AutoCodes – Jeep – B16E7 Jeep

B16E7 Jeep Code - License Plate Lamp Control Circuit

Quick Answer

The Body Control Module (BCM) receives the input from the headlamp switch requesting lamp illumination. Common causes include Faulty License Plate Lamp, License Plate Lamp harness is open or shorted, License Plate Lamp 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: B16E7 Jeep indicates License Plate Lamp Control Circuit.
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: 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 6,683

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 Jun 23, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B16E7 Jeep Description

The Body Control Module (BCM) receives the input from the headlamp switch requesting lamp illumination. The BCM provides a Pulse Width Modulated (PWM) voltage output through the license plate lamp control circuit. The control circuit connects to the License Plate Lamps, which are part of the Park Lamp lighting system. A ground path for the lamps is present through the harness to the body sheet metal. For additional information on the Park Lamps operation. When the Body Control Module (BCM) detects a low condition on the License Plate Lamp Driver circuit sets the Diagnostic Trouble Code (DTC).

OBDII Code B16E7 Jeep - License Plate Lamp Control Circuit - AutoCodes.com — B16E7 Jeep Code - License Plate Lamp Control Circuit

What does this mean?

What are the Possible Causes of the DTC B16E7 Jeep?

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

How to Fix the DTC B16E7 Jeep?

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

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

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B16E7 Jeep 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 B16E7 Jeep Code

1. What does the OBDII code B16E7 for a Jeep License Plate Lamp Control Circuit indicate?

This code indicates a fault in the control circuit responsible for the license plate lamp in your Jeep.

2. What are the common symptoms of a B16E7 fault in the Jeep license plate lamp circuit?

Common symptoms include the license plate lamp not working at all, flickering, or staying on constantly.

3. What are the possible causes of the B16E7 code in a Jeep?

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

4. How can I diagnose the B16E7 code in my Jeep?

You can start by visually inspecting the license plate lamp, checking the wiring for any visible damage, testing the bulb, and using a multimeter to test the circuit's voltage and continuity.

5. Can I still drive my Jeep with the B16E7 code present?

While you may still be able to drive your Jeep with this code, it's important to address the issue promptly to ensure proper illumination of your license plate for safety and legal reasons.

6. How can I repair the B16E7 code in my Jeep license plate lamp circuit?

Repair options include replacing the faulty bulb, repairing or replacing damaged wiring, checking and replacing any blown fuses, and troubleshooting the control module if necessary.

7. Can a DIY enthusiast fix the B16E7 code in a Jeep license plate lamp circuit?

Depending on your skills and tools, some DIY enthusiasts may be able to address this code by following repair guides and using basic electrical troubleshooting techniques.

8. Is the B16E7 code specific to certain Jeep models?

While this code is commonly associated with Jeep vehicles, it may vary slightly depending on the specific make, model, and year of your Jeep.

9. Will resetting the OBDII system clear the B16E7 code in my Jeep?

Resetting the OBDII system may temporarily clear the code, but if the underlying issue is not fixed, the code is likely to reappear after some time.

10. How much can I expect to pay for professional repairs of the B16E7 code in my Jeep?

The cost of professional repairs for this code can vary depending on the exact cause of the issue, the labor rates of the repair shop, and the cost of any replacement parts needed.