AutoCodes – Generic – B1525

B1525 Code - Keyless Entry Circuit Short To Battery

Quick Answer

The Body Control Module (BCM) monitors the Keyless Entry. Common causes include Faulty Keyless Entry, Keyless Entry harness is open or shorted, Keyless Entry 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: B1525 indicates Keyless Entry Circuit Short To Battery.
Common causes: Common causes include Faulty Keyless Entry, Keyless Entry harness is open or shorted, Keyless Entry 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 6,872

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 29, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B1525 Description

The Body Control Module (BCM) monitors the Keyless Entry. The BCM sets the OBDII code when the Keyless Entry is not to factory specifications.

OBDII Code B1525 - Keyless Entry Circuit Short To Battery - AutoCodes.com — B1525 Code - Keyless Entry Circuit Short To Battery

What does this mean?

What are the Possible Causes of the DTC B1525?

Faulty Keyless Entry
Keyless Entry harness is open or shorted
Keyless Entry circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B1525?

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 B1525 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 B1525 code?

Need more information on how to fix the B1525 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1525 code diagnosed by a professional: Find a repair shop in your area

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 B1525 Code

1. What are the common symptoms of OBDII code B1525 (Keyless Entry Circuit Short To Battery)?

The common symptoms of B1525 include malfunctioning keyless entry system, inoperative door locks, and illuminated dashboard warning lights.

2. What are the possible causes of OBDII code B1525?

The keyless entry circuit short to battery (B1525) can be caused by damaged wiring, a faulty keyless entry module, or a short circuit in the system.

3. How can I diagnose the OBDII code B1525?

Diagnosing B1525 involves using a scan tool to retrieve the fault code, inspecting the keyless entry system wiring for damage, and testing the keyless entry module for proper functionality.

4. What are the repair options for OBDII code B1525?

Repair options for B1525 include repairing or replacing damaged wiring, replacing the faulty keyless entry module, or addressing any short circuits in the system.

5. Is it safe to continue driving with OBDII code B1525 present?

It is generally safe to drive with B1525, but it is recommended to address the issue promptly to prevent further damage to the keyless entry system.

6. Can I reset the OBDII code B1525 on my own?

Yes, you can attempt to reset the B1525 code using an OBDII scanner, but it is important to diagnose and repair the underlying issue to prevent the code from reoccurring.

7. How much does it typically cost to repair OBDII code B1525?

The cost of repairing B1525 can vary depending on the specific cause of the issue, but it may range from around $100 to $300 for parts and labor.

8. Will disconnecting the battery reset OBDII code B1525?

Disconnecting the battery may temporarily clear the code, but it is not a guaranteed fix. It is best to diagnose the root cause of B1525 and address it directly.

9. Can extreme weather conditions cause OBDII code B1525 to trigger?

Extreme weather conditions can potentially affect the keyless entry system and lead to issues like B1525. It is important to keep the system well-maintained to prevent such problems.

10. Is OBDII code B1525 a common issue in certain vehicle makes and models?

B1525 can be a common issue in vehicles equipped with keyless entry systems, especially in older models where wiring and components may be more prone to wear and damage.