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U147E Jeep Code - Implausible Data Received From Left Blind Spot Sensor

Quick Answer

The U147E diagnostic trouble code (DTC) in Jeep vehicles indicates that the vehicle's onboard computer has detected an implausible data signal from the left blind spot sensor. Common causes include Damaged or faulty left blind spot sensor, Corrosion or loose connections in the sensor wiring harness, Software glitches in the control module. 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
U147E Jeep indicates Implausible Data Received From Left Blind Spot Sensor.
Common causes
Common causes include Damaged or faulty left blind spot sensor, Corrosion or loose connections in the sensor wiring harness, Software glitches in the control module.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code U147E Jeep Description

The U147E diagnostic trouble code (DTC) in Jeep vehicles indicates that the vehicle's onboard computer has detected an implausible data signal from the left blind spot sensor. Blind spot sensors are part of the vehicle's advanced driver-assistance systems (ADAS) that help drivers detect vehicles in their blind spots, thereby enhancing safety on the road. When the left blind spot sensor sends unreliable or contradictory data to the vehicle's control module, it can result in erroneous warnings or failure of the blind spot monitoring system.

OBDII Code U147E Jeep - Implausible Data Received From Left Blind Spot Sensor
U147E Jeep Code - Implausible Data Received From Left Blind Spot Sensor

Common Causes of U147E Jeep

  1. Damaged or faulty left blind spot sensor.
  2. Corrosion or loose connections in the sensor wiring harness.
  3. Software glitches in the control module.
  4. Electronic communication errors between the sensor and the control module.
  5. Faulty control module components.

Symptoms of U147E Jeep

  1. Malfunction indicator light (MIL) or check engine light illuminated on the dashboard.
  2. Inaccurate or inconsistent blind spot warnings on the driver's display.
  3. Loss of functionality in the left blind spot monitoring system.
  4. Audible alerts or warnings triggered without any visible obstacles in the blind spot.

How to Fix U147E Jeep

  1. Perform a diagnostic scan with a professional automotive scanner to retrieve the exact fault codes and pinpoint the issue.
  2. Inspect the left blind spot sensor for physical damage, corrosion, or loose connections. Replace the sensor if necessary.
  3. Check the wiring harness for any signs of damage, corrosion, or loose connections. Repair or replace the wiring as needed.
  4. Update the control module software to the latest version to address any software glitches.
  5. Test the blind spot monitoring system to ensure proper functionality after repairs.

Cost to Fix U147E Jeep

The typical repair costs for addressing the U147E code in a Jeep vehicle can vary depending on the specific cause of the issue and the parts or components that require replacement. In general, replacing a blind spot sensor can cost between $150 and $400, while addressing wiring harness issues may range from $100 to $300. Labor costs can add an additional $80 to $150 per hour, and the total repair cost can range from $300 to $800 or more. It's advisable to consult with a trusted auto repair shop for a precise estimate based on the vehicle's make and model, as well as the extent of the repairs needed.

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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 U147E Jeep Code

1. What are common symptoms of the OBDII code U147E in a Jeep related to the left blind spot sensor?

The common symptoms include malfunctioning left blind spot detection, inaccurate alerts, and potentially disabled safety features.

2. What could cause the U147E code to be triggered in a Jeep's left blind spot sensor?

Potential causes include damaged wiring, a faulty sensor, sensor misalignment, or electronic control module issues.

3. How can I diagnose the issue triggering the U147E code in my Jeep's left blind spot sensor?

Diagnosis typically involves inspecting the sensor and wiring for damage, checking sensor alignment, and using a diagnostic tool to read the code and sensor data.

4. What are some repair tips for addressing the U147E code related to the left blind spot sensor in a Jeep?

Repair options may include repairing or replacing damaged wiring, realigning the sensor, replacing the sensor itself, or addressing any electronic control module issues.

5. Can I reset the U147E code related to the left blind spot sensor in my Jeep without fixing the underlying issue?

While you can clear the code temporarily, it is essential to address the root cause to ensure proper functioning of the left blind spot sensor and related safety features.

6. Is it safe to drive my Jeep with the U147E code related to the left blind spot sensor illuminated?

It is not recommended to drive your Jeep with this code active, as it may affect the accuracy of the blind spot detection system and compromise safety.

7. Are there any recalls or service bulletins related to the U147E code in Jeep vehicles?

It is advisable to check with a Jeep dealership or the manufacturer for any recalls or service bulletins addressing the U147E code in the left blind spot sensor.

8. How much can I expect to spend on repairs for the U147E code in my Jeep's left blind spot sensor?

Repair costs can vary depending on the specific issue, but it is advisable to consult a mechanic or dealership for an accurate estimate based on diagnostics.

9. Can extreme weather conditions affect the triggering of the U147E code in a Jeep's left blind spot sensor?

Extreme weather conditions, such as heavy rain or extreme temperatures, can potentially impact the functioning of the sensor and contribute to triggering the U147E code.

10. Is it possible to prevent the U147E code related to the left blind spot sensor in a Jeep?

Regular maintenance, keeping the sensor clean and free of debris, and addressing any issues promptly can help prevent the U147E code from being triggered in the left blind spot sensor.

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