AutoCodesGeneric – B1E49

B1E49 Code - 3rd Row Seat Right Backrest Position Sensor Circuit Low

Quick Answer

The Power Rear Folding Seat Module monitors the Right Backrest Position Sensor. Common causes include Faulty Right Backrest Position Sensor, Right Backrest Position Sensor harness is open or shorted, Right Backrest Position Sensor 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
B1E49 indicates 3rd Row Seat Right Backrest Position Sensor Circuit Low.
Common causes
Common causes include Faulty Right Backrest Position Sensor, Right Backrest Position Sensor harness is open or shorted, Right Backrest Position Sensor 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 616
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 B1E49 Description

The Power Rear Folding Seat Module monitors the Right Backrest Position Sensor. If the sensor voltage is below a specified range this Diagnostic Trouble Code (DTC) will set.
OBDII Code B1E49 - 3rd Row Seat Right Backrest Position Sensor Circuit Low - AutoCodes.com
B1E49 Code - 3rd Row Seat Right Backrest Position Sensor Circuit Low

What are the Possible Causes of the DTC B1E49?

  • Faulty Right Backrest Position Sensor
  • Right Backrest Position Sensor harness is open or shorted
  • Right Backrest Position Sensor circuit poor electrical connection
  • Faulty Right Power Rear Folding Seat Back Motor
  • Faulty Power Rear Folding Seat Module

How to Fix the DTC B1E49?

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 B1E49 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 B1E49 code?

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Need Help with the Code?

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Information for Specific Makes

  • B1E49 Chrysler — 3rd Row Seat Right Backrest Position Sensor Circuit Low
  • B1E49 Dodge — 3rd Row Seat Right Backrest Position Sensor Circuit Low
  • B1E49 Jeep — 3rd Row Seat Right Backrest Position Sensor Circuit Low
  • B1E49 RAM — 3rd Row Seat Right Backrest Position Sensor Circuit Low
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 B1E49 Code

1. What does the OBDII code B1E49 mean?

B1E49 indicates a problem with the 3rd-row seat right backrest position sensor circuit, specifically a low voltage issue.

2. What are the common symptoms of code B1E49?

Symptoms may include the 3rd-row seat not adjusting properly, a malfunction warning on the dashboard, or unresponsive seat controls.

3. What causes the B1E49 code to appear?

Common causes include a faulty backrest position sensor, damaged wiring or connectors, or a malfunctioning seat control module.

4. Can I still drive my vehicle with a B1E49 code?

Yes, but seat adjustment functionality may be impaired, which could affect comfort and safety for passengers in the 3rd row.

5. How do I diagnose the B1E49 code?

Diagnosis involves checking the wiring and connectors for damage, testing the position sensor for proper function, and scanning for additional codes.

6. How can I fix the B1E49 code?

Repairs may include replacing the position sensor, repairing or replacing damaged wiring, or resetting the seat control module.

7. What tools are needed to troubleshoot the B1E49 code?

You’ll need an OBDII scanner, a multimeter for testing voltage, and possibly a repair manual for your specific vehicle model.

8. Can a blown fuse cause the B1E49 code?

It’s possible if the fuse for the seat control system is blown, as this can interrupt power to the sensor circuit.

9. How much does it cost to fix a B1E49 code?

Repair costs vary but may range from $50 to $300, depending on whether the issue is with wiring, the sensor, or the module.

10. Is it safe to ignore the B1E49 code?

Ignoring the code can lead to further seat control issues and may compromise passenger safety if the seat is not securely positioned.

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