Toyota Corolla (E120): Overhaul
1. Inspect 1st gear thrust clearance
- Using a feeler gauge, measure the 1st gear thrust clearance.
Standard clearance: 0.10 – 0.40 Mm (0.0039 – 0.0157 In.)
2. Inspect 2nd gear thrust clearance
- Using a dial indicator, measure the 2nd gear thrust clearance.
Standard clearance:
0.10 – 0.45 Mm (0.0039 – 0.0177 In.)
3. Inspect 1st gear radial clearance
- Using a dial indicator, measure the 1st gear radial clearance.
Standard clearance:
If the clearance is out of specification, replace the 1st gear needle roller bearing.
4. Inspect 2nd gear radial clearance
- Using a dial indicator, measure the 2nd gear radial clearance.
Standard clearance:
If the clearance is out of specification, replace the 2nd gear needle roller bearing.
5. Remove 4th driven gear
- Using sst and a press, remove the output shaft rear
bearing with 4th driven gear from the output shaft.
Sst 09950–00020
6. Remove output gear spacer
- Remove the output gear spacer from the output shaft.
7. Remove 2nd gear
- Using sst and a press, remove the 3rd driven gear with
2nd gear from the output shaft.
Sst 09950–00020
8. Remove 2nd gear needle roller bearing
- Remove the 2nd gear needle roller bearing from the output shaft.
9. Remove synchronizer ring set no.2
- Remove the synchronizer ring set no.2 From the output shaft.
10. Remove 1st gear
- Using 2 screwdrivers and a hammer, tap out the snap ring.
Hint
: using a waste to prevent the snap ring from being scattered.
- Using sst and a press, remove the transmission clutch
hub no.1 With 1st gear from the output shaft.
Sst 09950–00020
Notice
:
- do not tighten sst excessively.
- Support the input shaft by hand so that it will not be dropped off.
11. Remove synchronizer ring no.1
- Remove the synchronizer ring no.1 From the 1st gear.
12. Remove 1st gear needle roller bearing
- Remove the 1st gear needle roller bearing from the output shaft.
13. Remove 1st gear thrust washer
- Remove the 1st gear thrust washer from the output shaft.
14. Remove 1st gear thrust washer pin or ball
- Remove the 1st gear thrust washer pin or ball from the output shaft.
15. Remove reverse gear
- Remove the 3 synchromesh shifting keys, 3 synchromesh shifting key springs and reverse gear.
Notice
: using a waste to prevent the synchromesh shifting key and spring from being scattered.
16. Inspect output shaft
- Using a dial indicator and 2 v–blocks, measure the shaft
runout.
Maximum runout: 0.015 Mm (0.0006 In.)
If the runout exceeds the maximum, replace the output shaft.
- Using a micrometer, measure the outer diameter of the
output shaft journal surface.
Outer diameter:
part a: 31.985 Mm (1.2592 In.) Part b: 37.985 Mm (1.4955 In) part c: 32.985 Mm (1.2986 In)
if the outer diameter is below the minimum, replace the output shaft.
17. Inspect 2nd gear
- Using a cylinder gauge, measure the inside diameter of the 2nd gear.
Inside diameter:
If the inside diameter exceeds the maximum, replace the 2nd gear.
18. Inspect 1st gear
- Using a cylinder gauge, measure the inside diameter of the 1st gear.
Inside diameter:
If the inside diameter exceeds the maximum, replace the 1st gear.
19. Inspect 1st gear thrust washer
- Using a micrometer, measure the thickness of 1st gear thrust washer.
Thickness:
If the thickness is below the minimum, replace the 1st gear thrust washer.
20. Inspect synchronizer ring set no.2
- Coat the 2nd gear cone with gear oil.
Check the braking effect of the synchronizer ring set no.2.
- Using a feeler gauge, measure the clearance between
the synchronizer ring back and gear spline end.
Standard clearance: 0.7 – 1.3 Mm (0.0276 – 0.0512 In.)
If the clearance is out of specification, replace the synchronizer ring set no.2.
21. Inspect synchronizer ring no.1
- Coat the 1st gear cone with gear oil.
Check the braking effect of the synchronizer ring no.1.
- Using a feeler gauge, measure the clearance between
the synchronizer ring back and gear spline end.
Standard clearance:
0.75 – 1.65 Mm (0.0295 – 0.065 In.)
If the clearance is out of specification, replace the synchronizer ring no.1.
22. Inspect reverse gear
- Using a vernier caliper gauge, measure the clearance between
reverse gear and shift fork.
Standard clearance: 0.15 – 0.35 Mm (0.0059 – 0.0138 In.)
If the clearance is out of specification, replace the reverse gear and reverse shift fork.
