AutoCodes – Nissan – B26FA Nissan

B26FA Nissan Code - Cranking Request Circuit Open

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the Body Control Module (BCM) detects that the status of the following signals does not match: Cranking request signal from Engine Control Module (ECM) and Starter control relay control signal from ECM (CAN). Common causes include Faulty Engine Control Module (ECM), Engine Control Module (ECM) harness is open or shorted, Engine Control Module (ECM) 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: B26FA Nissan indicates Cranking Request Circuit Open.
Common causes: Common causes include Faulty Engine Control Module (ECM), Engine Control Module (ECM) harness is open or shorted, Engine Control Module (ECM) 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 3,340

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 Jan 22, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B26FA Nissan Description

OBDII Code B26FA Nissan - Cranking Request Circuit Open - AutoCodes.com — B26FA Nissan Code - Cranking Request Circuit Open

What does this mean?

What are the Possible Causes of the DTC B26FA Nissan?

Faulty Engine Control Module (ECM)
Engine Control Module (ECM) harness is open or shorted
Engine Control Module (ECM) circuit poor electrical connection
Faulty Body Control Module (BCM)

How to Fix the DTC B26FA Nissan?

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 B26FA Nissan 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 B26FA Nissan code?

Need more information on how to fix the B26FA Nissan code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B26FA Nissan code diagnosed by a professional: Find a repair shop in your area

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 B26FA Nissan Code

1. What are the common symptoms of OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- Common symptoms may include difficulty starting the vehicle, engine cranking but not starting, and the Check Engine light illuminated on the dashboard.

2. What can cause the OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- This code is typically caused by a malfunction in the cranking request circuit, such as a broken wire, loose connection, or a faulty sensor.

3. How can I diagnose the OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- Diagnosing this code usually involves using an OBDII scanner to retrieve the code, inspecting the wiring and connections related to the cranking request circuit, and testing the sensors involved.

4. Can a bad battery or starter cause the OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- While a bad battery or starter can contribute to starting issues, the B26FA code specifically points to a problem within the cranking request circuit itself.

5. What are some repair tips for fixing the OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- Repair tips may include checking and repairing any damaged wiring, ensuring all connections are secure, replacing faulty sensors, and clearing the code to see if the issue persists.

6. Is it safe to continue driving with the OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- It is not recommended to continue driving with this code present, as it can lead to potential starting issues and further damage to the vehicle's components.

7. How much does it typically cost to repair the OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- The cost of repair can vary depending on the specific cause of the issue, but it may involve labor costs for diagnosis and repair, as well as potential replacement of parts like sensors or wiring.

8. Can I reset the OBDII code B26FA (Nissan) Cranking Request Circuit Open without fixing the underlying issue?

- While you can clear the code using an OBDII scanner, it is important to address the root cause of the problem to prevent it from recurring and potentially causing more severe issues.

9. Are there any recalls or technical service bulletins related to the OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- It's recommended to check with Nissan dealership or service center for any relevant recalls or technical service bulletins related to this specific OBDII code.

10. How long does it take to repair the OBDII code B26FA (Nissan) Cranking Request Circuit Open?

- The repair time can vary based on the complexity of the issue and the availability of parts, but it may take a few hours to a full day for diagnosis and repair.