How to Remove 5VZ-FE Engine on Toyota 4Runner?

The procedure mentioned here is for Toyota 4Runner engine removal and installation details.Its for 5VZ-FE engine removal..

The details are mentioned with helping diagrams too for better understanding.

Its for both 2wheel drive as well as for 4 wheel drive models.


5vz-FE Engine

1. Raise and safely support the vehicle.
2. Relieve the fuel pressure. For additional information, please refer the following topic(s): Fuel System, Relieving Fuel System Pressure.
3. Remove the engine under cover.
4. Drain the engine coolant.
5. Drain the engine oil.
6. Remove the hood.
7. Remove the radiator.
8. Remove the fan with the fluid coupling and the fan pulleys.
9. Remove the air intake assembly.
10. Disconnect the accelerator cable from the throttle body.
11. Disconnect the following hoses:
    
    
    Heater hoses

    Evaporative emissions (EVAP) hose

    CCV hose

    Fuel return and supply hoses
12. Disconnect the starter wire and connector as follows:
    1. Remove the bolt that retains the ground strap.
    2. Disconnect the positive battery cable.
    3. Disconnect the starter wires and connectors.
13. Disconnect the alternator harness.
14. Disconnect the engine wire from the cabin area as follows:
    1. Remove the glove compartment door.
    2. Remove the lower finish No.2 panel.
    3. Disconnect the 5 Electronic Control Module (ECM) connectors.
    4. Disconnect the 2 cassette connectors (cowl wire x engine wire) and 2 wire clamps from the lower finish panel.
    5. Disconnect the engine wire clamp.
    6. Disconnect the igniter connector.
    7. Disconnect the ground strap.
    8. Disconnect the VSV connector for the EVAP.
    9. Disconnect the VSV connector for the CCV and clamp.
    10. Remove the bolt and wire bracket.
    11. Remove the 2 nuts holding the engine wire retainer to the cowl panel, and pull out the engine wire from the cabin.
15. Remove the driveshaft.
16. Disconnect the speedometer cable.
    
    NOTE

    Do not lose the felt protector and washers from the speedometer cable.
17. Remove the front exhaust pipe as follows:
    1. Disconnect the heated oxygen sensor.
    2. Remove the two bolts and retainer holding the front pipe to the catalytic converter.
    3. Remove the three bolts and the support bracket.
    4. Loosen and remove the three nuts holding the front pipe and gaskets. 
       
       
       
       Fig. Remove the bolts securing the front exhaust pipe to the manifold, support bracket and catalytic converter-3.4L (5VZ-FE) Engine
18. Support the transmission with a suitable jack.
19. Remove the 8 bolts holding the rear engine mounting bracket to the mounting insulator and crossmember.
20. If equipped with A/C, remove the bolt and disconnect the A/C compressor wire clamp.
21. Attach an engine hoist chain to the two engine hangers. 
    
    
    
    Fig. Attach the engine hoist chain to the engine hangers
22. Remove the four bolts and nuts holding the engine front mounting insulators to the frame.
23. Carefully lift the engine with transmission out of the vehicle
    
    NOTE

    Make sure the engine is clear of all wiring and hoses.

To install:

1. Lower the engine and transmission assembly into the engine compartment.
2. Keeping the engine level, align the engine mountings and body mountings.
3. Attach the engine mounting insulators to the body mountings, and temporarily install the four bolts and nuts.
4. Using a suitable jack, raise the transmission onto the frame.
5. Remove the engine chain hoist and engine hanger.
6. If equipped with A/C, connect the A/C compressor wire with the bolt.
7. Raise the transmission slightly by raising the engine with a suitable jack with a wooden block to prevent damage to the transmission.
8. Install the engine rear mounting bracket to the frame and tighten the bolts to 43 ft. lbs. (58 Nm).
9. Lower the transmission and rest it on the extension housing.
10. Install the mounting bracket to the mounting insulator and tighten the bolts to 13 ft. lbs. (18 Nm). 
    
    
    
    Fig. Install these four bolts for the rear engine mounting bracket and four bolts for the transmission mounting insulator-3.4L (5VZ-FE) Engine
11. Tighten the four bolts and nuts holding the mounting insulators to the body mountings. Tighten the nuts to 28 ft. lbs. (38 Nm). 
    
