Engine-Codes - Generic - U1424

U1424 - Implausible Engine Torque Signal Received

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What is this?
Table of contents

U1424 Possible Causes

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

How is the U1424 code repair?

Start by checking 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.

What is the cost to diagnose the U1424 code

Labor: 1.0

The cost to diagnose the U1424 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.
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Possible Symptoms

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

U1424 Meaning

The Transmission Control Module (TCM) request from the Powertrain Control Module (PCM) to change the torque of the engine to avoid possible damage to the transmission. The Diagnostic Trouble Code (DTC) sets when the TCM receives an implausible engine torque signal from the PCM over the Controller Area Network (CAN) Bus for a period of 1.0 second.

More Information

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