Engine-Codes - Jeep - U1003 JEEP

U1003 JEEP - Controller Area Network Bus Performance

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

U1003 JEEP Possible Causes

  • Faulty Anti-lock Brake System (ABS) Module
  • Anti-lock Brake System (ABS) Module harness is open or shorted
  • Anti-lock Brake System (ABS) Module circuit poor electrical connection

How is the U1003 JEEP 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 U1003 JEEP code

Labor: 1.0

The cost to diagnose the U1003 JEEP 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)

U1003 JEEP Meaning

The Diagnostic Trouble Code (DTC) sets if the Anti-lock Brake System (ABS) Module fails to receive bus messages from the Dynamic Sensor for approximately 150 ms.

More Information

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