AutoCodes – Generic – B3883:04

B3883:04 Code - License Plate Lamp Circuit Open

Quick Answer

When the headlamp switch is placed in the HEAD or PARK position, the ground is applied to the park lamp switch ON signal circuit to the Body Control Module (BCM). Common causes include Faulty License Plate Lamp, License Plate Lamp harness is open or shorted, License Plate Lamp circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means: B3883:04 indicates License Plate Lamp Circuit Open.
Common causes: Common causes include Faulty License Plate Lamp, License Plate Lamp harness is open or shorted, License Plate Lamp circuit poor electrical connection.
Severity: Low - monitor the vehicle and repair when practical.
Can I drive?: The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

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Code Popularity 1,213

How popular is this code, among other codes? Low

Repair Importance Level

Low (Monitor) (1 / 3)

Repair Difficulty Level

Basic DIY (1 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jun 14, 2023

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B3883:04 Description

When the headlamp switch is placed in the HEAD or PARK position, the ground is applied to the park lamp switch ON signal circuit to the Body Control Module (BCM). The BCM responds by applying a voltage to the park lamps, tail lamps, and license lamps control circuits illuminating the park, tail, and license lamps. The Diagnostic Trouble Code (DTC) sets when the BCM detects an open/high resistance in the license lamps control circuit.

OBDII Code B3883:04 - License Plate Lamp Circuit Open - AutoCodes.com — B3883:04 Code - License Plate Lamp Circuit Open

What does this mean?

What are the Possible Causes of the DTC B3883:04?

Faulty License Plate Lamp
License Plate Lamp harness is open or shorted
License Plate Lamp circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B3883:04?

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 does this mean?

Code Tech Notes

B3883:01 License Plate Lamp Circuit Short to Battery
B3883:02 License Plate Lamp Circuit Short to Ground
B3883:04 License Plate Lamp Circuit Open

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B3883:04 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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Need Help with the Code?

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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 B3883:04 Code

1. What are common symptoms of OBDII code B3883:04 (License Plate Lamp Circuit Open)?

The common symptoms of this code include the license plate lamps not functioning properly or not illuminating at all.

2. What are the possible causes of the B3883:04 code (License Plate Lamp Circuit Open)?

The code may be triggered by a faulty license plate lamp bulb, a damaged wiring harness, a blown fuse, or a malfunctioning lamp circuit.

3. How can I diagnose the License Plate Lamp Circuit Open issue associated with code B3883:04?

You can start by visually inspecting the license plate lamps and their wiring for any visible damage. Checking the fuse related to the license plate lamps is also recommended.

4. Can a loose connection cause the B3883:04 code (License Plate Lamp Circuit Open)?

Yes, a loose or poor connection in the license plate lamp circuit can trigger this code. Ensure all connections are secure and free of corrosion.

5. How can I repair the B3883:04 code (License Plate Lamp Circuit Open)?

To repair this code, you may need to replace the faulty license plate lamp bulb, repair or replace damaged wiring, or fix any issues with the lamp circuit.

6. Is it safe to continue driving with the B3883:04 code (License Plate Lamp Circuit Open)?

While driving with this code may not directly affect vehicle performance, it's important to address the underlying issue as soon as possible to ensure proper illumination of the license plate for safety and legal reasons.

7. Can extreme weather conditions cause the B3883:04 code (License Plate Lamp Circuit Open)?

Extreme weather conditions, such as moisture or corrosion, can potentially lead to issues in the license plate lamp circuit, triggering the B3883:04 code.

8. Will resetting the OBDII system clear the B3883:04 code (License Plate Lamp Circuit Open)?

Resetting the OBDII system may temporarily clear the code, but it will likely reappear if the underlying issue with the license plate lamp circuit is not addressed.

9. Can a damaged license plate lamp housing cause the B3883:04 code (License Plate Lamp Circuit Open)?

Yes, a damaged or improperly installed license plate lamp housing can lead to circuit issues and trigger the B3883:04 code.

10. How can I prevent the recurrence of the B3883:04 code (License Plate Lamp Circuit Open)?

Regularly inspecting and maintaining the license plate lamps, wiring, and connections can help prevent the reoccurrence of the B3883:04 code associated with a license plate lamp circuit open.