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Home >> Lexus >> 2009 >> RX 350 AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control (SFI) System (Diagnostic Codes (P0010-P0420)) >> SFI System >> DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem >> Procedure
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DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem: Procedure

  1. REPLACE THROTTLE BODY ASSEMBLY 
    1. Replace the throttle body assembly. Refer to REMOVAL .

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