AutoCodes - Acura - U12AA ACURA

U12AA ACURA Code - Lost Communication With Shifter

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3
Table of contents

|U12AA ACURA code possible causes

  • Faulty SBW Shifter Control Module
  • SBW Shifter Control Module harness is open or shorted
  • SBW Shifter Control Module circuit poor electrical connection
  • Faulty Transmission Control Module (TCM)

|How do I fix the U12AA ACURA code?

Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.

|Cost of diagnosing the U12AA ACURA code

Labor: 1.0

The cost of diagnosing the U12AA ACURA code is 1.0 hour of labor. The auto repair's diagnosis time and labor rates vary by location, vehicle's make and model, and even your engine type. Most auto repair shops charge between $75 and $150 per hour.

|What are U12AA ACURA code possible symptoms?

  • Engine Light ON (or Service Engine Soon Warning Light)

|U12AA ACURA code description

The Controller Area Network (CAN) transmits/receives pulsing signals to/from the control modules simultaneously by using F-CAN A and B signal lines. If the Transmission Control Module (TCM) cannot receive the signal sent from the SBW Shifter Control Module for a specified time, or if the received signal is abnormal for a specified duration, the TCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).
OBDII Code U12aa Acura - Lost Communication With Shifter -

|Need more information with the U12AA ACURA code?

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|Need help with a U12AA ACURA code?

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|U12AA ACURA code comments

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