AutoCodesRAM – B1E2F RAM

B1E2F RAM Code - 3rd Row Seat Left Backrest Switch Circuit High

Quick Answer

The Power Rear Folding Seat Module monitors the Left Power Rear Folding Seat Recliner Switch. Common causes include Faulty Left Power Rear Folding Seat Recliner Switch, Left Power Rear Folding Seat Recliner Switch harness is open or shorted, Left Power Rear Folding Seat Recliner 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
B1E2F RAM indicates 3rd Row Seat Left Backrest Switch Circuit High.
Common causes
Common causes include Faulty Left Power Rear Folding Seat Recliner Switch, Left Power Rear Folding Seat Recliner Switch harness is open or shorted, Left Power Rear Folding Seat Recliner 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 488
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 03, 2019
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Code B1E2F RAM Description

The Power Rear Folding Seat Module monitors the Left Power Rear Folding Seat Recliner Switch. When the Power Folding Seat senses voltage over 4.9 volts on the Left Seat Recliner Switch MUX circuit for longer than 300 milliseconds, this code will set.
OBDII Code B1E2F RAM - 3rd Row Seat Left Backrest Switch Circuit High - AutoCodes.com
B1E2F RAM Code - 3rd Row Seat Left Backrest Switch Circuit High

What are the Possible Causes of the DTC B1E2F RAM?

  • Faulty Left Power Rear Folding Seat Recliner Switch
  • Left Power Rear Folding Seat Recliner Switch harness is open or shorted
  • Left Power Rear Folding Seat Recliner Switch circuit poor electrical connection
  • Faulty Power Rear Folding Seat Module

How to Fix the DTC B1E2F 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 B1E2F 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 B1E2F RAM Code

1. What does the OBDII code B1E2F mean?

The B1E2F code indicates a problem with the 3rd Row Seat Left Backrest Switch Circuit being in a high voltage condition.

2. What are the common symptoms of the B1E2F code?

Symptoms may include the 3rd row seat left backrest switch not functioning, inability to adjust the seat, or an illuminated check engine or body control module warning light.

3. What causes the B1E2F code to trigger?

This code can be caused by a faulty backrest switch, damaged wiring or connections in the circuit, or a malfunctioning body control module (BCM).

4. How do I diagnose the B1E2F code?

Start by inspecting the wiring and connectors for damage or corrosion, then test the backrest switch for proper operation, and check the circuit voltage with a multimeter.

5. Can I still drive my vehicle with the B1E2F code?

Yes, the vehicle is safe to drive, but the 3rd row seat backrest adjustment may not work until the issue is resolved.

6. How do I fix the B1E2F code?

Repairs may involve replacing the faulty backrest switch, repairing damaged wiring or connectors, or reprogramming or replacing the body control module if needed.

7. How much does it cost to repair the B1E2F code?

Repair costs can range from $50 to $300, depending on whether the issue is a simple wiring repair or a switch replacement, and labor rates in your area.

8. Can I reset the B1E2F code without repairing the issue?

You can clear the code using an OBDII scanner, but if the underlying problem isn’t fixed, the code will likely return.

9. What tools are needed to troubleshoot the B1E2F code?

You’ll need an OBDII scanner, a multimeter, and basic tools to inspect wiring and connectors.

10. Is the B1E2F code a common issue in vehicles with power-adjustable seats?

It’s not extremely common, but it can occur in vehicles with advanced seat adjustment systems due to wear and tear or electrical issues.

Discuss the causes and fixes for B1E2F RAM OBDII Code

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