Toyota Corolla (E170): Using an external device

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Circuit description
In the diagram below, when the engine is cranked, current flows from terminal st2 of the ignition switch to the starter relay coil and also current flows to terminal sta of the ecm (sta signal). When the sta signal and ne signal are input to the ecm, tr is turned on, current flows to the c ...

Wiring
Power source Location ...

Trip information
■ Switching the display Items displayed can be switched by pressing the display change button. ■ Odometer Displays the total distance the vehicle has been driven. ■ Trip meter A/trip meter B Displays the distance the vehicle has been driven since the meter was last reset. ...