LEMON Manuals
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Toyota
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2009
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Tacoma X-Runner
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Repair and Diagnosis
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Engine Performance
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Engine Control System (1GR-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
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Typical Enabling Conditions
TYPICAL ENABLING CONDITIONS
Either of following conditions A or B is met
-
A. Ignition switch
ON
B. Electric throttle motor power
ON
TP sensor malfunction (P0120, P0122, P0123, P0220, P0222, P0223, P2135)
Not detected