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Home >> Toyota >> 2002 >> Sequoia SR5, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System Self-Diagnostics >> Diagnostic Tests >> DTC P0121: Throttle Position Sensor Circuit Range/Performance >> Diagnosis & Repair
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Diagnosis & Repair

TP sensor is defective. Replace TP sensor. See THROTTLE BODY under FUEL SYSTEMS in REMOVAL, OVERHAUL & INSTALLATION - V6 & V8 article.

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