B2814 Nissan Code - Quick Charge Relay
Quick Answer
The Diagnostic Trouble Code (DTC) sets when the quick charge relay is ON, the terminal voltage in the quick charge relay drive circuit is 4.69 V or more continually for 3 seconds or more or when the quick charge relay is ON, the high voltage circuit voltage that is input from the quick charge sensor is 60 V or more continually for 1 second or more. Common causes include Faulty Quick Charger Relay, Quick Charger Relay harness is open or shorted, Quick Charger Relay 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
- B2814 Nissan indicates Quick Charge Relay.
- Common causes
- Common causes include Faulty Quick Charger Relay, Quick Charger Relay harness is open or shorted, Quick Charger Relay 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.
Code B2814 Nissan Description
What are the Possible Causes of the DTC B2814 Nissan?
- Faulty Quick Charger Relay
- Quick Charger Relay harness is open or shorted
- Quick Charger Relay circuit poor electrical connection
- Faulty Power Delivery Module (PDM)
How to Fix the DTC B2814 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 B2814 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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Frequently Asked Questions about B2814 Nissan Code
1. What does the OBDII code B2814 mean on a Nissan?
The B2814 code indicates an issue with the Quick Charge Relay circuit, which is part of the vehicle's charging system.
2. What are the common symptoms of the B2814 code?
Symptoms may include difficulty charging the vehicle, warning lights on the dashboard, or the inability to use quick charging functions.
3. What causes the B2814 Quick Charge Relay code to appear?
Possible causes include a faulty quick charge relay, damaged wiring or connectors in the relay circuit, or a malfunction in the charging control module.
4. How is the B2814 code diagnosed?
A technician will typically inspect the quick charge relay, check the wiring and connectors for damage or corrosion, and test the circuit for proper voltage and continuity.
5. Can the B2814 code be triggered by a dead battery?
While a dead battery itself may not trigger the code, issues with the charging system related to the battery could contribute to the problem.
6. How do you fix the B2814 code on a Nissan?
Repairs may involve replacing the quick charge relay, repairing or replacing damaged wiring, or reprogramming the charging system if necessary.
7. Is it safe to drive with the B2814 code active?
It is generally not recommended to drive with this code active, as it may affect the vehicle's ability to charge properly and could lead to further electrical issues.
8. How much does it cost to repair the B2814 Quick Charge Relay code?
Repair costs can vary but may range from $100 to $400 depending on whether the issue is the relay itself, wiring, or a module requiring reprogramming.
9. Can I clear the B2814 code without making repairs?
While the code may be cleared temporarily with an OBDII scanner, the issue will likely return unless the underlying problem is resolved.
10. Can a faulty charging port cause the B2814 code?
Yes, a malfunctioning charging port or related components can potentially trigger the B2814 code if they interfere with the quick charge relay circuit.
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