AutoCodes – Generic – U1282

U1282 Code - Lost Communication With MICU

Quick Answer

The Diagnostic Trouble Code (DTC) sets when a communication malfunction was detected between the Automatic Lighting Control Unit and the under-dash fuse/relay box. Common causes include Faulty Automatic Lighting Control Unit, Automatic Lighting Control Unit harness is open or shorted, Automatic Lighting Control Unit 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: U1282 indicates Lost Communication With MICU.
Common causes: Common causes include Faulty Automatic Lighting Control Unit, Automatic Lighting Control Unit harness is open or shorted, Automatic Lighting Control Unit 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 1,184

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 May 10, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code U1282 Description

The Diagnostic Trouble Code (DTC) sets when a communication malfunction was detected between the Automatic Lighting Control Unit and the under-dash fuse/relay box. Multiplex Integrated Control Unit (MICU)

OBDII Code U1282 - Lost Communication With MICU - AutoCodes.com — U1282 Code - Lost Communication With MICU

What does this mean?

What are the Possible Causes of the DTC U1282?

Faulty Automatic Lighting Control Unit
Automatic Lighting Control Unit harness is open or shorted
Automatic Lighting Control Unit circuit poor electrical connection

How to Fix the DTC U1282?

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 U1282 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 U1282 code?

Need more information on how to fix the U1282 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the U1282 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

U1282 Acura — Lost Communication With MICU
U1282 Honda — Lost Communication With MICU

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 U1282 Code

1. What are common symptoms of OBDII code U1282 (Lost Communication With MICU)?

- Common symptoms include non-functioning interior lights, issues with power windows, and malfunctioning door locks.

2. What does the OBDII code U1282 indicate?

- The code U1282 indicates a communication error between the vehicle's onboard computer system and the MICU (Multiplex Integrated Control Unit).

3. What are possible causes of the U1282 code?

- Possible causes include a faulty MICU, damaged wiring or connectors, a blown fuse, or a software issue within the vehicle's control modules.

4. How can I diagnose the U1282 code?

- Diagnosing the U1282 code involves using a diagnostic scanner to retrieve the code, checking the MICU and related components for physical damage, and inspecting the wiring for any issues.

5. Can I drive my vehicle with the U1282 code present?

- It is not recommended to drive the vehicle with the U1282 code present, as it may affect crucial electrical functions such as interior lighting and power windows.

6. How can I repair the U1282 code?

- Repairing the U1282 code may involve replacing the faulty MICU, repairing damaged wiring or connectors, checking and replacing blown fuses, and clearing the error code with a diagnostic scanner.

7. Is it possible to reset the U1282 code without fixing the underlying issue?

- While you can clear the code temporarily, it is essential to address the underlying issue causing the U1282 code to prevent it from reoccurring.

8. Can a DIY enthusiast fix the U1282 code at home?

- Depending on the level of expertise and access to tools, a DIY enthusiast may be able to address the U1282 code by checking wiring connections, fuses, and possibly replacing the MICU.

9. How much does it typically cost to repair the U1282 code at a mechanic or dealership?

- The cost of repairing the U1282 code can vary depending on the specific issue, but it may range from $100 to $500 or more, including parts and labor.

10. Are there any preventive measures to avoid the U1282 code in the future?

- Regularly checking the vehicle's electrical system, keeping wiring connections secure, and promptly addressing any issues with interior lighting or power functions can help prevent the U1282 code from occurring.