Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Electronic controlled automatic transaxle
Toyota Corolla (E120): Electronic controlled automatic transaxle
Precaution
Notice
: perform the reset memory (at initialization) when replacing the automatic transaxle assy, engine assy or ecm .
Hint
: initialization can not be completed by only removing the battery.
- How to proceed with troubleshooting
- Customer problem analysis check
- Diagnosis system
- Dtc check/clear
- Check mode procedure
- Road test
- Mechanical system tests
- Hydraulic test
- Manual shifting test
- Terminals of ecm
- Data list/active test
- Definition of terms
- Part and system name list
- List of disable a moniter
- Initialization
- Diagnostic trouble code chart
- Problem symptoms table
- Park/neutral switch input circuit
- Brake switch ”b” circuit high
- Torque converter clutch solenoid performance (shift solenoid valve sl)
- Shift solenoid ”a” performance (shift solenoid valve s1)
- Inspection procedure
- Shift solenoid ”b” performance (shift solenoid valve s2)
- Shift solenoid ”a” control circuit low/high
- Shift solenoid ”b” control circuit low/high
- Pressure control solenoid ”d” electrical (shift solenoid slt)
- Torque converter clutch solenoid circuit low/high
- O/d main switch circuit
- O/d cancel signal circuit
Other materials:
Engine mechanical
Preparation
Sst
Recomended tools
Ssm
Equipment
Exhaust
Preparation
Equipment
...
Disposal
Hint:
when scrapping vehicles epuipped with a seat belt pretensioner or disposing of a
front seat outer belt (with
seat belt pretensioner) always first active the seat belt pretensioner in
accordance with the procedure described
below. If any abnormality occurs in the seat belt pretensioner o ...
Engine
On–vehicle inspection
Hint:
inspect these items on a cooled down engine.
1. Inspect drive belt
2. Replace spark plugs
3. Inspect air filter
Remove the air filter.
visually check that the air filter is not excessively damaged,
dirty or oily.
Peplace the air filter if nece ...