AutoCodes – RAM – B19F4 RAM

B19F4 RAM Code - Right Power Sliding Door Latch Control 2 Circuit High

Quick Answer

When the Right Power Sliding Door Latch Motor Cinch/Release output is pulled high prior to or during a latch cinch or release operation for over 100ms, this code will set. Common causes include Faulty Right Cinch/Release Motor Latch, Right Cinch/Release Motor Latch harness is open or shorted, Right Cinch/Release Motor Latch 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: B19F4 RAM indicates Right Power Sliding Door Latch Control 2 Circuit High.
Common causes: Common causes include Faulty Right Cinch/Release Motor Latch, Right Cinch/Release Motor Latch harness is open or shorted, Right Cinch/Release Motor Latch 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 851

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 Aug 05, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B19F4 RAM Description

When the Right Power Sliding Door Latch Motor Cinch/Release output is pulled high prior to or during a latch cinch or release operation for over 100ms, this code will set.

OBDII Code B19F4 RAM - Right Power Sliding Door Latch Control 2 Circuit High - AutoCodes.com — B19F4 RAM Code - Right Power Sliding Door Latch Control 2 Circuit High

What does this mean?

What are the Possible Causes of the DTC B19F4 RAM?

Faulty Right Cinch/Release Motor Latch
Right Cinch/Release Motor Latch harness is open or shorted
Right Cinch/Release Motor Latch circuit poor electrical connection
Faulty Right Rear Door Latch Assembly
Faulty Right Rear Door Module

How to Fix the DTC B19F4 RAM?

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 B19F4 RAM 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 B19F4 RAM Code

1. What does the OBDII code B19F4 mean?

The B19F4 code indicates a problem with the Right Power Sliding Door Latch Control 2 Circuit, specifically that the circuit has a high voltage condition.

2. What are the symptoms of code B19F4?

Common symptoms include the right power sliding door not latching properly, failing to respond to open or close commands, or triggering warning lights on the dashboard.

3. What causes the B19F4 code to appear?

This code is typically caused by wiring issues, such as damaged or shorted wires, a faulty power sliding door latch motor, or a problem with the control module.

4. How do I diagnose the B19F4 code?

Start by inspecting the wiring and connectors for damage or corrosion. Then test the latch motor and associated circuits for proper voltage and continuity.

5. Can I continue driving with the B19F4 code?

Yes, but the right power sliding door may not function properly, posing a safety risk if the door cannot latch securely.

6. How do I fix the B19F4 code?

Repairs may include replacing damaged wiring, repairing corroded connectors, or replacing the power sliding door latch motor if it is faulty.

7. Is the B19F4 code related to the door control module?

Yes, a malfunctioning door control module may cause this code if it fails to regulate voltage properly in the latch control circuit.

8. Can a low battery cause the B19F4 code?

While unlikely, a weak or failing battery could contribute to electrical issues that might trigger this code. Testing the battery and charging system is recommended.

9. How much does it cost to fix the B19F4 code?

Repair costs vary but may range from $100â€“$300 for wiring repairs and up to $500 or more if the latch motor or control module needs replacement.

10. Can I clear the B19F4 code without fixing the issue?

Clearing the code without addressing the underlying problem will likely cause it to return. Proper diagnosis and repair are necessary to resolve the issue.