AutoCodes – Generic – U1192

U1192 Code - Lost Communication With Lower Switch Bank

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the Cluster does not receive information from the Lower Switch Bank. Common causes include Faulty Lower Switch Bank, Lower Switch Bank harness is open or shorted, Lower Switch Bank 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: U1192 indicates Lost Communication With Lower Switch Bank.
Common causes: Common causes include Faulty Lower Switch Bank, Lower Switch Bank harness is open or shorted, Lower Switch Bank 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 14,679

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 U1192 Description

The Diagnostic Trouble Code (DTC) sets when the Cluster does not receive information from the Lower Switch Bank.

OBDII Code U1192 - Lost Communication With Lower Switch Bank - AutoCodes.com — U1192 Code - Lost Communication With Lower Switch Bank

What does this mean?

What are the Possible Causes of the DTC U1192?

Faulty Lower Switch Bank
Lower Switch Bank harness is open or shorted
Lower Switch Bank circuit poor electrical connection
Faulty Cluster

How to Fix the DTC U1192?

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 U1192 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.

Need more information about the U1192 code?

Need more information on how to fix the U1192 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1192 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

U1192 Buick — Lost Communications With Theft Deterrent Control Module
U1192 Cadillac — Lost Communications With Theft Deterrent Control Module
U1192 Chevrolet — Lost Communications With Theft Deterrent Control Module
U1192 Chrysler — Lost Communication With Lower Switch Bank
U1192 Dodge — Lost Communication With Lower Switch Bank
U1192 GMC — Lost Communications With Theft Deterrent Control Module
U1192 Jeep — Lost Communication With Lower Switch Bank
U1192 RAM — Lost Communication With Lower Switch Bank

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 U1192 Code

1. What are the common symptoms of OBDII code U1192 (Lost Communication With Lower Switch Bank)?

- Common symptoms include non-functional switches on the lower switch bank, such as power windows, door locks, or other interior controls.

2. What are the possible causes of OBDII code U1192?

- Possible causes include damaged wiring or connectors in the lower switch bank, a faulty switch bank module, or a communication error in the vehicle's network.

3. How can I diagnose the issue related to OBDII code U1192?

- Diagnose by checking the wiring and connectors in the lower switch bank, testing the switch bank module, and using a scan tool to verify communication errors in the vehicle's network.

4. Is it safe to continue driving with OBDII code U1192 present?

- It is generally safe to drive with this code, but it is recommended to address the issue promptly to prevent further electrical problems in the vehicle.

5. Can I reset the OBDII code U1192 myself?

- Yes, you can reset the code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes. However, the code may return if the underlying issue is not fixed.

6. How much does it cost to repair OBDII code U1192?

- The cost of repair can vary depending on the root cause of the issue. It may range from a simple wiring repair to replacing the switch bank module, so it is best to consult a professional for an accurate estimate.

7. Are there any DIY repair tips for fixing OBDII code U1192?

- DIY repair tips include checking for loose or damaged wiring, ensuring proper connections in the switch bank, and testing the functionality of individual switches before replacing any components.

8. Can a bad battery cause OBDII code U1192 to appear?

- A weak or failing battery can sometimes cause communication issues in the vehicle's network, which may trigger code U1192. It is recommended to check the battery's condition as part of the diagnostic process.

9. Will OBDII code U1192 affect the vehicle's performance?

- This code is more related to electrical communication issues and is unlikely to directly impact the vehicle's performance. However, it can lead to inconvenience if interior switches stop working properly.

10. Is it necessary to visit a mechanic for OBDII code U1192, or can I fix it myself?

- Depending on your knowledge and experience with automotive electrical systems, you may be able to diagnose and fix the issue yourself. However, if you are unsure or the problem persists, it is advisable to seek professional help to ensure proper repair and avoid further complications.