AutoCodes – RAM – B19F7 RAM

B19F7 RAM Code - Left Rear Window Switch Circuit Low

Quick Answer

The Left Rear Door Module monitors the Left Rear Window Switch Circuit. Common causes include Faulty Left Rear Window Switch, Left Rear Window Switch harness is open or shorted, Left 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: B19F7 RAM indicates Left Rear Window Switch Circuit Low.
Common causes: Common causes include Faulty Left Rear Window Switch, Left Rear Window Switch harness is open or shorted, Left 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 592

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 B19F7 RAM Description

The Left Rear Door Module monitors the Left Rear Window Switch Circuit. The Left Rear Door Module sets the OBDII codes when the Left Rear Window Switch circuit is held below 0.5 volts for over one second.

OBDII Code B19F7 RAM - Left Rear Window Switch Circuit Low - AutoCodes.com — B19F7 RAM Code - Left Rear Window Switch Circuit Low

What does this mean?

What are the Possible Causes of the DTC B19F7 RAM?

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

How to Fix the DTC B19F7 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 B19F7 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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Need Help with the Code?

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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 B19F7 RAM Code

1. What are the common symptoms of OBDII code B19F7 RAM titled Left Rear Window Switch Circuit Low?

The common symptoms include the left rear window failing to operate, the window switch not responding, or the window getting stuck in one position.

2. What are the potential causes of OBDII code B19F7 RAM?

Some possible causes of this code include a faulty left rear window switch, damaged wiring or connectors in the circuit, or a malfunctioning power window motor.

3. How can I diagnose the issue related to OBDII code B19F7 RAM?

You can diagnose the problem by checking the wiring and connectors in the left rear window circuit, testing the window switch for continuity, and inspecting the power window motor for any issues.

4. What are some repair tips for fixing OBDII code B19F7 RAM?

Repair tips may include replacing the left rear window switch, repairing any damaged wiring or connectors, or replacing the power window motor if necessary.

5. Can OBDII code B19F7 RAM be cleared/reset without fixing the underlying issue?

Clearing the code without addressing the underlying problem may temporarily remove the warning light, but the issue will persist and the code is likely to return.

6. Is it safe to continue driving with OBDII code B19F7 RAM triggered?

It is generally safe to drive with this code, but it's recommended to address the issue promptly to avoid potential inconvenience or safety concerns associated with a malfunctioning window.

7. How much does it typically cost to repair OBDII code B19F7 RAM?

The cost of repair can vary depending on the specific cause of the issue, but it may involve parts and labor expenses for fixing the window switch, wiring, or power window motor.

8. Can I fix OBDII code B19F7 RAM on my own, or do I need professional help?

Depending on your automotive repair skills and knowledge, you may be able to fix this issue on your own by following diagnostic procedures and repair instructions. However, seeking professional help is recommended if you're unsure.

9. Are there any preventive measures to avoid OBDII code B19F7 RAM in the future?

Routine inspection of the power window system, checking for any signs of wear or damage, and addressing issues promptly can help prevent the occurrence of this code in the future.

10. Does OBDII code B19F7 RAM affect the overall performance of the vehicle?

While this code specifically relates to the left rear window switch circuit, it does not directly impact the overall performance of the vehicle. However, it is important to address the issue to maintain the functionality of the window system.