Engine-Codes - Jeep - U1449 Jeep

U1449 Jeep Code - Implausible ERS Message Recieved Transmission Control Module

- Code Popularity: 1,658 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC U1449 Jeep?

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 Transmission Control Module (TCM)
  • Transmission Control Module harness is open or shorted
  • Transmission Control Module circuit poor electrical connection
  • Faulty Cabin Compartment Node (CCN)
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How to Fix the DTC U1449 Jeep?

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 pins.

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What is the Cost to Diagnose the Code?

Labor: 1.0

The cost to diagnose the U1449 Jeep code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

What Does the U1449 Jeep Code Mean?

This message is used by the Transmission Control Module (TCM) for Electronic Range Select (ERS) operation. The ERS switch is hard wired to the Cabin Compartment Node (CCN). The CCN then sends a CAN bus message to the TCM. This Diagnostic Trouble Code (DTC) is set when the ERS message is not received or invalid.

U1449 Jeep Code - Implausible ERS Message Recieved Transmission Control Module

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