AutoCodes – Jeep – B1984 Jeep

B1984 Jeep Code - Power Liftgate Latch Control 2 Circuit Low

Quick Answer

The Power Liftgate Module monitors the Power Liftgate Latch. Common causes include Low Battery Voltage, Binding Liftgate, Faulty Liftgate Latch Cinch. 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
B1984 Jeep indicates Power Liftgate Latch Control 2 Circuit Low.
Common causes
Common causes include Low Battery Voltage, Binding Liftgate, Faulty Liftgate Latch Cinch.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 649
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 03, 2019
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Code B1984 Jeep Description

The Power Liftgate Module monitors the Power Liftgate Latch. The Power Liftgate Module sets the OBDII codes when the liftgate latch motor cinch or release output is pulled low prior to or during a latch cinch or release operation, this code will set.
OBDII Code B1984 Jeep - Power Liftgate Latch Control 2 Circuit Low - AutoCodes.com
B1984 Jeep Code - Power Liftgate Latch Control 2 Circuit Low

What are the Possible Causes of the DTC B1984 Jeep?

  • Low Battery Voltage
  • Binding Liftgate
  • Faulty Liftgate Latch Cinch
  • Liftgate Latch Cinch harness is open or shorted
  • Liftgate Latch Cinch circuit poor electrical connection
  • Faulty Power Liftgate Latch Assembly
  • Faulty Power Liftgate Module

How to Fix the DTC B1984 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 is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1984 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 B1984 Jeep Code

1. What are the common symptoms of OBDII code B1984 in a Jeep related to the Power Liftgate Latch Control 2 Circuit Low?

The common symptoms include difficulty in opening or closing the power liftgate, intermittent operation of the liftgate, and warning lights on the dashboard related to the liftgate system.

2. What are the possible causes of OBDII code B1984 in a Jeep indicating a Power Liftgate Latch Control 2 Circuit Low?

Possible causes may include a faulty liftgate latch control switch, damaged wiring or connectors in the liftgate circuit, a defective liftgate latch actuator, or a malfunctioning liftgate control module.

3. How can I diagnose the issue related to OBDII code B1984 in my Jeep's Power Liftgate Latch Control 2 Circuit Low?

You can start by checking the wiring and connectors in the liftgate circuit for any visible damage or corrosion. You may also use a multimeter to test the continuity and voltage in the circuit components, such as the liftgate latch control switch and actuator.

4. Can I repair OBDII code B1984 in my Jeep indicating a Power Liftgate Latch Control 2 Circuit Low on my own?

Depending on your skill level and access to tools, you may be able to repair this issue yourself by replacing the faulty liftgate latch control switch, repairing damaged wiring, or replacing the defective liftgate latch actuator. However, if you are unsure, it's recommended to seek professional help.

5. Is it safe to continue driving my Jeep with OBDII code B1984 related to the Power Liftgate Latch Control 2 Circuit Low?

While the vehicle may still be operable with this issue, it's best to address it promptly to avoid potential safety hazards or further damage to the liftgate system. It's advisable to have the problem diagnosed and repaired as soon as possible.

6. How much does it typically cost to repair OBDII code B1984 in a Jeep for the Power Liftgate Latch Control 2 Circuit Low?

The cost of repair can vary depending on the specific cause of the issue and the labor rates in your area. It's recommended to get a few quotes from reputable mechanics or dealerships to compare prices and ensure a fair estimate.

7. Can weather conditions affect the occurrence of OBDII code B1984 in a Jeep related to the Power Liftgate Latch Control 2 Circuit Low?

Extreme weather conditions, such as heavy rain or snow, can potentially worsen existing issues with the liftgate system, leading to the triggering of this OBDII code. It's important to keep the liftgate components protected and maintained to prevent weather-related damage.

8. Will resetting the vehicle's computer clear OBDII code B1984 for the Power Liftgate Latch Control 2 Circuit Low?

While resetting the computer may temporarily clear the code, it's not a permanent solution if the underlying issue is not addressed. It's crucial to diagnose the root cause of the problem and make the necessary repairs to prevent the code from reoccurring.

9. Are there any preventive maintenance steps I can take to avoid encountering OBDII code B1984 in my Jeep related to the Power Liftgate Latch Control 2 Circuit Low?

Regularly inspecting the liftgate system for any signs of wear or damage, keeping the components clean and lubricated, and addressing any issues promptly can help prevent the occurrence of this OBDII code. Following the manufacturer's recommended maintenance schedule is also beneficial.

10. Can a disconnected or dead battery cause OBDII code B1984 in a Jeep indicating a Power Liftgate Latch Control 2 Circuit Low?

A disconnected or dead battery can sometimes cause temporary communication errors or faults in the vehicle's systems, including the liftgate control module. If the code persists after the battery issue is resolved, further diagnosis is recommended to identify the actual cause of the problem.

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