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Home >> Subaru >> 2019 >> WRX STI Limited >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Fuel Injection System (STI) >> Throttle Body >> Inspection >> Throttle Sensor Inspection (Method With Subaru Select Monitor) >> Notes

Throttle Sensor Inspection (Method With Subaru Select Monitor): Notes

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  1. Turn the ignition switch to ON. (Engine OFF)
  2. Read the throttle opening angle signal and voltage of throttle sensor using Subaru Select Monitor. Refer to ENGINE (DIAGNOSTICS) (STI)>SUBARU SELECT MONITOR>OPERATION>DISPLAY CURRENT ENGINE DATA (NORMAL MODE) .
Throttle sensor Throttle opening angle signal Standard
Main 0.0% Approx. 0.6 V
100.0% Approx. 3.96 V
Sub 0.0% Approx. 1.48 V
100.0% Approx. 4.17 V