AutoCodes – Infiniti – B26E7 Infiniti

B26E7 Infiniti Code - TPMS CAN Communication

Quick Answer

The Body Control Module (BCM) monitors the Tire Pressure Monitor System (TPMS). Common causes include Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted, Body Control Module (BCM) 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
B26E7 Infiniti indicates TPMS CAN Communication.
Common causes
Common causes include Faulty Body Control Module (BCM), Body Control Module (BCM) harness is open or shorted, Body Control Module (BCM) 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 2,588
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 13, 2020
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Code B26E7 Infiniti Description

The Body Control Module (BCM) monitors the Tire Pressure Monitor System (TPMS). The BCM sets the OBDII code when it cannot receive the Controlled Area Network (CAN) communication signal from the Low Tire Pressure Warning Control Unit.
OBDII Code B26E7 Infiniti - TPMS CAN Communication - AutoCodes.com
B26E7 Infiniti Code - TPMS CAN Communication

What are the Possible Causes of the DTC B26E7 Infiniti?

  • Faulty Body Control Module (BCM)
  • Body Control Module (BCM) harness is open or shorted
  • Body Control Module (BCM) circuit poor electrical connection
  • Faulty Low Tire Pressure Warning Control Unit
  • Controlled Area Network (CAN) Communication

How to Fix the DTC B26E7 Infiniti?

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 B26E7 Infiniti 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 B26E7 Infiniti code?

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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 B26E7 Infiniti Code

1. What are the common symptoms of OBDII code B26E7 in an Infiniti related to TPMS CAN communication issues?

The common symptoms include TPMS warning light illuminated on the dashboard, inaccurate tire pressure readings, and loss of communication with the TPMS sensors.

2. What are the possible causes of OBDII code B26E7 in an Infiniti related to TPMS CAN communication?

The possible causes include faulty TPMS sensors, damaged wiring or connectors in the CAN communication system, or a malfunctioning TPMS control module.

3. How can I diagnose the OBDII code B26E7 in my Infiniti to identify the specific cause of TPMS CAN communication issues?

You can use a diagnostic tool to scan for the specific trouble code, inspect the TPMS sensors for damage, check the wiring and connectors for any issues, and test the TPMS control module for proper functionality.

4. Can driving with the OBDII code B26E7 present in my Infiniti cause any further damage to the vehicle?

Continuing to drive with TPMS CAN communication issues may result in inaccurate tire pressure readings, which can affect vehicle safety and fuel efficiency. It is recommended to address the issue promptly.

5. Are there any simple repair tips for fixing the OBDII code B26E7 related to TPMS CAN communication problems in an Infiniti?

You can start by checking and ensuring all TPMS sensors are properly installed and functioning, inspecting the wiring for any visible damage, and resetting the TPMS system to see if the issue resolves.

6. Is it possible to reset the OBDII code B26E7 in an Infiniti related to TPMS CAN communication problems without professional help?

You can attempt to reset the code by disconnecting the car battery for a few minutes or using a diagnostic tool to clear the code. However, it is recommended to address the root cause of the issue for a permanent fix.

7. Can extreme weather conditions impact the TPMS CAN communication system in an Infiniti and trigger the OBDII code B26E7?

Yes, extreme temperatures or harsh weather conditions can affect the performance of TPMS sensors and the CAN communication system, leading to the triggering of the B26E7 trouble code.

8. How much does it typically cost to repair the OBDII code B26E7 in an Infiniti related to TPMS CAN communication issues?

The cost of repair can vary depending on the specific cause of the problem. It may range from a simple sensor replacement costing around $50 to $200, to more complex wiring or module repairs costing several hundred dollars.

9. Can I still drive my Infiniti with the OBDII code B26E7 related to TPMS CAN communication active, or should I avoid driving until it is fixed?

While you can technically still drive the vehicle with the code present, it is recommended to address the TPMS communication issue promptly to ensure accurate tire pressure monitoring and overall safety.

10. Are there any recalls or service bulletins related to the OBDII code B26E7 in Infiniti vehicles for TPMS CAN communication problems?

It's advisable to check with a certified Infiniti dealership or refer to the manufacturer's website for any existing recalls or service bulletins specifically addressing the B26E7 code and TPMS communication issues in your vehicle.

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