Toyota Corolla (E120): Components
Other materials:
System description
The ecm uses signals from the vehicle speed sensor and crankshaft position
sensor to detect the actual
gear position (1st, 2nd, 3rd or o/d gear).
Then the ecm compares the actual gear with the shift schedule in the ecm memory
to detect the mechanical
trouble of the shift solenoid valves, th ...
Stopping the engine
1 Stop the vehicle.
2 Continuously variable transmission: Shift the shift lever to P.
Manual transmission: Shift the shift lever to N.
3 Set the parking brake. 4 Press the engine switch.
5 Vehicles without a multi-information display: Release the brake pedal (continuously
variable transmission ...
Circuit description
Shifting from 1st to o/d is performed in combination with on and off of the
shift solenoid valve s1 and s2
controlled by ecm. If an open or short circuit occurs in either of the solenoid
valves, the ecm controls the
remaining normal solenoid valve to allow the vehicle to be operated smoothly
...