AutoCodes – Generic – B1EB2

B1EB2 Code - Front Right Heater Sensor Circuit Resistance

Quick Answer

The Comfort Seat Wheel Module (CSWM) monitors the Front Right Heater Sensor Circuit. Common causes include Faulty Front Right Heater Temperature Sensor, Front Right Heater Temperature Sensor harness is open or shorted, Front Right Heater Temperature 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
B1EB2 indicates Front Right Heater Sensor Circuit Resistance.
Common causes
Common causes include Faulty Front Right Heater Temperature Sensor, Front Right Heater Temperature Sensor harness is open or shorted, Front Right Heater Temperature 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,535
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Sep 05, 2019
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Code B1EB2 Description

The Comfort Seat Wheel Module (CSWM) monitors the Front Right Heater Sensor Circuit. The CSWM sets the OBDII code when the CSWM detects the signal from the Negative Temperature Coefficient (NTC) thermistor is below its threshold for more than two seconds or the signal from the NTC thermistor is above its threshold for more than two seconds.
OBDII Code B1EB2 - Front Right Heater Sensor Circuit Resistance - AutoCodes.com
B1EB2 Code - Front Right Heater Sensor Circuit Resistance

What are the Possible Causes of the DTC B1EB2?

  • Faulty Front Right Heater Temperature Sensor
  • Front Right Heater Temperature Sensor harness is open or shorted
  • Front Right Heater Temperature Sensor circuit poor electrical connection
  • Faulty Comfort Seat Wheel Module (CSWM)

How to Fix the DTC B1EB2?

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.

Code Tech Notes

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the B1EB2 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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Information for Specific Makes

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 B1EB2 Code

1. What are the common symptoms of OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance)?

Symptoms may include a malfunction indicator light (MIL) illuminated on the dashboard, reduced heating performance on the front right side of the vehicle, and potential issues with the climate control system.

2. What are the possible causes of OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance)?

Causes may include a faulty front right heater sensor, damaged wiring or connectors in the circuit, a failed heater control module, or issues with the heating system components.

3. How can I diagnose OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance)?

Diagnosis typically involves using a scan tool to retrieve the code, examining the front right heater sensor and its circuit for any visible damage, and testing the sensor's resistance to determine if it falls within the specified range.

4. Can I continue driving with OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance) present?

It is generally not recommended to drive with this code active, as it can lead to further damage to the heating system and potentially affect the vehicle's overall performance and safety.

5. How can I repair OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance)?

Repair options may include replacing the front right heater sensor, repairing or replacing damaged wiring or connectors, resetting the fault code with a scan tool, and testing the heating system to ensure proper functionality.

6. Is it possible to clear OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance) without fixing the underlying issue?

While you can clear the code temporarily with a scan tool, it is important to address the root cause of the problem to prevent the code from reoccurring and ensure the proper functionality of the heating system.

7. Can extreme weather conditions impact OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance)?

Extreme cold or heat can potentially exacerbate issues related to the front right heater sensor circuit, leading to more noticeable symptoms and a higher likelihood of triggering the fault code.

8. How much does it typically cost to repair OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance)?

The cost of repair can vary depending on the specific cause of the issue, the vehicle make and model, and labor rates in your area. It is recommended to consult a professional mechanic for an accurate estimate.

9. Are there any preventive measures to avoid OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance)?

Routine maintenance of the heating system, checking for any unusual odors or noises during operation, and addressing any issues promptly can help prevent the occurrence of this fault code.

10. Can OBDII code B1EB2 (Front Right Heater Sensor Circuit Resistance) be related to other heater system faults?

Yes, this code may be interconnected with other heater system faults, such as issues with the blower motor, blend door actuator, or temperature control module. It is important to conduct a comprehensive diagnosis to identify all potential issues.

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