Engine-Codes - Jeep - U1140 JEEP

U1140 JEEP - Lost Communication With Active Exhaust Valve 2

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

U1140 JEEP Possible Causes

  • Faulty Active Exhaust Valve Actuator
  • Active Exhaust Valve Actuator harness is open or shorted
  • Active Exhaust Valve Actuator circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How is the U1140 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 U1140 JEEP code

Labor: 1.0

The cost to diagnose the U1140 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)

U1140 JEEP Meaning

The Diagnostic Trouble Code (DTC) sets when the Powertrain Control Module (PCM) detects loss of Local Interconnect Network (LIN) communication for more than 2.6 seconds.

More Information

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