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Home >> Pontiac >> 2000 >> Firebird Base, 2D Convertible, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - Self-Diagnostics - 3.8L >> Diagnostic Tests >> DTC P1519: Throttle Actuator Control (TAC) Module Internal Circuit (CAMARO & Firebird) >> Circuit Description
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Circuit Description

TP sensor No. 1 signal is fed into a multiplexer (5X) to produce a high resolution calculated TP sensor voltage. This higher resolution TP sensor voltage is used for actuator control in low throttle angle conditions.

DTC will set when high resolution TP sensor is out of range for one second.