Oil cooler (3S-GTE)¶

Components¶

Removal of oil cooler¶

1. Disconnect cable from negative terminal of battery.

   Caution

   Work must be started after approx. 20 seconds or longer from the time the ignition switch is turned to the LOCK position and the negative (–) terminal cable is disconnected from the battery.

2. Drain engine coolant. (See page CO-6)

3. Remove engine under covers.
4. Remove RH engine hood side panel.
5. Remove No.1 air intake connector. (See Intercooler, step 4)
6. Remove A/C compressor without disconnecting hoses. (See Intercooler › Removal of intercooler, steps 10–12)
7. Remove oil filter. (See Replacement of engine oil and oil filter)

8. Disconnect oil dipstick guide from water inlet.

   

9. Disconnect water by-pass hose from oil cooler.

   

10. Remove oil cooler.

    1. Remove the relief valve and plate washer.
    2. Remove the two nuts, oil cooler and gasket.

    3. Remove the O-ring and gasket from the oil cooler.

       

    4. Remove the bolt, and disconnect the water by-pass pipe from the oil cooler bracket.

       

11. Remove oil cooler bracket.

    1. Remove the four bolts and oil cooler bracket.
    2. Remove the two O-rings from the oil cooler.

    

Inspection of oil cooler¶

1. Inspect relief valve.

   Push the valve with a wooden stick to check if it is stuck.

   If stuck, replace the relief valve.

   

2. Inspect oil cooler.

   Check the oil cooler for damage or clogging.

   If necessary, replace the oil cooler.

   

Installation of oil cooler¶

(See Oil cooler (3S-GTE))

1. Install oil cooler bracket.

   1. Install two new O-rings to the oil cooler bracket.

      

   2. Apply a light coat of engine oil on the small O-ring.

      

   3. Install the oil cooler bracket with the four bolts.

      Torque: 80 kg-cm (69 in.-lb, 7.8 N·m)

      

2. Install oil cooler.

   1. Install new O-ring and gasket to the oil cooler.

      

   2. Temporarily install the water by-pass pipe with the bolt.

      

   3. Apply a light coat of engine oil on the threads and under the head of the relief valve.

   4. Place a new gasket on the water by-pass pipe.

   5. Temporarily install the oil cooler with the plate washer, relief valve and two nuts.

      

   6. Tighten the relief valve.

      Torque: 800 kg-cm (58 ft-lb, 78 N·m)

   7. Tighten the two nuts holding the oil cooler to the water by-pass pipe.

      Torque: 120 kg-cm (9 ft-lb, 12 N·m)

      

   8. Tighten the bolt holding the water by-pass pipe to oil cooler bracket.

      Torque: 180 kg-cm (13 ft-lb, 18 N·m)

      

3. Connect water by-pass hose to oil cooler.

   

4. Install oil dipstick guide to water inlet.

   

5. Install oil filter. (See Replacement of engine oil and oil filter)

6. Install A/C compressor. (See Intercooler › Installation of intercooler, steps 3–5)
7. Install No.1 air intake connector. (See Intercooler › Installation of intercooler, step 10)
8. Install RH engine hood side panel.
9. Connect cable to negative terminal of battery.
10. Fill with engine coolant. (See page CO-7)
11. Start engine and check for leaks.
12. Check engine oil level. (See Oil pressure check)
13. Install engine under covers.