AutoCodesGeneric – B252E:04

B252E:04 Code - Child Security Lock Switch Indicator Circuit Open

Quick Answer

The Body Control Module (BCM) will provide a ground for the child door lock indicator control circuit when the BCM receives a child door lockout command. Common causes include Faulty Child Security Lock Switch Indicator, Child Security Lock Switch Indicator harness is open or shorted, Child Security Lock Switch Indicator 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
B252E:04 indicates Child Security Lock Switch Indicator Circuit Open.
Common causes
Common causes include Faulty Child Security Lock Switch Indicator, Child Security Lock Switch Indicator harness is open or shorted, Child Security Lock Switch Indicator 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 142
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on May 24, 2023
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Code B252E:04 Description

The Body Control Module (BCM) will provide a ground for the child door lock indicator control circuit when the BCM receives a child door lockout command. The indicator will illuminate to indicate that the interior rear door handles have been disabled. The Diagnostic Trouble Code (DTC) will be set when the BCM detects an open in the Child Security Lock Switch Indicator Circuit for greater than 60 s.
OBDII Code B252E:04 - Child Security Lock Switch Indicator Circuit Open - AutoCodes.com
B252E:04 Code - Child Security Lock Switch Indicator Circuit Open

What are the Possible Causes of the DTC B252E:04?

  • Faulty Child Security Lock Switch Indicator
  • Child Security Lock Switch Indicator harness is open or shorted
  • Child Security Lock Switch Indicator circuit poor electrical connection
  • Faulty Body Control Module (BCM)

How to Fix the DTC B252E:04?

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 B252E:04 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 B252E:04 Code

1. What does the OBDII code B252E:04 mean?

The code B252E:04 indicates an open circuit issue in the Child Security Lock Switch Indicator Circuit, which affects the vehicle's ability to display the status of the child safety lock system.

2. What are the common symptoms of code B252E:04?

Common symptoms include the child lock indicator light not illuminating, the child lock system not engaging properly, or the indicator flickering intermittently.

3. What causes code B252E:04 to appear?

This code can be caused by a faulty child security lock switch, damaged wiring or connectors in the indicator circuit, or a malfunctioning control module.

4. Can I still drive my car with the B252E:04 code?

Yes, you can drive your car, but the child safety lock system may not function correctly, potentially compromising passenger safety.

5. How is the B252E:04 code diagnosed?

A technician will inspect the child lock switch, check the wiring and connectors for damage, and use a diagnostic tool to confirm the circuit fault.

6. What repairs are needed to fix code B252E:04?

Repairs may include replacing the child security lock switch, repairing or replacing damaged wiring, or reprogramming or replacing the control module if necessary.

7. How much does it cost to fix the B252E:04 code?

Repair costs vary but typically range from $50 to $200, depending on whether the issue is with the switch, wiring, or control module.

8. Can I fix the B252E:04 code myself?

If you’re experienced with automotive electrical systems, you can inspect and repair damaged wiring or connectors. Otherwise, it's best to consult a professional.

9. What tools are needed to diagnose and repair code B252E:04?

Tools include a diagnostic scanner, a multimeter for testing voltage and continuity, and basic hand tools for accessing the switch and wiring.

10. Will clearing the code fix the B252E:04 issue?

Clearing the code might temporarily remove the warning, but the underlying issue must be addressed to prevent the code from returning.

Discuss the causes and fixes for B252E:04 OBDII Code

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