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Land Cruiser
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Repair and Diagnosis (Single Page)
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Engine Performance
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Testing & Diagnosis
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Engine Control System - DTC P0010 - P0125
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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
Monitor runs whenever following DTCs not stored
None
Throttle position sensor circuit
OK
Either of following conditions A or B set
-
A. Engine switch
On (IG)
B. Electric throttle motor power
ON