AutoCodes – Chevrolet – B0184 Chevrolet

B0184 Chevrolet Code - Sunload Sensor 1 Circuit Performance

Quick Answer

The sunload sensor is a 2-wire photo diode. Common causes include Faulty Sunload Sensor 1, Sunload Sensor 1 harness is open or shorted, Sunload Sensor 1 circuit poor electrical connection. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.

What it means
B0184 Chevrolet indicates Sunload Sensor 1 Circuit Performance.
Common causes
Common causes include Faulty Sunload Sensor 1, Sunload Sensor 1 harness is open or shorted, Sunload Sensor 1 circuit poor electrical connection.
Severity
Low - monitor the vehicle and repair when practical.
Can I drive?
The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 2,028
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Mar 10, 2021
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Code B0184 Chevrolet Description

The sunload sensor is a 2-wire photo diode. The vehicle uses left and right sunload sensors. The two sensors are integrated into the sunload sensor assembly along with the ambient light sensor. Low reference and signal circuits enable the sensor to operate. As the sunload increases, the sensor signal decreases. The sensor operates within an intensity range between completely dark and bright. The sensor signal varies between 0-5 volts. The Heating, Ventilation, and Air Conditioning (HVAC) Control Module converts the signal to a range between 0-255 counts. The sunload sensor provides the HVAC control module a measurement of the amount of light shining on the vehicle. Bright or high intensity, light causes the vehicles inside temperature to increase. The HVAC system compensates for the increased temperature by diverting additional cool air into the vehicle.
OBDII Code B0184 Chevrolet - Sunload Sensor 1 Circuit Performance - AutoCodes.com
B0184 Chevrolet Code - Sunload Sensor 1 Circuit Performance

What are the Possible Causes of the DTC B0184 Chevrolet?

  • Faulty Sunload Sensor 1
  • Sunload Sensor 1 harness is open or shorted
  • Sunload Sensor 1 circuit poor electrical connection
  • Faulty Heating, Ventilation, and Air Conditioning (HVAC) Control Module

How to Fix the DTC B0184 Chevrolet?

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 B0184 Chevrolet 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 B0184 Chevrolet code?

Need more information on how to fix the B0184 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0184 Chevrolet code diagnosed by a professional: Find a repair shop in your area

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 B0184 Chevrolet Code

1. What are the common symptoms of OBDII code B0184 in a Chevrolet related to the Sunload Sensor 1 Circuit Performance?

The common symptoms include issues with the automatic climate control system, inaccurate temperature readings, and improper functioning of the air conditioning system.

2. What usually causes the OBDII code B0184 related to the Sunload Sensor 1 Circuit Performance in a Chevrolet?

The code is typically triggered by a malfunction in the sunload sensor itself, wiring problems, or a faulty sensor circuit.

3. How can I diagnose the cause of OBDII code B0184 in my Chevrolet Sunload Sensor 1 Circuit Performance issue?

Diagnosing this code involves checking the sunload sensor for physical damage, inspecting the wiring for any breaks or shorts, and testing the sensor circuit for proper voltage and continuity.

4. Can I still drive my Chevrolet if OBDII code B0184 related to the Sunload Sensor 1 Circuit Performance is present?

While the vehicle may still be operational with this code, it is recommended to address the issue promptly to ensure proper functioning of the climate control system.

5. Are there any simple repair tips for fixing OBDII code B0184 in a Chevrolet related to the Sunload Sensor 1 Circuit Performance?

Basic repair steps include checking and cleaning the sensor connections, repairing any damaged wiring, and replacing the sunload sensor if necessary.

6. Is it safe to reset the OBDII code B0184 related to the Sunload Sensor 1 Circuit Performance in my Chevrolet without fixing the underlying issue?

It is not recommended to simply clear the code without addressing the root cause, as the problem may persist and affect the performance of the climate control system.

7. How much does it typically cost to repair OBDII code B0184 in a Chevrolet Sunload Sensor 1 Circuit Performance issue?

The cost of repair can vary depending on the specific cause of the code, but it may involve expenses for sensor replacement, wiring repairs, or professional diagnostic services.

8. Can extreme weather conditions affect the triggering of OBDII code B0184 related to the Sunload Sensor 1 Circuit Performance in a Chevrolet?

Yes, extreme heat or sunlight exposure can potentially impact the performance of the sunload sensor, leading to the triggering of this code.

9. Are there any preventive measures I can take to avoid OBDII code B0184 related to the Sunload Sensor 1 Circuit Performance in my Chevrolet?

Regularly inspecting the sensor and wiring for damage, keeping the sensor clean, and protecting it from direct sunlight exposure can help prevent issues that may trigger this code.

10. Can a DIY enthusiast with basic automotive knowledge fix OBDII code B0184 related to the Sunload Sensor 1 Circuit Performance in a Chevrolet?

Depending on the specific cause of the issue, a DIY enthusiast with basic knowledge may be able to address some aspects of the repair, such as checking connections and replacing the sunload sensor. However, complex wiring or circuit issues may require professional assistance.

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