Removing the oil cooler
1. Drain the coolant.
2. (3S-GE) Remove the generator.
3. Remove the dipstick.
3S-FE, 4S-FE
Remove the exhaust manifold bracket by removing the bolt and nut.
3S-GE
- A) Turn away bolts and nuts of the right and left arms of an exhaust manifold and remove the filter.
- b) Remove the five bolts and remove the heat shield.
5. Remove the oil filter.
6. Remove the oil cooler.
- A) Disconnect the two bypass hoses from the oil cooler.
- b) (3S-FE, 3S-GE, 4S-FE) Remove check valve and washer.
- V) Loosen the nut and remove the oil cooler
- G) Remove the O-ring and gasket from the oil cooler.
Checking the oil cooler
1 (3S-FE, 3S-GE, 4S-FE) Check check valve. Press the non-return valve with a wooden rod and check for free movement. Replace valve if necessary.
2. Check oil cooler for damage or blockage. If necessary, replace the oil cooler.
Oil cooler installation
1. Install the oil cooler.
- A) Clean the contact surfaces of the oil cooler and cylinder block.
- b) Install a new O-ring and 'gasket to the oil cooler.
- V) Temporarily tighten the oil cooler nut.
- G) (3S-FE, 3S-GE, 4S-FE) Apply engine oil to the threads and under the check valve head.
- d) (3S-FE. 3S-GE, 4S-FE) Install the washer and tighten the check valve.
Tightening torque 78 Nm.
- e) Tighten the nut.
Torque:
- 3S-FE, 3S-GE, 4S-FE - 8 Nm
- 2C-T - 59 Nm
- and) Connect the two coolant bypass hoses to the oil cooler.
2. Install the oil filter, (see changing the oil filter in the section "General Inspection and Adjustment Procedures").
3. (3S-FE, 4S-FE) Install the exhaust manifold bracket and tighten the bolt and nut.
Tightening torque 42 Nm.
(3S-GE)
- A) Install two new gaskets, exhaust manifold and temporarily tighten six nuts.
Tightening torque 43 Nm.
- b) Install the right exhaust manifold bracket by tightening the bolts and nuts, and then install the left bracket by tightening the bolts.
Tightening torque: nuts 43 Nm; bolts 59 Nm.
- V) Install the heat shield by tightening the five bolts.
4. (3S-GE) Install the generator.
5. Fill in coolant.
6. Start the engine and check for leaks.
7. Check engine oil level.