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:
Replacement
1. Discharge refrigerant from refrigeration system
turn the a/c switch on.
operating the cooler compressor at the engine rpm of approx. 1000
For 5 to 6 min., Circulate the refrigerant
and collect compressor oil remaining in each component into the cooler
compressor as much ...
Inspection
1. Windshield wiper switch assy
Continuity check
check the continuity of each terminal of the connector.
Front wiper switch
Standard:
Front washer switch
Standard:
W/o intermittent time adjust:
intermittent operation check
connect the voltmeter (+) te ...
Inspection procedure
1 Check connector
Disconnect the negative (–) terminal cable from the battery, and wait at
least for 90 seconds.
check the connection of the combination meter connector and the
airbag sensor assy center connectors.
Ok:
the connectors are connected.
2 Check combination ...