23. Inspect transmission clutch hub no.1
- Check that the transmission clutch hub no.1 And reverse gear sub–assy slides smoothly.
- check that the spline gear’s edges of the reverse gear sub–assy is not worn down.
24. Install reverse gear
- Coat the reverse gear with gear oil, install it to the transmission clutch hub no.1.
Notice
: be sure to set the reverse gear and transmission clutch hub no.1 In incorrect orientation.
- using a screwdriver, install the 3 synchromesh shifting key springs and 3 synchromesh shifting keys.
25. Install output shaft front bearing
- Using sst and a press, install the output shaft front bearing
(inner race) to the output shaft.
Sst 09223–50010
- Select a snap ring from the table below that will make the thrust clearance of the output shaft front bearing (inner race) below 0.1 Mm (0.0039 In.).
Snap ring thickness:
- Using a brass bar and a hammer, tap in the snap ring.
Notice
: take care not to damage the journal surface of the output shaft.
26. Install 1st gear thrust washer pin or ball
- Coat the 1st gear thrust washer pin or ball with mp grease, install it to the output shaft.
27. Install 1st gear thrust washer
- Coat the 1st gear thrust washer with gear oil, install it to the output shaft.
28. Install 1st gear needle roller bearing
- Coat the 1st gear needle roller bearing with gear oil, install it to the output shaft.
29. Install 1st gear
- Coat the 1st gear with gear oil, install it to the output shaft.
30. Install synchronizer ring no.1
- Coat the synchronizer ring no.1 With gear oil, install it to the 1st gear.
31. Install transmission clutch hub no.1
- Using sst and a press, install the transmission clutch
hub no.1 To the output shaft.
Sst 09316–60011 (09316–00031)
Notice
: the 1st gear can be turned.
- Select a snap ring from the table below that will make the thrust clearance of the transmission clutch hub no.1 Below 0.1 Mm (0.0039 In.).
Snap ring thickness:
- Using a brass bar and a hammer, install the snap ring to the output shaft.
Notice
: take care not to damage the journal surface of the output shaft.
32. Install 2nd gear needle roller bearing
- Coat the 2nd gear needle roller bearing with gear oil, install it to the output shaft.
33. Install synchronizer ring set no.2
- Coat the synchronizer ring set no.2 With gear oil, install it to the 2nd gear.
34. Install 2nd gear
- Coat the 2nd gear with gear oil, install it to the output shaft.
Notice
: fit the synchronizer inner ring claws into the slots in the transmission clutch hub no.1.
35. Install 3rd driven gear
- Using sst and a press, install the 3rd driven gear to the
output shaft.
Sst 09309–36100 (09309–03610), 09608–00071, 09950–60010 (09951–00450)
36. Install output gear spacer
- Install the output gear spacer to the output shaft.
37. Install 4th driven gear
- Using sst and a press, install 4th driven gear to the output
shaft.
Sst 09612–22011
38. Install output shaft rear bearing
- Using sst and a press, install output shaft rear bearing
to the output shaft.
Sst 09612–22011
39. Inspect 2nd gear radial clearance
- Using a dial indicator, measure the 2nd gear radial clearance.
Standard clearance:
If the clearance is out of specification, replace the 2nd gear needle roller bearing.
40. Inspect 1st gear radial clearance
- Using a dial indicator, measure the 1st gear radial clearance.
Standard clearance:
If the clearance is out of specification, replace the 1st gear needle roller bearing.
41. Inspect 2nd gear thrust clearance
- Using a dial indicator, measure the 2nd gear thrust clearance.
Standard clearance:
0.10 – 0.45 Mm (0.0039 – 0.0177 In.)
42. Inspect 1st gear thrust clearance
- Using a feeler gauge, measure the 1st gear thrust clearance.
Standard clearance:
0.10 – 0.40 Mm (0.0039 – 0.0157 In.)
Other materials:
Calculation formula for your vehicle
1 Cargo capacity
2 Total load capacity (vehicle capacity weight)
When 2 people with the combined weight of A lb. (kg) are riding in your vehicle,
which has a total load capacity (vehicle capacity weight) of B lb. (kg), the available
amount of cargo and luggage load capacity will be C lb. (kg ...
Using the steering wheel switches
The steering wheel switches can be used to operate a connected cellular phone.
Operating a telephone using the steering wheel switches
■ Steering wheel switches on the right hand side
1 Off hook switch
• Make a call
• Receive a call
• Display “Phone” screen
2 On hook switch
...
Light control switch circuit
Wiring diagram
Inspection procedure
1 Check headlamp dimmer switch assy (light control switch)
2 Check wire harness (tvip ecu light control switch)
Disconnect the tvip ecu and light control switch connectors.
check the continuity between the terminals of the tvip
e ...