Toyota Corolla (E120): Ecm power source circuit

Share this page:

Other materials:

Inspection procedure
Hint: if different dtcs related to different systems that have terminal e2 as the ground terminal are output simultaneously, terminal e2 may be open. Read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malf ...

Cruise control
The vehicle can be driven at a set speed even if the accelerator pedal is not depressed. Use the cruise control only on highways and expressways. WARNING ■For safe use Driving safely is solely the responsibility of the driver. Therefore, do not overly rely on this system. The driver is solel ...

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 ...