AutoCodes – Nissan – B2802 Nissan

B2802 Nissan Code - Quick Charge Isolation Signal Error

Quick Answer

The Diagnostic Trouble Code (DTC) sets if the Quick Charger start/stop 2 signal that is transmitted from the quick charger at the start of quick charging is not received. Common causes include Faulty Quick Charger, Quick Charger harness is open or shorted, Quick Charger 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: B2802 Nissan indicates Quick Charge Isolation Signal Error.
Common causes: Common causes include Faulty Quick Charger, Quick Charger harness is open or shorted, Quick Charger 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 1,582

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 Feb 11, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code B2802 Nissan Description

The Diagnostic Trouble Code (DTC) sets if the Quick Charger start/stop 2 signal that is transmitted from the quick charger at the start of quick charging is not received.

OBDII Code B2802 Nissan - Quick Charge Isolation Signal Error - AutoCodes.com — B2802 Nissan Code - Quick Charge Isolation Signal Error

What does this mean?

What are the Possible Causes of the DTC B2802 Nissan?

Faulty Quick Charger
Quick Charger harness is open or shorted
Quick Charger circuit poor electrical connection
Faulty Quick Charger Connector
Faulty Power Delivery Module (PDM)

How to Fix the DTC B2802 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 B2802 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.

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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 B2802 Nissan Code

1. What are the common symptoms of OBDII code B2802 (Nissan) - Quick Charge Isolation Signal Error?

- Common symptoms include issues with the quick charge system, such as not being able to charge the vehicle or experiencing charging interruptions.

2. What are the possible causes of the B2802 code in a Nissan vehicle?

- The B2802 code can be triggered by a faulty quick charge isolation signal circuit, damaged wiring or connectors, or a malfunctioning quick charge control module.

3. How can I diagnose the B2802 Quick Charge Isolation Signal Error in my Nissan?

- To diagnose the B2802 code, you may need to use a scan tool to read the fault codes, inspect the wiring and connectors related to the quick charge system, and perform tests on the quick charge control module.

4. Can I drive my Nissan with the B2802 code present?

- It is not recommended to drive your Nissan with the B2802 code present, as it may affect the charging functionality of the vehicle and lead to further issues.

5. Is the B2802 code repairable, and can I fix it myself?

- The B2802 Quick Charge Isolation Signal Error is repairable, but it may require specialized knowledge and tools to diagnose and fix the issue. It is recommended to consult a professional mechanic for proper repair.

6. How much does it typically cost to repair the B2802 code in a Nissan?

- The cost of repairing the B2802 code in a Nissan can vary depending on the exact cause of the issue, but it may involve replacing components in the quick charge system or repairing wiring/connectors. Costs can range from a few hundred to over a thousand dollars.

7. Will resetting the OBDII system clear the B2802 code?

- Resetting the OBDII system may temporarily clear the B2802 code, but it is likely to return if the underlying issue with the quick charge system is not addressed.

8. Can a faulty quick charge isolation signal affect the overall performance of my Nissan vehicle?

- Yes, a faulty quick charge isolation signal can affect the charging functionality of your Nissan vehicle, potentially leading to charging problems and impacting overall performance.

9. Are there any preventive maintenance tips to avoid the B2802 code in a Nissan?

- To prevent the B2802 Quick Charge Isolation Signal Error, it is advisable to regularly inspect the quick charge system, keep connectors clean and secure, and address any charging issues promptly.

10. How long does it typically take to repair the B2802 code in a Nissan?

- The repair time for the B2802 Quick Charge Isolation Signal Error can vary depending on the exact cause and the availability of parts. It may take a few hours to a day to diagnose and fix the issue.