Prius L4-1.5L (1NZ-FXE) (Hybrid) (2003)
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Throttle Position Sensor: Testing and Inspection
ON-VEHICLE INSPECTION
1. Inspect the throttle position sensor function.
2. Connect the TOYOTA hand-held tester to the DLC3.
3. When turning the throttle linkage to the full open position, check that the throttle valve opening percentage (THROTTLE POS) of the CURRENT
DATA shows the standard value.
Throttle valve opening percentage: 60 % or more
If operation is not as specified, check the throttle position sensor, wiring and ECM.