    
    
    Fig. Install these four bolts and nuts that secure the engine mounting insulators to the frame
12. Attach the front exhaust pipe:
    1. Install the gaskets and attach the pipe to the engine with new mounting nuts. Tighten the nuts to 36 ft. lbs. (44 Nm).
    2. Install the support bracket and tighten the bolts to 33 ft. lbs. (44 Nm).
    3. Connect the exhaust pipe with a new gasket to the catalytic converter. Tighten the bolts to 35 ft. lbs. (48 Nm).
    4. Connect the two heated oxygen sensors.
13. Connect the speedometer cable.
14. Install the driveshaft.
15. Connect the engine wiring harness into the cabin:
    1. Push in the engine wiring harness through the cowl panel and install the two nuts, bolt and bracket.
    2. Connect the engine wiring harness clamp.
    3. Connect the ground strap.
    4. Connect the igniter connector.
    5. Connect the VSV connector for the EVAP.
    6. Connect the VSV connector for the CCV and clamp.
    7. Connect the five connectors to the ECM.
    8. Connect the two cassette connectors.
    9. Install the ECM with the 2 bolts.
    10. Install the lower finish No.2 panel.
    11. Install the glove compartment door.
        
        
        

        

        Fig. Connect the engine wire ground clamp (d), ground strap (e) and igniter connector (f)-3.4L (5VZ-FE) Engine
        
        
        
        

        

        Fig. Connect the VSV connector for the EVAP (g) and VSV connector for the CCV (h)-3.4L (5VZ-FE) Engine
16. Connect the alternator wires.
17. Connect the starter wiring:
    1. Connect the 2 starter wire clamps and connector.
    2. Install the two nuts, and connect the positive (+) terminal cable to the battery.
    3. Connect the ground strap with the bolt.
    4. Connect the wire from relay block No.2 with the nut.
18. Connect the following hoses:
    
    NOTE

    Always use a new gasket when reconnecting the fuel hoses.
    
    
    
    
    Connect the fuel return hose.

    Connect the fuel inlet hose
    
    
    
    
    Connect the EVAP hose.

    Connect the CCV hose.

    Heater hoses
19. Connect the accelerator cable to the throttle body.
20. Install the fan with the fluid coupling and the fan pulley.
21. Install the air intake assembly.
22. Install the radiator.
23. Refill the engine with oil to the correct level.
24. Refill the cooling system to the correct level.
25. Install the engine under covers.
26. Install the hood.
27. Start the engine and check for leaks.
28. Recheck the engine oil and coolant levels.

2wd

1. Before servicing the vehicle, refer to the Precautions section.
2. Properly relieve the fuel system pressure.
3. Remove or disconnect the following:
   
   
   Hood

   Battery

   Engine under covers
4. Drain the engine coolant.
5. Drain the engine oil.
   
   
   Radiator

   Fan with the fluid coupling and fan pulleys

   Air cleaner cap

   Mass Air Flow (MAF) meter and the resonator

   Air cleaner case and filter
6. Disconnect the following hoses:
   
   
   Heater hoses

   Brake booster vacuum hose

   Evaporative Emissions (EVAP) hose

   Fuel return hose

   Fuel inlet hose
7. Detach the starter wire and connectors, as follows:
   
   
   Ground strap, by removing the bolt

   3 starter wire clamps and connector
8. Detach the alternator connector and wire.
9. Disconnect the engine wiring harness, as follows:
   
   
   Glove box door

   Lower the finish No. 2 panel

   4 ECM connectors

   2 cassette connectors and the 2 wire clamps from the lower finish panel

   Engine wiring harness clamp
10. Remove or disconnect the following:
    
    
    Igniter connector

    Ground strap

    Vacuum Switching Valve (VSV) connector for the Evaporative Emissions (EVAP)

    Vapor pressure sensor connector and clamp

    Vapor connector for the vapor pressure sensor and clamp

    2 engine wiring harness retainer-to-cowl panel nuts and pull out the engine wiring harness

    Driveshaft from the transmission

    Speedometer cable

    Front exhaust pipe

    Nut and the control cable
11. Place a jack under the transmission.
12. Remove or disconnect the following:
    
    
    Transmission rear mounting bracket by removing the 8 bolts

    Bolt and the air conditioning compressor wire clamp, if equipped with air conditioning
13. If necessary, install a No. 2 engine hanger with 2 bolts. Tighten the 2 bolts to 30 ft. lbs. (40 Nm).
14. Attach the engine hoist chain to the 2 engine hangers.
15. Remove or disconnect the following:
    
    
    4 engine front mounting insulators-to-frame bolts and nuts

    Engine and transmission

To install:

1. Install or connect the following:
   
   
   Engine

   Engine mounts to the body mountings. Install the bolts and nuts but do not tighten at this time.
2. Remove the engine chain hoist the No. 2 engine hanger.
3. Install or connect the following:
   
   
   Air conditioning wire with the bolt, if equipped with air conditioning

   Transmission mounting bracket. Tighten the frame bolts to 43 ft. lbs. (58 Nm) and the mounting insulator bolts to 13 ft. lbs. (18 Nm).

