AutoCodes – Generic – B1582

B1582 Code - Dim Panel Increase Input Circuit Short To Ground

Quick Answer

The Body Control Module (BCM) monitors the Dim Panel Switch. Common causes include Faulty Dim Panel Switch, Dim Panel Switch harness is open or shorted, Dim Panel Switch 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: B1582 indicates Dim Panel Increase Input Circuit Short To Ground.
Common causes: Common causes include Faulty Dim Panel Switch, Dim Panel Switch harness is open or shorted, Dim Panel Switch 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 10,978

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 05, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1582 Description

The Body Control Module (BCM) monitors the Dim Panel Switch. The BCM sets the OBDII code when the Dim Panel Switch is not to factory specifications.

OBDII Code B1582 - Dim Panel Increase Input Circuit Short To Ground - AutoCodes.com — B1582 Code - Dim Panel Increase Input Circuit Short To Ground

What does this mean?

What are the Possible Causes of the DTC B1582?

Faulty Dim Panel Switch
Dim Panel Switch harness is open or shorted
Dim Panel Switch circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1582?

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 B1582 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 B1582 code?

Need more information on how to fix the B1582 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1582 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B1582 Lexus — Map Disc Reading Malfunction
B1582 Toyota — Map Disc Reading Malfunction

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 B1582 Code

1. What are the common symptoms of OBDII code B1582 (Dim Panel Increase Input Circuit Short To Ground)?

- Common symptoms include dim or non-functional panel lighting, flickering dashboard lights, and potential issues with other vehicle lighting systems.

2. What are the possible causes of OBDII code B1582?

- The code B1582 can be caused by a short circuit to ground in the dim panel increase input circuit, faulty wiring or connectors, or a malfunctioning control module.

3. How can I diagnose the OBDII code B1582?

- Diagnosing code B1582 involves inspecting the dim panel increase input circuit for any visible damage, testing the wiring and connectors for continuity, and using a multimeter to check for shorts to ground.

4. What are the repair options for OBDII code B1582?

- Repair options for code B1582 may include repairing or replacing damaged wiring or connectors, resetting the control module, or replacing the dim panel increase input circuit components as necessary.

5. Can I drive my vehicle with OBDII code B1582?

- It is generally not recommended to drive your vehicle with unresolved OBDII code B1582, as it can lead to potential safety hazards due to dim or malfunctioning panel lighting affecting visibility.

6. How do I reset OBDII code B1582 after making repairs?

- After making the necessary repairs to address code B1582, you can reset the code using an OBDII scanner or by disconnecting the vehicle's battery for a few minutes to clear the error code.

7. Are there any preventive measures to avoid OBDII code B1582 in the future?

- To prevent OBDII code B1582, regular vehicle maintenance, inspection of electrical components, and addressing any lighting issues promptly can help avoid potential circuit shorts and related problems.

8. Can a DIY enthusiast fix OBDII code B1582?

- Depending on your level of automotive repair knowledge and experience, DIY enthusiasts may be able to diagnose and repair OBDII code B1582 by following diagnostic procedures and consulting repair guides.

9. How long does it typically take to fix OBDII code B1582?

- The time to fix OBDII code B1582 can vary depending on the exact cause of the issue, the availability of replacement parts, and your repair skills, but it can range from a few hours to a day in some cases.

10. Will OBDII code B1582 cause my vehicle to fail an emissions test?

- OBDII code B1582 related to dim panel lighting is unlikely to cause your vehicle to fail an emissions test, but it is essential to address the issue for safety and proper vehicle operation.