Yaris 2007

Inspection

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Specific to:

Toyota Yaris 2007-2010

  1. Using the Techstream or ODB II scan tool:
    1. Warm up and stop the engine.
    2.  
    3. Connect the Techstream to the DLC3.
    4.  
    5. Turn the ignition switch ON.
    6.  
    7. Select the following menu items: Powertrain / Engine and ECT / Data List / IGN Advance.
    8.  
    9. Inspect the ignition timing during idling. Ignition timing: 8 to 12 degrees BTDC.
      NOTE
      Turn all the electrical systems and the A/C off. Inspect the ignition timing with the cooling fan off. When checking the ignition timing, shift the transmission to the neutral position.

    10.  
    11. Turn the ignition switch OFF. Disconnect the Techstream from the DLC3.
    12.  

  2.  
  3. When not using the Techstream:
    1. Remove the engine cover. Pull out the wire harness (brown).
      NOTE
      After checking, wrap the wire harness with tape.



      Click image to see an enlarged view

      Fig. Locating the brown wire harness

    2.  
    3. Warm up and stop the engine.
    4.  
    5. Connect the clip of the timing light to the wire harness.
      NOTE
      Use a timing light that detects the first signal.

    6.  
    7. Turn the ignition switch ON.
    8.  
    9. Using SST 09843-18040, connect terminals 13 (TC) and 4 (CG) of the DLC3.
      NOTE
      Examine the terminal numbers before connecting them. Connecting the wrong terminals could damage the engine.



      Click image to see an enlarged view

      Fig. Using SST 09843-18040, connect terminals 13 (TC) and 4 (CG) of the DLC3

    10.  
    11. Inspect the ignition timing during idling. Ignition timing: 8 to 12 degrees BTDC.
      NOTE
      Turn all the electrical systems and the A/C off. Inspect the ignition timing with the cooling fan off. When checking the ignition timing, shift the transmission to the neutral position.

    12.  
    13. Disconnect terminals 13 (TC) and 4 (CG) of the DLC3.
    14.  
    15. Turn the ignition switch OFF.
    16.  
    17. Remove the timing light.
    18.  
    19. Install the engine cover.
    20.  

  4.  

 
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