AutoCodes – Infiniti – B2802 Infiniti

B2802 Infiniti 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 Infiniti 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 547

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

What does this mean?

What are the Possible Causes of the DTC B2802 Infiniti?

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 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 B2802 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 B2802 Infiniti code?

Need more information on how to fix the B2802 Infiniti code? Get Access to Factory Service Manuals

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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 Infiniti Code

1. What are the common symptoms of OBDII code B2802 in an Infiniti vehicle?

The common symptoms of OBDII code B2802 in an Infiniti vehicle include issues with the quick charge system, such as slow charging, inability to charge, or erratic charging behavior.

2. What does the OBDII code B2802 in an Infiniti indicate?

The OBDII code B2802 in an Infiniti indicates a Quick Charge Isolation Signal Error, specifically related to the quick charge system in the vehicle.

3. What are the possible causes of OBDII code B2802 in an Infiniti?

Possible causes of OBDII code B2802 in an Infiniti include a faulty quick charge isolation signal sensor, damaged wiring or connectors in the quick charge system, or issues with the quick charge control unit.

4. How can I diagnose OBDII code B2802 in my Infiniti?

Diagnosing OBDII code B2802 in an Infiniti typically involves using an OBDII scanner to read the code, inspecting the quick charge system components for any visible damage or loose connections, and testing the quick charge isolation signal sensor.

5. Can I still drive my Infiniti with OBDII code B2802?

It is not recommended to drive your Infiniti with OBDII code B2802, as it indicates a problem with the quick charge system that may affect the charging functionality of the vehicle.

6. How can I repair OBDII code B2802 in my Infiniti?

Repairing OBDII code B2802 in an Infiniti may involve replacing the faulty quick charge isolation signal sensor, repairing or replacing damaged wiring or connectors, or addressing any issues with the quick charge control unit.

7. Is OBDII code B2802 a common issue in Infiniti vehicles?

OBDII code B2802 related to the Quick Charge Isolation Signal Error is not a very common issue in Infiniti vehicles, but it can occur due to various factors affecting the quick charge system.

8. Can a DIY enthusiast fix OBDII code B2802 in an Infiniti?

While some DIY enthusiasts may have the skills to diagnose and repair OBDII code B2802 in an Infiniti, it is recommended to seek professional help, especially when dealing with electrical components like the quick charge system.

9. How much does it cost to repair OBDII code B2802 in an Infiniti?

The cost to repair OBDII code B2802 in an Infiniti can vary depending on the specific cause of the issue, the parts needed for repair, and labor costs. It is advisable to get a diagnostic and repair estimate from a qualified mechanic.

10. Can OBDII code B2802 in an Infiniti trigger other warning lights on the dashboard?

OBDII code B2802 in an Infiniti may not directly trigger other warning lights on the dashboard, but it can affect the overall charging system of the vehicle, potentially leading to related issues that may trigger additional warning lights.