mount bracket nuts to 56-76 ft. lbs. (75-104 Nm).
     

  2.  

  1. Before servicing the vehicle, refer to the precautions in the beginning of this section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Relieve the fuel system pressure.
  6.  
  7. Remove or disconnect the following:

    Battery
     
    Hood
     
    Mass Air Flow (MAF) sensor connector
     
    Air intake assembly
     
    Accessory drive belts
     
    Engine under cover
     
    Radiator hoses
     
    Radiator
     
    Cooling fan and shroud
     
    Heater hoses
     
    Accelerator cable
     
    Cruise control cable
     
    Evaporative Emissions (EVAP) canister hose
     
    Brake booster vacuum hose
     
    Fuel lines
     
    Alternator
     
    Power steering pump
     
    A/C compressor
     
    Engine control wiring harness connectors
     
    Cowl ground cable
     
    A/C pipe bracket
     
    Exhaust front pipe
     
    Radiator grille
     
    Upper radiator support
     
    Starter motor
     
    Torque converter
     
    Transmission flange bolts
     
    Left and right motor mount nuts
     

  8.  
  9. Attach a hoist to the engine lifting eyes and raise the engine out of the vehicle.
  10.  

To install:

  1. Lower the engine into the vehicle.
  2.  
  3. Install or connect the following:

    Left and right motor mount nuts. Tighten the nuts to 24-33 ft. lbs. (32-46 Nm).
     
    Transmission flange bolts. Tighten the bolts to 28-38 ft. lbs. (38-51 Nm).
     
    Torque converter. Tighten the bolts to 27-39 ft. lbs. (37-53 Nm).
     
    Starter motor
     
    Upper radiator support
     
    Radiator grille
     
    Exhaust front pipe. Tighten the nuts to 26-36 ft. lbs. (35-49 Nm) and the bracket bolt to 16-20 ft. lbs. (21-27 Nm).
     
    A/C pipe bracket
     
    Cowl ground cable
     
    Engine control wiring harness connectors
     
    A/C compressor
     
    Power steering pump
     
    Alternator
     
    Fuel lines
     
    Brake booster vacuum hose
     
    EVAP canister hose
     
    Accelerator cable
     
    Cruise control cable
     
    Heater hoses
     
    Cooling fan and shroud
     
    Radiator hoses
     
    Engine under cover
     
    Accessory drive belts
     
    Air intake assembly
     
    MAF sensor connector
     
    Hood
     
    Battery
     

  4.  
  5. Fill the cooling system.
  6.  
  7. Start the engine and check for leaks.

    Click image to see an enlarged view

    Fig. Exploded view and tightening specifications for engine installation-3.0L engine

  8.  

  1. Before servicing the vehicle, refer to the Precautions Section.
  2.  
  3. Drain the cooling system.
  4.  
  5. Drain the engine oil.
  6.  
  7. Drain the transaxle.
  8.  
  9. Relieve the fuel system pressure.
  10.  
  11. Disconnect the negative batter cable.
  12.  
  13. Install a support fixture to the engine lifting eyes.
  14.  
  15. Remove or disconnect the following:

    Timing chain plug hole plate
     
    Power steering hoses
     
    Splash shield
     
    Axle halfshafts
     
    Battery and tray
     
    Air intake assembly
     
    Accelerator cable and bracket
     
    Gear select cable
     
    Transaxle dipstick tube
     
    Cruise control actuator
     
    Radiator
     
    Fuel line
     
    Powertrain Control Module (PCM) connector. Pull the harness through the firewall into the engine compartment.
     
    Exhaust front pipe
     
    Accessory drive belt
     
    A/C compressor with lines still attached
     
    Alternator and bracket
     
    Engine mounts
     

  16.  

To install:

  1. Installation is the reverse of removal. Observe the following torques:

    Subframe center section. Tighten the bolts to 48-65 ft. lbs. (64-89 Nm) and the nut to 50-67 ft. lbs. (67-93 Nm).
     
    Left and rear engine mount through bolts to 63-86 ft. lbs. (85-116 Nm).
     
    Front engine mount nuts to 50-67 ft. lbs. (67-93 Nm).
     
    Right engine mount bracket nuts to 56-76 ft. lbs. (75-104 Nm).
     

  2.  

 
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