AutoCodes – RAM – U11AD RAM

U11AD RAM Code - Lost Communication With Left Side Satellite Impact Sensor 4

Quick Answer

The impact sensors perform their own self test using power supplied by the Occupant Restraint Controller (ORC) then communicate this status back to the ORC with periodic updates. Common causes include Faulty Left Side Satellite Impact Sensor 4, Left Side Satellite Impact Sensor 4 harness is open or shorted, Left Side Satellite Impact Sensor 4 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: U11AD RAM indicates Lost Communication With Left Side Satellite Impact Sensor 4.
Common causes: Common causes include Faulty Left Side Satellite Impact Sensor 4, Left Side Satellite Impact Sensor 4 harness is open or shorted, Left Side Satellite Impact Sensor 4 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 757

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 26, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U11AD RAM Description

The impact sensors perform their own self test using power supplied by the Occupant Restraint Controller (ORC) then communicate this status back to the ORC with periodic updates. The repair of this fault condition involves verifying the integrity of the wiring between the ORC and the sensor. This code will set, if the ORC and the Left Side Impact Sensor 4 do not establish and maintain valid data communications. The Diagnostic Trouble Code (DTC) will become Active after the fault has set for 2 to 3 seconds. The DTC will go to Stored after the ORC to Left Side Impact Sensor 4 communication has recovered for 2.5 seconds.

OBDII Code U11AD RAM - Lost Communication With Left Side Satellite Impact Sensor 4 - AutoCodes.com — U11AD RAM Code - Lost Communication With Left Side Satellite Impact Sensor 4

What does this mean?

What are the Possible Causes of the DTC U11AD RAM?

Faulty Left Side Satellite Impact Sensor 4
Left Side Satellite Impact Sensor 4 harness is open or shorted
Left Side Satellite Impact Sensor 4 circuit poor electrical connection
Faulty Occupant Restraint Controller (ORC)

How to Fix the DTC U11AD RAM?

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 U11AD RAM 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 U11AD RAM Code

1. What are the common symptoms of OBDII code U11AD RAM - Lost Communication With Left Side Satellite Impact Sensor 4?

- Common symptoms include the airbag warning light illuminating on the dashboard, loss of communication with the left side impact sensor, and potential airbag system malfunctions.

2. What are the possible causes of the U11AD RAM code?

- Possible causes include damaged wiring or connectors leading to the left side impact sensor, a faulty impact sensor itself, or issues with the airbag control module.

3. How can I diagnose the U11AD RAM code related to the left side impact sensor?

- Diagnose the issue by inspecting the wiring and connectors for damage, checking for loose connections, and using a diagnostic scanner to communicate with the impact sensor and airbag control module.

4. Can I continue driving my vehicle with the U11AD RAM code present?

- It is not recommended to drive the vehicle with the U11AD RAM code, as it may indicate a malfunction in the airbag system, compromising safety in the event of a collision.

5. How can I repair the U11AD RAM code related to the left side impact sensor?

- Repair options include repairing or replacing damaged wiring and connectors, replacing the left side impact sensor if faulty, or reprogramming the airbag control module if necessary.

6. Will resetting the OBDII code U11AD RAM make the issue go away?

- Resetting the code may temporarily clear the warning light, but if the underlying issue causing the code remains unresolved, the code is likely to return.

7. Do I need a professional mechanic to fix the U11AD RAM code?

- While it is possible to diagnose and repair the issue yourself if you have the necessary tools and expertise, it is recommended to consult a professional mechanic for accurate diagnosis and safe repairs.

8. How much does it typically cost to repair the U11AD RAM code related to the left side impact sensor?

- The cost of repair can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

9. Can weather conditions affect the occurrence of the U11AD RAM code?

- Extreme weather conditions, such as excessive heat or moisture, can potentially damage wiring and connectors leading to the impact sensor, contributing to the occurrence of the U11AD RAM code.

10. Is it safe to ignore the U11AD RAM code and not address the issue?

- Ignoring the U11AD RAM code related to the left side impact sensor can compromise the functionality of the airbag system, posing a safety risk in the event of a collision. It is important to address the issue promptly.