DTC P1788 Acura

A T ATSDLA Signal Circuit Malfunction

A T ATSDLA Signal Circuit Malfunction

Description

Key on or engine running; and the PCM detected an unexpected voltage condition on the A T ATSDLA signal circuit to the TCM. Note: The D4 lamp on the dash will flash 19 times if this code is set.

Cause and Solution

A T ATSDLA signal circuit to the TCM is open
A T ATSDLA signal circuit to the TCM is shorted to ground
A T ATSDLA signal circuit to the TCM is shorted to VREF

Video Guide

Duration: PT4M10S | Uploaded: 2020-04-20

Diagnostic Info

  • DTC Code: P1788
  • Brand: Acura
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