AutoCodes.com | All About OBDII Engine Codes
AutoCodes - Jeep - U1403 Jeep

U1403 Jeep Code - Implausible Fuel Level Signal Received

- Code Popularity: 11,757 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
Table of contents
Share on Facebook   Share on Twitter   Share on Linkedin

What are the Possible Causes of the DTC U1403 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 Powertrain Control Module (PCM)
  • Powertrain Control Module harness is open or shorted
  • Powertrain Control Module circuit poor electrical connection
  • Faulty Body Control Module (BCM)
⚠ Does your Jeep have Safety Recalls? → Check here

How to Fix the DTC U1403 Jeep?

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.

Search for U1403 Jeep Questions and Answers: Search here →

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U1403 Jeep 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?

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

Code U1403 Jeep Description

The Fuel Level Sensor signal is a direct input to the Body Control Module (BCM). The BCM transmits the fuel level message to the Powertrain Control Module (PCM) over the Controller Area Network (CAN) C bus. The Diagnostic Trouble Code (DTC) sets when the fuel level message that the Powertrain Control Module (PCM) is receiving is implausible. The circuit is continuously monitored.

OBDII Code U1403 Jeep - Implausible Fuel Level Signal Received - AutoCodes.com
U1403 Jeep Code - Implausible Fuel Level Signal Received

Need More Information on the Code?

Need more information on how to fix the U1403 Jeep code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1403 Jeep code diagnosed by a professional: Find a repair shop in your area

Code U1403 Jeep comments

Help us improve AutoCodes.com. Leave a comment below or tell us if the information above helps you fix the code. What are the symptoms on your vehicle for the U1403 Jeep code? Have you replaced any parts?
Any information is appreciated. Thanks