   Tighten the engine mounting nuts and bolts to 28 ft. lbs. (38 Nm).

   Control cable

   Front exhaust pipe

   Speedometer cable

   Driveshaft

   All engine wiring harness, hoses and cables

   Fan with the fluid coupling and fan pulleys. Tighten the nuts to 48 inch lbs. (5.4 Nm).

   Air cleaner case and air filter

   MAF meter, resonator and the air cleaner cap

   Radiator
4. Fill the engine with oil.
5. Fill the engine and radiator with coolant.
6. Install or connect the following:
   
   
   Engine under-cover

   Battery

   Hood
7. Start the engine and check for leaks.
8. Make any necessary adjustments and road test the vehicle.

4wd

1. Before servicing the vehicle, refer to the Precautions section.
2. Remove or disconnect the following:
   
   
   Transmission

   Hood
3. Release the fuel system pressure.
4. Remove or disconnect the following:
   
   
   Battery

   Engine undercovers
5. Drain the engine coolant.
6. Drain the engine oil.
7. Remove or disconnect the following:
   
   
   Radiator

   Fan with the fluid coupling and fan pulleys

   Air cleaner cap

   Mass Air Flow (MAF) meter and the resonator
8. Disconnect the following hoses:
   
   
   Heater hoses

   Brake booster vacuum hose

   Evaporative Emissions (EVAP) hose

   Automatic Disconnecting Differential (ADD) vacuum hose

   Fuel return hose

   Fuel inlet hose
9. Detach the starter wire and connectors, as follows:
   
   
   Ground strap, by removing the bolt

   3 starter wire clamps and connector
10. Detach the alternator connector and wire.
11. Disconnect the engine wiring harness, as follows:
    
    
    Glove box door

    Lower the finish No. 2 panel

    4 ECM connectors

    2 cassette connectors and the 2 wire clamps from the lower finish panel

    Engine wiring harness clamp
12. Disconnect the following:
    
    
    Igniter connector

    Ground strap

    Vacuum Switching Valve (VSV) connector for the EVAP

    Vapor pressure sensor connector and clamp

    Vapor connector for the vapor pressure sensor and clamp
13. Remove or disconnect the following:
    
    
    2 engine wiring harness retainer-to-cowl panel nuts and wiring harness

    Air conditioning compressor wire clamp, if equipped with air conditioning
14. If necessary, install a No. 2 engine hanger with 2 bolts. Tighten the 2 bolts to 30 ft. lbs. (40 Nm).
15. Attach the engine hoist chain to the 2 engine hangers.
16. Remove or disconnect the following:
    
    
    4 engine front mounting insulators-to-frame bolts and nuts

    Engine

To install:

1. Install or connect the following:
   
   
   Engine

   Engine mounts-to-body mountings. Install the bolts and nuts but do not tighten at this time.
2. Remove the engine chain hoist the No. 2 engine hanger.
3. Install or connect the following:
   
   
   Air conditioning wire with the bolt, if equipped with air conditioning

   Tighten the engine mounting nuts and bolts to 28 ft. lbs. (38 Nm).

   Engine wiring harness

   Engine wiring harness clamp

   All wires, hoses and cables

   Fan with the fluid coupling and fan pulleys. Tighten the nuts to 48 inch lbs. (5.4 Nm).

   Air cleaner case and air filter

   MAF meter, resonator and the air cleaner cap

   Radiator
4. Fill the engine with oil.
5. Fill the engine and radiator with coolant.
6. Install or connect the following:
   
   
   Transmission and refill it with transmission oil

   Engine undercover

   Battery

   Hood
7. Start the engine, make any necessary adjustments and check for leaks.

These details will help.

Thanks.

FOR MORE HELP GO TO: ---

Car repair guide?

http://technoanswers.blogspot.in/2012/03/car-repair-guide.html