Toyota Yaris: Starting the Engine / Engine Start Function When Key Battery is Dead

If the engine cannot be started due to a dead key battery, the engine can be started using the following procedure:

1. Continue to depress the brake pedal firmly until the engine has completely started.
2. Manual transaxle: Continue to depress the clutch pedal firmly until the engine has completely started.
3. Make sure that the push button start indication light (green) flashes.

   The push button start indicator light (green) will flash even if the push button start is pressed before depressing the clutch pedal (manual transaxle) or the brake pedal (automatic transaxle). If the clutch pedal is depressed (manual transaxle) or the brake pedal is depressed (automatic transaxle) under this condition, the engine can be started by resuming the procedure following this.

4. Touch the push button start using the backside of the key (as shown) while the push button start indicator light (green) flashes.

   When touching the push button start using the backside of the key as shown in the illustration, touch the push button start with the lock switch side of the key facing up.

   

5. Make sure that the push button start indicator light (green) turns on.
6. Press the push button start to start the engine.

• The engine cannot be started unless the clutch pedal is fully depressed (manual transaxle) or the brake pedal is fully depressed (automatic transaxle).
• If there is a malfunction with the push button start function, the push button start indicator light (amber) flashes. In this case, the engine may start, however, have the vehicle checked at your Toyota dealer as soon as possible.
• If the push button start indicator light (green) does not illuminate, perform the operation from the beginning again. If it does not illuminate, have the vehicle checked at your Toyota dealer.
• To switch the ignition position without starting the engine, perform the following operations after the push button start indicator light (green) turns on.
  1. Release the clutch pedal (manual transaxle) or brake pedal (automatic transaxle).
  2. Press the push button start to switch the ignition position. The ignition switches in the order of ACC, ON, and off each time the push button start is pressed. To switch the ignition position again, perform the operation from the beginning.  

NOTICE

When starting the engine by holding the smart key over the push button start due to a dead key battery or a malfunctioning key, be careful not to allow the following, otherwise the signal from the key will not be received correctly and the engine may not start.

• Metal parts of other keys or metal objects touch the key.

  

• Spare keys or keys for other vehicles equipped with an immobilizer system touch or come near the key.

  

• Devices for electronic purchases, or security passage touch or come near the key.