Toyota Corolla (E120): Electronically controlled transmission communication circuit

Inspection procedure

Circuit description

Other materials:

Fuel information
You must only use unleaded gasoline in your vehicle. Select octane rating 87 (Research Octane Number 91) or higher. Use of unleaded gasoline with an octane rating lower than 87 may result in engine knocking. Persistent knocking can lead to engine damage. At minimum, the gasoline you use should ...

Circuit description
When a misfire occurs in the engine, hydrocarbons (hc) enter the exhaust in high concentrations. If this hc concentration is high enough, there could be an increase in exhaust emissions levels. High concentrations of hc passing through the catalyst also cause to temperature of the catalyst to ...

Brake fluid
■ Checking fluid level The brake fluid level should be between the “MAX” and “MIN” lines on the tank. ■ Adding fluid Make sure to check the fluid type and prepare the necessary item. 1 Slide and lift up the rubber strip to partially remove it as shown. 2 Disconnect the ...