AutoCodes – Generic – B2783

B2783 Code - Electric Compressor Discharge Temperature Overheat

Quick Answer

The Diagnostic Trouble Code (DTC) sets when the estimated refrigerant temperature discharged from the electric compressor 130°C (266°F) or more. Common causes include Faulty Electric Compressor, Electric Compressor harness is open or shorted, Electric Compressor 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: B2783 indicates Electric Compressor Discharge Temperature Overheat.
Common causes: Common causes include Faulty Electric Compressor, Electric Compressor harness is open or shorted, Electric Compressor 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 667

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 04, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code B2783 Description

The Diagnostic Trouble Code (DTC) sets when the estimated refrigerant temperature discharged from the electric compressor 130°C (266°F) or more.

OBDII Code B2783 - Electric Compressor Discharge Temperature Overheat - AutoCodes.com — B2783 Code - Electric Compressor Discharge Temperature Overheat

What does this mean?

What are the Possible Causes of the DTC B2783?

Faulty Electric Compressor
Electric Compressor harness is open or shorted
Electric Compressor circuit poor electrical connection
Faulty Cooling Fan
Refrigerant charge
Refrigeration leak

How to Fix the DTC B2783?

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 B2783 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 B2783 code?

Need more information on how to fix the B2783 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B2783 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

B2783 Nissan — Electric Compressor Discharge Temperature Overheat

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 B2783 Code

1. What are the common symptoms of OBDII code B2783 (Electric Compressor Discharge Temperature Overheat)?

- Common symptoms include reduced air conditioning performance, warm air coming from the vents, and the AC compressor cycling on and off frequently.

2. What are the possible causes of OBDII code B2783?

- The code B2783 can be triggered by issues such as a malfunctioning electric compressor, low refrigerant levels, a faulty temperature sensor, or a problem with the AC control module.

3. How can I diagnose the cause of OBDII code B2783?

- Diagnosing the cause of B2783 typically involves checking refrigerant levels, inspecting the electric compressor, testing temperature sensors, and scanning the AC system for other potential faults.

4. Can I continue driving with OBDII code B2783 present?

- It is not recommended to drive with OBDII code B2783 present as it can lead to further damage to the AC system and potentially result in complete AC system failure.

5. How can I repair OBDII code B2783?

- Repairing OBDII code B2783 may involve replacing a faulty electric compressor, repairing refrigerant leaks, replacing temperature sensors, or recalibrating the AC control module.

6. Are there any DIY tips for fixing OBDII code B2783?

- DIY tips for fixing code B2783 may include checking for visible signs of refrigerant leaks, ensuring proper electrical connections to the compressor, and following manufacturer-specific repair procedures.

7. How much does it typically cost to repair OBDII code B2783?

- The cost of repairing OBDII code B2783 can vary depending on the specific issue causing the code, the extent of the repair needed, and labor rates in your area. It is recommended to obtain quotes from reputable auto repair shops.

8. Can OBDII code B2783 be caused by a simple issue like a blown fuse?

- Yes, a blown fuse in the AC system can potentially trigger OBDII code B2783, so it is advisable to check and replace any blown fuses as a first troubleshooting step.

9. Is it necessary to reset the OBDII system after repairing code B2783?

- Yes, it is recommended to reset the OBDII system after repairing code B2783 to clear the fault code and ensure proper functioning of the AC system.

10. What steps should I take if OBDII code B2783 keeps recurring after repairs?

- If OBDII code B2783 keeps recurring after repairs, it is advisable to reevaluate the repair work done, conduct further diagnostics, and consider seeking assistance from a professional mechanic to address any underlying issues.