AutoCodes – Generic – B19FD

B19FD Code - Right Rear Window Switch Circuit Stuck

Quick Answer

The Right Rear Door Module monitors the Right Rear Window Switch Circuit. Common causes include Faulty Right Rear Window Switch, Right Rear Window Switch harness is open or shorted, Right Rear Window 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: B19FD indicates Right Rear Window Switch Circuit Stuck.
Common causes: Common causes include Faulty Right Rear Window Switch, Right Rear Window Switch harness is open or shorted, Right Rear Window 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 682

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 06, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B19FD Description

The Right Rear Door Module monitors the Right Rear Window Switch Circuit. The Right Rear Door Module sets the OBDII codes when the Right Rear Window Switch Mux circuit is held below 3.2 volts for over 15 seconds.

OBDII Code B19FD - Right Rear Window Switch Circuit Stuck - AutoCodes.com — B19FD Code - Right Rear Window Switch Circuit Stuck

What does this mean?

What are the Possible Causes of the DTC B19FD?

Faulty Right Rear Window Switch
Right Rear Window Switch harness is open or shorted
Right Rear Window Switch circuit poor electrical connection
Faulty Right Rear Door Module

How to Fix the DTC B19FD?

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 B19FD 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 B19FD code?

Need more information on how to fix the B19FD code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B19FD code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B19FD Chrysler — Right Rear Window Switch Circuit Stuck
B19FD Dodge — Right Rear Window Switch Circuit Stuck
B19FD Jeep — Right Rear Window Switch Circuit Stuck
B19FD RAM — Right Rear Window Switch Circuit Stuck

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 B19FD Code

1. What are the common symptoms of OBDII code B19FD (Right Rear Window Switch Circuit Stuck)?

The common symptoms include the right rear window being inoperative, the window getting stuck in one position, or the window operating intermittently.

2. What are the possible causes of OBDII code B19FD?

The code B19FD can be triggered by a faulty right rear window switch, damaged wiring or connectors in the circuit, or a malfunctioning window regulator.

3. How can I diagnose the issue related to OBDII code B19FD?

You can start by checking the right rear window switch for proper operation, inspecting the wiring and connectors for any damage, and testing the window regulator to identify the root cause of the circuit being stuck.

4. Can a DIY enthusiast repair OBDII code B19FD at home?

Depending on the exact cause, a DIY enthusiast with some automotive repair experience may be able to fix the issue by replacing the faulty window switch, repairing damaged wiring, or addressing other related issues.

5. Is it safe to continue driving with OBDII code B19FD active?

While the code B19FD may not pose an immediate safety risk, it is advisable to address the issue promptly to ensure the proper functioning of the right rear window and prevent further electrical problems.

6. Are there any temporary fixes for OBDII code B19FD?

A temporary fix could involve manually assisting the right rear window to move if it gets stuck while waiting to address the root cause of the circuit being stuck.

7. What should I do if I encounter OBDII code B19FD intermittently?

If the OBDII code B19FD appears intermittently, it is important to still investigate and diagnose the issue promptly to prevent potential failures of the right rear window circuit.

8. How much does it typically cost to repair OBDII code B19FD through a professional mechanic?

The cost of repairing OBDII code B19FD can vary depending on the exact cause, but it may involve diagnostic fees, parts replacement costs, and labor charges, which can range from a few hundred to a thousand dollars.

9. Can OBDII code B19FD affect other electrical components in the vehicle?

While the code B19FD specifically relates to the right rear window switch circuit, electrical issues in one part of the vehicle can sometimes impact other systems, so it's important to address the problem promptly.

10. How can I prevent OBDII code B19FD from occurring in the future?

Regularly inspecting the condition of window switches, wiring, and regulators, and addressing any issues promptly can help prevent the recurrence of OBDII code B19FD related to the right rear window switch circuit.