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Engine-Codes – Dodge – B16E7 Dodge

B16E7 Dodge Code - License Plate Lamp Control Circuit

Quick Answer

The B16E7 diagnostic trouble code (DTC) for Dodge vehicles refers to an issue with the License Plate Lamp Control Circuit. Common causes include Faulty license plate lamp bulb, Wiring issues such as shorts or open circuits, Blown fuse related to the license plate lamp circuit. 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
B16E7 Dodge indicates License Plate Lamp Control Circuit.
Common causes
Common causes include Faulty license plate lamp bulb, Wiring issues such as shorts or open circuits, Blown fuse related to the license plate lamp circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 05, 2024
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Code B16E7 Dodge Description

The B16E7 diagnostic trouble code (DTC) for Dodge vehicles refers to an issue with the License Plate Lamp Control Circuit. This code is triggered when the vehicle's onboard computer detects a malfunction in the circuit responsible for controlling the license plate lamp. The license plate lamp is an essential component of the vehicle's lighting system, providing illumination for the license plate to ensure visibility in low-light conditions and comply with legal requirements.

OBDII Code B16E7 Dodge - License Plate Lamp Control Circuit
B16E7 Dodge Code - License Plate Lamp Control Circuit

Common Causes of B16E7 Dodge

  1. Faulty license plate lamp bulb
  2. Wiring issues such as shorts or open circuits
  3. Blown fuse related to the license plate lamp circuit
  4. Malfunctioning control module responsible for managing the license plate lamp
  5. Corrosion or damage to the electrical connectors in the circuit

Symptoms of B16E7 Dodge

  1. License plate lamp not illuminating
  2. Warning light on the dashboard indicating a lighting issue
  3. Flickering or intermittent operation of the license plate lamp
  4. Inconsistent brightness of the license plate lamp
  5. Vehicle failing state inspections due to non-functional license plate lamp

How to Fix B16E7 Dodge

  1. Begin by visually inspecting the license plate lamp bulb for any signs of damage or wear. Replace the bulb if necessary.
  2. Check the wiring harness connected to the license plate lamp for any visible damage, corrosion, or loose connections. Repair or replace as needed.
  3. Inspect the fuse related to the license plate lamp circuit and replace if blown.
  4. Use a multimeter to test the voltage at the connectors in the circuit to ensure proper power supply.
  5. If the issue persists, consider checking the control module for any faults and replacing it if necessary.

Cost to Fix B16E7 Dodge

The cost for repairing the License Plate Lamp Control Circuit issue can vary depending on the specific cause of the problem and the labor rates in your area. Generally, the cost can range from $50 to $200 for parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can fluctuate, so it's recommended to obtain quotes from different shops for a more accurate estimate.

What does this mean?

Tech Notes for B16E7 Dodge

B16E7-11 LICENSE PLATE LAMP CONTROL CIRCUIT SHORT TO GROUND
B16E7-15 LICENSE PLATE LAMP CONTROL CIRCUIT SHORT TO BATTERY OR OPEN

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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 B16E7 Dodge Code

1. What are the common symptoms of OBDII code B16E7 Dodge related to the License Plate Lamp Control Circuit?

The common symptoms include a malfunctioning license plate lamp, dim or flickering light, or a warning light on the dashboard.

2. What are the possible causes of OBDII code B16E7 Dodge for the License Plate Lamp Control Circuit issue?

Possible causes include a faulty license plate lamp bulb, damaged wiring or connectors, a blown fuse, or a malfunctioning control module.

3. How can I diagnose the OBDII code B16E7 Dodge License Plate Lamp Control Circuit problem?

You can start by visually inspecting the license plate lamp, checking the wiring and connectors for damage, testing the bulb, and using a multimeter to check for voltage at different points in the circuit.

4. Can I repair the OBDII code B16E7 Dodge License Plate Lamp Control Circuit issue myself?

Depending on your experience and tools, you may be able to replace the license plate lamp bulb, repair damaged wiring, or replace a blown fuse. However, more complex issues may require professional diagnosis and repair.

5. Is it safe to continue driving with the OBDII code B16E7 Dodge related to the License Plate Lamp Control Circuit illuminated?

While the car may still be safe to drive, it is essential to address the issue promptly to ensure proper illumination of the license plate for legal and safety reasons.

6. How much does it typically cost to repair the OBDII code B16E7 Dodge License Plate Lamp Control Circuit problem?

The cost can vary depending on the specific cause of the issue, but it could range from a simple bulb replacement costing a few dollars to more extensive repairs involving wiring or control module replacement, which could cost more.

7. Will resetting the OBDII code B16E7 Dodge License Plate Lamp Control Circuit issue make it go away permanently?

Resetting the code may temporarily turn off the warning light, but if the underlying issue causing the code is not fixed, the problem will likely reoccur, and the code will reappear.

8. Can extreme weather conditions affect the OBDII code B16E7 Dodge License Plate Lamp Control Circuit?

Extreme weather conditions such as heavy rain, snow, or extreme heat can potentially cause damage to the license plate lamp, wiring, or connectors, leading to the code B16E7.

9. Are there any preventive maintenance tips to avoid the OBDII code B16E7 Dodge License Plate Lamp Control Circuit issue?

Regularly inspecting and cleaning the license plate lamp, checking the wiring for damage, and replacing bulbs proactively can help prevent the occurrence of the B16E7 code.

10. How long does it typically take to repair the OBDII code B16E7 Dodge License Plate Lamp Control Circuit problem?

The repair time can vary based on the cause of the issue and the complexity of the repair. Simple fixes like bulb replacement can be done quickly, while more extensive repairs may take longer, potentially requiring a few hours or more.

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