Engine-Codes - Fiat - U11E4 Fiat

U11E4 Fiat Code - CAN Communication Message Missing

- Code Popularity: 600 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
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What are the Possible Causes of the DTC U11E4 Fiat?

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 Body Control Module (BCM)
  • Faulty Powertrain Control Module (PCM)
  • Faulty Transmission Control Module (TCM)
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How to Fix the DTC U11E4 Fiat?

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 U11E4 Fiat 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 U11E4 Fiat Code Mean?

The purpose of the diagnostic is to monitor the Controller Area Network (CAN) BUS, the transmitted messages on the CAN BUS and the validity of the CAN signals. Several control units are connected to the CAN bus which send their messages cyclically in a defined time window. The messages contain multiple signals representing vehicle information. The Diagnostic Trouble Code (DTC) sets when the received Data Length Code (DLC) is smaller than the specified length of the message or the content of the message was changed during Transmission.

U11E4 Fiat Code - CAN Communication Message Missing

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