FUEL INJECTOR ON-VEHICLE INSPECTION

PROCEDURE

1. CHECK INJECTOR ASSEMBLY

   1. Start the engine and drive the vehicle until the engine coolant temperature reaches 60°C (140°F) or higher.

   2. Allow the engine to idle for 1 minute or more.

   3. Connect the GTS to the DLC3.

   4. Turn the GTS on.

   5. Enter the following menus: Powertrain / Engine and ECT / Data List / Injection Volume and Injector Feedback Val. #1 to #4.

      Powertrain > Engine > Data List

      Tester Display
      Injection Volume
      Injection Feedback Val #1
      Injection Feedback Val #2
      Injection Feedback Val #3
      Injection Feedback Val #4

   6. Read the values when the engine is idling.

   7. Check that the "Injector Feedback Val. #1 to #4" values are within the specification.

      Standard

      Tester Display	Engine Condition	Specified Condition
      Injection Volume	Idling	Less than 10 mm3/st
      Injector Feedback Val. #1 Injector Feedback Val. #2 Injector Feedback Val. #3 Injector Feedback Val. #4	Idling	-3.0 to 3.0 mm3/st

      If the result is not as specified, replace the injector assembly.