AutoCodes – Lincoln – U059E Lincoln

U059E Lincoln Code - Invalid Data Received From NOX Sensor 'A'

Quick Answer

The Nitrogen Oxide (NOx) sensor measures the amount of nitric oxide and nitrogen oxide in the exhaust system. Common causes include Faulty Nitrogen Oxide (NOx) Sensor, Nitrogen Oxide (NOx) Sensor harness is open or shorted, Nitrogen Oxide (NOx) Sensor circuit poor electrical connection. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means: U059E Lincoln indicates Invalid Data Received From NOX Sensor 'A'.
Common causes: Common causes include Faulty Nitrogen Oxide (NOx) Sensor, Nitrogen Oxide (NOx) Sensor harness is open or shorted, Nitrogen Oxide (NOx) Sensor circuit poor electrical connection.
Severity: High - diagnose this code as soon as possible.
Can I drive?: Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

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Code Popularity 534

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Apr 14, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U059E Lincoln Description

The Nitrogen Oxide (NOx) sensor measures the amount of nitric oxide and nitrogen oxide in the exhaust system. When the NOx sensor indicates that the storage capacity has been reached, the regeneration phase is initiated by the fueling management system. The Powertrain Control Module (PCM) monitors the NOx sensor and sets the code when the NOx sensor circuit voltage reading is not within the normal operating threshold for a specific engine bank.

OBDII Code U059E Lincoln - Invalid Data Received From NOX Sensor 'A' - AutoCodes.com — U059E Lincoln Code - Invalid Data Received From NOX Sensor 'A'

What does this mean?

What are the Possible Causes of the DTC U059E Lincoln?

Faulty Nitrogen Oxide (NOx) Sensor
Nitrogen Oxide (NOx) Sensor harness is open or shorted
Nitrogen Oxide (NOx) Sensor circuit poor electrical connection

How to Fix the DTC U059E Lincoln?

Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the U059E Lincoln code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about U059E Lincoln Code

1. What does the OBDII code U059E indicate on a Lincoln vehicle?

The OBDII code U059E indicates that there is an issue with the data received from the NOx (Nitrogen Oxide) Sensor 'A', signaling that the data is invalid or incorrect.

2. What symptoms might I notice if my Lincoln has the U059E code?

Symptoms can include a check engine light, reduced fuel efficiency, and potentially higher emissions. In some cases, the vehicle might enter a failsafe mode to prevent damage to the engine.

3. What could cause the U059E code to appear on my Lincoln?

Common causes include a faulty NOx sensor, wiring issues such as shorts or corroded connectors, or problems with the Engine Control Module (ECM) that processes the sensor's data.

4. How can I fix the U059E code on my Lincoln?

Repairing the U059E code involves inspecting and possibly replacing the NOx sensor, repairing any damaged wiring or connectors, and checking the ECM for faults. It's often recommended to consult with a professional mechanic for accurate diagnostics and repair.

5. Is it safe to drive my Lincoln with the U059E code?

While you might be able to drive the vehicle, it's not advisable as it can lead to increased emissions and potentially more serious engine problems. It's best to address the issue as soon as possible.

6. How do I diagnose the U059E code on my Lincoln?

Diagnosis should start with a scan tool to confirm the presence of the U059E code, followed by a visual inspection of the NOx sensor and its associated wiring. Further diagnostics might include checking the sensor's output with a multimeter and testing the ECM for functionality.

7. What tools are required to diagnose the U059E code?

Necessary tools may include an OBDII scanner, a multimeter for electrical testing, and basic hand tools for accessing the sensor and wiring.

8. Can a faulty NOx sensor affect the performance of my Lincoln?

Yes, a faulty NOx sensor can affect the engine's performance by disrupting the air-fuel ratio, leading to poor combustion, reduced power, and decreased fuel efficiency.

9. What is the role of the NOx sensor in a Lincoln vehicle?

The NOx sensor measures the level of nitrogen oxide emissions in the exhaust gases to help the vehicle's control systems adjust and control the amount of fuel being burned, thereby managing emissions and maintaining performance.

10. How often should the NOx sensor be replaced on a Lincoln?

The NOx sensor does not have a specific replacement interval, but it should be inspected regularly and replaced as needed based on diagnostics and vehicle performance.