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Home >> Lexus >> 1996 >> SC 400 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Circuit Tests >> DTC P1401 - Sub-Throttle Position (Sub-TP) Sensor Circuit Range/Performance Problem >> Diagnosis & Repair

Diagnosis & Repair

If only DTC P1401 is displayed, replace SUB-TP sensor and retest. If other codes are displayed, diagnose and repair those codes first and retest.

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