Engine-Codes - Mercury - U05A0 Mercury

U05A0 Mercury Code - Invalid Data Received From Evaporative Emission System Leak Detection Control Module

- Code Popularity: 1,123 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC U05A0 Mercury?

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 Evaporative Emission System Leak Detection Control Module
  • Evaporative Emission System Leak Detection Control Module harness is open or shorted
  • Evaporative Emission System Leak Detection Control Module circuit poor electrical connection

Code Tech Notes

Check for other Powertrain Control Module (PCM) codes or PCM related symptoms. Diagnose all other PCM codes or PCM related symptoms first.

⚠ Does your Mercury have Safety Recalls? → Check here

How to Fix the DTC U05A0 Mercury?

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 U05A0 Mercury 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 U05A0 Mercury Code Mean?

The Diagnostic Trouble Code (DTC) will set when a network concerns occur during module-to-module communication.
- Invalid data network concerns are set when data is transferred within the normal inter-module message but contains known invalid data. The transmitting module logs a DTC related to the invalid data concern.
- Missing message network concerns are set when missing message concerns are logged by the module upon failure to receive a message from another module within a defined retry period.

U05A0 Mercury Code - Invalid Data Received From Evaporative Emission System Leak Detection Control Module

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