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Engine-Codes – Mercury – B1219 Mercury

B1219 Mercury Code - Interior Boot/Trunk Release Switch

Quick Answer

The B1219 code for Mercury vehicles refers to an issue with the interior boot or trunk release switch. Common causes include Faulty interior boot/trunk release switch, Wiring issues or short circuits, Blown fuse related to the trunk release system. 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
B1219 Mercury indicates Interior Boot/Trunk Release Switch.
Common causes
Common causes include Faulty interior boot/trunk release switch, Wiring issues or short circuits, Blown fuse related to the trunk release system.
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 12, 2024
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Code B1219 Mercury Description

The B1219 code for Mercury vehicles refers to an issue with the interior boot or trunk release switch. This code indicates that there is a malfunction or fault in the switch that controls the opening and closing of the trunk or boot. The interior boot/trunk release switch is an essential component that allows the driver or passengers to easily access the trunk space without having to use the key or manual release.

OBDII Code B1219 Mercury - Interior Boot/Trunk Release Switch
B1219 Mercury Code - Interior Boot/Trunk Release Switch

Common Causes of B1219 Mercury

  1. Faulty interior boot/trunk release switch.
  2. Wiring issues or short circuits.
  3. Blown fuse related to the trunk release system.
  4. Faulty trunk release module.

Symptoms of B1219 Mercury

  1. Trunk or boot does not open when interior switch is pressed.
  2. Trunk or boot does not close when interior switch is pressed.
  3. Interior switch feels loose or unresponsive.
  4. Warning light on the dashboard indicating trunk/boot issue.

How to Fix B1219 Mercury

  1. Begin by diagnosing the specific cause of the issue, such as testing the switch, checking the wiring for any damage, and inspecting the fuse and module.
  2. Replace the faulty interior boot/trunk release switch if necessary.
  3. Repair any damaged wiring or address any short circuits found in the system.
  4. Replace the blown fuse with a new one if needed.
  5. If the trunk release module is faulty, replace it with a new module.

Cost to Fix B1219 Mercury

The typical repair costs for addressing a B1219 code related to the interior boot/trunk release switch can vary depending on the specific cause of the issue and the cost of parts and labor. In general, the cost of replacing a faulty switch or repairing wiring can range from $100 to $300, while replacing a trunk release module can cost between $200 and $500. Additional costs may be incurred for diagnostic testing and any additional parts or labor required. It's recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate based on the specific circumstances of the vehicle.

What does this mean?

Tech Notes for B1219 Mercury

B1219:12 Interior Boot/Trunk Release Switch: Circuit Short To Battery

B1219:23 Interior Boot/Trunk Release Switch: Signal Stuck Low

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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 B1219 Mercury Code

1. What does the OBDII code B1219 mean for a Mercury vehicle?

The B1219 code indicates a fault with the interior boot/trunk release switch or its circuit in a Mercury vehicle.

2. What are the common symptoms of the B1219 code?

Symptoms include the trunk not opening when the interior release switch is pressed, or the trunk opening unexpectedly.

3. What are the possible causes of the B1219 code?

Causes may include a faulty interior trunk release switch, damaged wiring or connectors, or a malfunctioning trunk release actuator.

4. Can I still drive my vehicle with the B1219 code active?

Yes, the vehicle is drivable, but the trunk release feature may not function properly.

5. How can I diagnose the B1219 code?

Start by inspecting the trunk release switch, wiring, and connectors for damage or corrosion. Use a multimeter to check for proper voltage and continuity.

6. How do I fix the B1219 code on my Mercury vehicle?

Repairs may involve replacing the trunk release switch, repairing damaged wiring, or addressing issues with the trunk release actuator.

7. What tools are needed to repair the B1219 code?

Common tools include a multimeter, a wiring diagram for the vehicle, and basic hand tools for accessing and replacing components.

8. How much does it cost to fix the B1219 code?

Repair costs can range from $50 to $200, depending on whether the switch, wiring, or other components need replacement.

9. Can a faulty trunk release actuator trigger the B1219 code?

Yes, a malfunctioning trunk release actuator can cause the code if it fails to respond to the switch's signal.

10. Can the B1219 code be cleared without repairing the issue?

While the code can be cleared temporarily with an OBDII scanner, it will likely return until the underlying issue is resolved.

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