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Toyota
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2009
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Yaris Base, 2D Hatchback, Standard
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Repair and Diagnosis
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Engine Performance
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Engine Control System (1NZ-FE)
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SFI System
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DTC P0121 Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance Problem
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Typical Enabling Conditions
Typical Enabling Conditions
TYPICAL ENABLING CONDITIONS
Monitor runs whenever following DTCs not present
None
Either of following conditions A or B set
-
A. Ignition switch
ON
B. Electric throttle motor power
ON