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AutoCodes - Generic - U1409

U1409 Code - Implausible Left Front Wheel Speed Signal Received

- Code Popularity: 21,979 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC U1409?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Left Front Wheel Speed Sensor
  • Left Front Wheel Speed Sensor harness is open or shorted
  • Left Front Wheel Speed Sensor circuit poor electrical connection
  • Faulty Anti-Lock Brake System (ABS) Module
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How to Fix the DTC U1409?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U1409 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

  • Anti-Lock Brake System (ABS) Warning Light ON
  • Engine Light ON (or Service Engine Soon Warning Light)

Code U1409 Description

The Diagnostic Trouble Code (DTC) sets when the Powertrain Control Module (PCM) detects an implausible Left Front Wheel Speed signal over the Controller Area Network (CAN) bus from the Anti-Lock Brake (ABS) Module.

OBDII Code U1409 - Implausible Left Front Wheel Speed Signal Received - AutoCodes.com
U1409 Code - Implausible Left Front Wheel Speed Signal Received

Need More Information on the Code?

Need more information on how to fix the U1409 code? Get Access to Factory Service Manuals

Information for Specific Makes

  • U1409 Chrysler Implausible Left Front Wheel Speed Signal Received
  • U1409 Dodge Implausible Left Front Wheel Speed Signal Received
  • U1409 Jeep Implausible Left Front Wheel Speed Signal Received  
  • U1409 RAM Implausible Left Front Wheel Speed Signal Received

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Code U1409 comments

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