AutoCodes – Mercury – B1452 Mercury

B1452 Mercury Code - Tailgate/Liftgate/Boot/Trunk Latch Release Actuator

Quick Answer

The Rear Gate Trunk Module (RGTM) monitors the Liftgate Actuator. Common causes include Faulty Liftgate Actuator, Liftgate Actuator harness is open or shorted, Liftgate Actuator 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: B1452 Mercury indicates Tailgate/Liftgate/Boot/Trunk Latch Release Actuator.
Common causes: Common causes include Faulty Liftgate Actuator, Liftgate Actuator harness is open or shorted, Liftgate Actuator 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 997

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 Apr 12, 2019

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code B1452 Mercury Description

The Rear Gate Trunk Module (RGTM) monitors the Liftgate Actuator. The Rear Gate Trunk Module sets the OBDII code when the Liftgate Actuator is not to factory specifications.

OBDII Code B1452 Mercury - Tailgate/Liftgate/Boot/Trunk Latch Release Actuator - AutoCodes.com — B1452 Mercury Code - Tailgate/Liftgate/Boot/Trunk Latch Release Actuator

What does this mean?

What are the Possible Causes of the DTC B1452 Mercury?

Faulty Liftgate Actuator
Liftgate Actuator harness is open or shorted
Liftgate Actuator circuit poor electrical connection
Faulty Rear Gate Trunk Module (RGTM)

How to Fix the DTC B1452 Mercury?

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

B1452:19 Tailgate/Liftgate/Boot/Trunk Latch Release Actuator: Circuit Current Above Threshold
B1452:93 Tailgate/Liftgate/Boot/Trunk Latch Release Actuator: No Operation

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1452 Mercury 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.

Need more information about the B1452 Mercury code?

Need more information on how to fix the B1452 Mercury code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B1452 Mercury code diagnosed by a professional: Find a repair shop in your area

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 B1452 Mercury Code

1. What does OBDII code B1452 for the Tailgate/Liftgate/Boot/Trunk Latch Release Actuator mean?

OBDII code B1452 indicates a malfunction in the tailgate/liftgate/trunk latch release actuator of a Mercury vehicle.

2. What are common symptoms of a faulty Tailgate/Liftgate/Boot/Trunk Latch Release Actuator?

Common symptoms include difficulty opening or closing the tailgate/trunk, unresponsive trunk release button, and warning lights on the dashboard.

3. What are possible causes of OBDII code B1452 related to the Tailgate/Liftgate/Boot/Trunk Latch Release Actuator?

Potential causes include a defective latch release actuator, damaged wiring or connectors, blown fuses, or a faulty control module.

4. How can I diagnose the issue with the Tailgate/Liftgate/Boot/Trunk Latch Release Actuator?

Diagnose the problem by checking the wiring and connectors for any damage, testing the actuator's functionality, and scanning for fault codes using an OBDII scanner.

5. Can I repair the Tailgate/Liftgate/Boot/Trunk Latch Release Actuator issue myself?

Depending on your skill level, you may be able to replace the faulty actuator, repair damaged wiring, or reset the control module. Otherwise, seek professional assistance.

6. How much does it typically cost to repair a faulty Tailgate/Liftgate/Boot/Trunk Latch Release Actuator?

The cost of repairs can vary based on the extent of the issue and the specific model of Mercury vehicle, but expect to pay anywhere from $100 to $300 for parts and labor.

7. Are there any preventive maintenance tips to avoid issues with the Tailgate/Liftgate/Boot/Trunk Latch Release Actuator?

Regularly inspect the latch mechanism, keep it clean and lubricated, and avoid slamming the tailgate/trunk to prevent premature wear and tear on the actuator.

8. Can a malfunctioning Tailgate/Liftgate/Boot/Trunk Latch Release Actuator cause other problems in the vehicle?

A faulty latch release actuator can lead to safety concerns, such as the trunk opening unexpectedly while driving, so it's crucial to address the issue promptly.

9. Is it safe to drive with OBDII code B1452 related to the Tailgate/Liftgate/Boot/Trunk Latch Release Actuator?

It is not recommended to drive with a malfunctioning latch release actuator, as it can compromise the security of your vehicle and pose a safety risk.

10. How long does it take to replace a Tailgate/Liftgate/Boot/Trunk Latch Release Actuator?

The replacement process can vary depending on the accessibility of the actuator, but it typically takes around 1-2 hours for a professional mechanic to complete the task.