Toyota Corolla (E120): Engine control system

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Check dlc3
The vehicle’s ecm uses the iso 9141–2 for communication protocol. The terminal arrangement of the dlc3 complies with sae j1962 and matches the iso 9141–2 format. Hint: if the display shows unable to connect to vehicle when you have connected the cable of the obd ii scan tool or the h ...

Before driving
Floor mat Use only floor mats designed specifically for vehicles of the same model and model year as your vehicle. Fix them securely in place onto the carpet. 1 Insert the retaining hooks (clips) into the floor mat eyelets. 2 Turn the upper knob of each retaining hook (clip) to secure the flo ...

Inspection procedure
1 Inspect shift solenoid valve(s2) Remove the shift solenoid valve s2.  measure the resistance according to the value(s) in the table below. Standard: Connect the positive (+) battery lead to the solenoid connector terminal, and the negative (–) battery lead to the so ...