AutoCodes – RAM – B19FD RAM

B19FD RAM 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 RAM 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 567
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 06, 2019
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Code B19FD RAM 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 RAM - Right Rear Window Switch Circuit Stuck - AutoCodes.com
B19FD RAM Code - Right Rear Window Switch Circuit Stuck

What are the Possible Causes of the DTC B19FD RAM?

  • 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 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 B19FD 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 B19FD RAM Code

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

The common symptoms include the right rear window being stuck in either the open or closed position, the window not responding to the switch, or erratic window operation.

2. What are the possible causes of the Right Rear Window Switch Circuit Stuck code B19FD RAM?

Possible causes include a faulty window switch, damaged wiring or connectors in the right rear window circuit, or a malfunctioning window regulator.

3. How can I diagnose the issue related to OBDII code B19FD RAM for the Right Rear Window Switch Circuit Stuck?

You can diagnose the problem by inspecting the right rear window switch, checking the wiring and connectors for damage, and testing the window regulator for proper operation.

4. Can a blown fuse cause the Right Rear Window Switch Circuit Stuck code B19FD RAM?

Yes, a blown fuse in the right rear window circuit can also trigger the B19FD RAM code due to a lack of power supply to the window switch.

5. What are some repair tips for resolving the Right Rear Window Switch Circuit Stuck issue associated with code B19FD RAM?

You can start by checking and replacing any blown fuses, inspecting the wiring for damage, testing the window switch for functionality, and replacing the window regulator if necessary.

6. Is it safe to continue driving with the Right Rear Window Switch Circuit Stuck problem indicated by code B19FD RAM?

It is not recommended to continue driving with the issue unresolved, as it may lead to inconvenience, safety concerns, or potential damage to the window components.

7. Can a DIY enthusiast fix the Right Rear Window Switch Circuit Stuck problem related to OBDII code B19FD RAM?

Depending on your skill level and access to tools, you may be able to address simpler issues like a faulty switch or blown fuse. However, more complex problems may require professional diagnosis and repair.

8. How much does it typically cost to repair the Right Rear Window Switch Circuit Stuck issue causing OBDII code B19FD RAM?

The cost of repair can vary depending on the specific cause of the problem, but it may range from a few dollars for a fuse replacement to a few hundred dollars for more extensive repairs involving the window regulator.

9. Will resetting the OBDII code B19FD RAM resolve the Right Rear Window Switch Circuit Stuck problem?

Resetting the code alone will not fix the underlying issue causing the Right Rear Window Switch Circuit Stuck problem. It is important to diagnose and address the root cause of the code to prevent it from reoccurring.

10. How can I prevent the recurrence of OBDII code B19FD RAM for the Right Rear Window Switch Circuit Stuck in the future?

Regularly inspecting and maintaining the window components, avoiding excessive force when operating the window switch, and addressing any issues promptly can help prevent the code from reappearing in the future.

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