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:
Fuel consumption information
Fuel consumption information
can be displayed on the
audio system screen.
System components
Audio system screen
Consumption
■ Trip information
1. Select on the main menu.
2. Select "Trip information".
If a screen other than "Current" is
displayed, select "Current".
The image is an example ...
If your vehicle overheats
The following may indicate
that your vehicle is overheating.
The engine coolant temperature
gauge is in the red zone or a loss
of engine power is experienced.
(For example, the
vehicle speed does not
increase.)
"Engine Coolant Temp High
Stop in a Safe Place See
Owner's Manual" is shown
on ...
Inspection procedure
1 Check operation(stop lamp swtich assy)
Check that the stop light comes on when the brake pedal is depressed,
and turns off when the brake
pedal is released.
2 Input signal check
See input signal check on page 05–745.
check the indicator light when the brake pedal ...


