AutoCodes – Generic – B26F3

B26F3 Code - Starter Lock Relay On

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the Body Control Module (BCM) requests IPDM E/R to turn starter control relay OFF, but BCM cannot receive starter control relay OFF state signal from Intelligent Power Distribution Module Engine Room (IPDM E/R) (CAN). Common causes include Faulty Intelligent Power Distribution Module Engine Room (IPDM E/R), IPDM E/R harness is open or shorted, IPDM E/R 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: B26F3 indicates Starter Lock Relay On.
Common causes: Common causes include Faulty Intelligent Power Distribution Module Engine Room (IPDM E/R), IPDM E/R harness is open or shorted, IPDM E/R 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 962

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 B26F3 Description

OBDII Code B26F3 - Starter Lock Relay On - AutoCodes.com — B26F3 Code - Starter Lock Relay On

What does this mean?

What are the Possible Causes of the DTC B26F3?

Faulty Intelligent Power Distribution Module Engine Room (IPDM E/R)
IPDM E/R harness is open or shorted
IPDM E/R circuit poor electrical connection

How to Fix the DTC B26F3?

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 B26F3 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 B26F3 code?

Need more information on how to fix the B26F3 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B26F3 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B26F3 Infiniti — Starter Lock Relay On
B26F3 Nissan — Starter Lock Relay On

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 B26F3 Code

1. What are the common symptoms of OBDII code B26F3 (Starter Lock Relay On)?

The common symptoms include the engine not starting, the starter remaining engaged even after the engine has started, and intermittent starting issues.

2. What can cause the OBDII code B26F3 (Starter Lock Relay On) to trigger?

This code is typically triggered by a malfunction in the starter lock relay circuit, which may be caused by a faulty relay, damaged wiring, or a problem with the starter motor itself.

3. How serious is the OBDII code B26F3 (Starter Lock Relay On)?

While this code may not pose an immediate safety risk, it can lead to starting issues and potential damage to the starter motor if left unresolved.

4. What are some DIY repair tips for addressing OBDII code B26F3 (Starter Lock Relay On)?

You can start by checking the starter lock relay and its connections for any visible damage or corrosion. Inspecting the wiring harness for any breaks or shorts can also help identify the issue.

5. Can driving with the OBDII code B26F3 (Starter Lock Relay On) cause further damage to the vehicle?

Continuing to drive with this code may lead to further strain on the starter motor and other related components, potentially resulting in more extensive repairs down the line.

6. How can a mechanic diagnose the OBDII code B26F3 (Starter Lock Relay On)?

A mechanic can use a diagnostic scanner to retrieve the code and then perform a thorough inspection of the starter lock relay, wiring, and starter motor to pinpoint the exact cause of the issue.

7. Is it safe to attempt to clear the OBDII code B26F3 (Starter Lock Relay On) without addressing the underlying problem?

Clearing the code without fixing the underlying issue will only temporarily mask the problem and may lead to recurring starting issues in the future.

8. How much does it typically cost to repair OBDII code B26F3 (Starter Lock Relay On)?

The cost of repairing this code can vary depending on the extent of the damage and the specific components that need to be replaced. However, it's advisable to budget for potential relay or wiring replacements.

9. Can a faulty battery or alternator cause the OBDII code B26F3 (Starter Lock Relay On) to appear?

While a weak battery or faulty alternator can sometimes contribute to starting issues, the code B26F3 is more directly related to problems with the starter lock relay circuit itself.

10. What are the long-term consequences of ignoring the OBDII code B26F3 (Starter Lock Relay On)?

Ignoring this code can lead to more severe starting problems, potential damage to the starter motor, and increased repair costs in the future. It is best to address the issue promptly to avoid further complications.