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.

Share this page:

Other materials:

Circuit description
A thermistor is built in the engine coolant temperature sensor and changes the resistance value according to the engine coolant temperature. The structure of the sensor and connection to the ecm is the same as those of the intake air temperature sensor. Hint: if the ecm detects the dtc ...

Pressing power switch does not start system
Wiring diagram Inspection procedure 1 Inspect radio receiver assy(+b, acc, gnd) Check that the continuity between terminals at each condition, as shown in the chart. Standard: Check that the voltage between terminals at each condition, as shown in the chart. Standard: ...

Circuit description
The shift solenoid valve sl is turned ”on” and ”off” by signals from the ecm in order to control the hydraulic pressure operation, the lock–up relay valve, which then the controls operation of the lock–up clutch. Fail safe function: if the ecm detects a malfunction, it turns the ...