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Acura DTC

Acura DTC P1790

Manufacture

Acura DTC

Code

P1790

Definition

A T Throttle Position Sensor Circuit Malfunction

Description

Key on or engine running; and the PCM detected an unexpected voltage condition on the TP sensor signal circuit to the TCM. Note: The lockup clutch does not engage when this code is set. Note: The D4 lamp on the dash will flash 3 times if this code is set

Cause

  • TP sensor signal circuit to the TCM is openTP sensor signal circuit to the TCM is shorted to groundTP sensor signal circuit to the TCM is shorted to VREFTP sensor connector is disconnected or damagedTCM or PCM has failed

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