AutoCodes – Cadillac – B3619 Cadillac

B3619 Cadillac Code - Head-Up Display Change Page Switch Circuit

Quick Answer

The Head-Up Display (HUD) monitors the page switch signal circuit in order to perform the switch functions. Common causes include Faulty Head-Up Display Switch, Head-Up Display Switch harness is open or shorted, Head-Up Display Switch 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: B3619 Cadillac indicates Head-Up Display Change Page Switch Circuit.
Common causes: Common causes include Faulty Head-Up Display Switch, Head-Up Display Switch harness is open or shorted, Head-Up Display Switch 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 447

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 Mar 10, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B3619 Cadillac Description

The Head-Up Display (HUD) monitors the page switch signal circuit in order to perform the switch functions. When the HUD page switch is depressed and the ignition is in the RUN position, the switch signal to the HUD is low. When the HUD detects that the HUD page switch is low for greater than 60 seconds, Diagnostic Trouble Code (DTC) B3619 sets.

OBDII Code B3619 Cadillac - Head-Up Display Change Page Switch Circuit - AutoCodes.com — B3619 Cadillac Code - Head-Up Display Change Page Switch Circuit

What does this mean?

What are the Possible Causes of the DTC B3619 Cadillac?

Faulty Head-Up Display Switch
Head-Up Display Switch harness is open or shorted
Head-Up Display Switch circuit poor electrical connection

How to Fix the DTC B3619 Cadillac?

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 B3619 Cadillac 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 B3619 Cadillac Code

1. What are the common symptoms of OBDII code B3619 in a Cadillac related to the Head-Up Display Change Page Switch Circuit?

- Common symptoms include a malfunctioning or unresponsive head-up display page switch, leading to difficulty changing display settings.

2. What can cause the OBDII code B3619 to trigger in a Cadillac?

- The code B3619 can be triggered by issues such as a faulty head-up display switch, damaged wiring, or a problem with the display control module.

3. How can I diagnose the OBDII code B3619 in my Cadillac?

- Diagnosing the code B3619 involves using a diagnostic scanner to retrieve the specific trouble code and then inspecting the head-up display switch, wiring, and control module for any visible damage or faults.

4. Are there any DIY repair tips for fixing the Head-Up Display Change Page Switch Circuit issue in a Cadillac?

- DIY repair tips include checking and cleaning the connections of the display switch, inspecting the wiring harness for any damage, and ensuring proper power supply to the display control module.

5. Can a faulty head-up display affect the overall performance of my Cadillac?

- While a faulty head-up display may not directly impact the performance of the vehicle, it can affect the driver's ability to access important information and settings while driving.

6. Is it safe to continue driving my Cadillac with the OBDII code B3619 related to the Head-Up Display Change Page Switch Circuit?

- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to ensure proper functionality of the head-up display.

7. How much does it typically cost to repair the OBDII code B3619 in a Cadillac at a professional mechanic or dealership?

- The cost of repairing the code B3619 can vary depending on the extent of the issue, but it may range from $100 to $300 for parts and labor at a professional mechanic or dealership.

8. Can resetting the OBDII system clear the B3619 trouble code in a Cadillac?

- Resetting the OBDII system may temporarily clear the code, but if the underlying issue with the head-up display switch circuit is not resolved, the code is likely to reappear.

9. Are there any recalls or technical service bulletins related to the OBDII code B3619 in Cadillac vehicles?

- It's recommended to check with a Cadillac dealership or the manufacturer's website for any recalls or technical service bulletins related to the B3619 trouble code in specific Cadillac models.

10. Will fixing the OBDII code B3619 improve the overall driving experience in my Cadillac?

- Addressing the B3619 code and ensuring proper functionality of the head-up display can enhance the driving experience by providing accurate and accessible information to the driver.