U135B Chevrolet Code - Lost Communication With Sunload Sensor
Quick Answer
The Local Interconnect Network (LIN) Bus consists of a single wire with a transmission rate of 10.417 Kbit/s. Common causes include Faulty Control Module Setting the Diagnostic Trouble Code (DTC), Control Module harness is open or shorted, Control Module 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
- U135B Chevrolet indicates Lost Communication With Sunload Sensor.
- Common causes
- Common causes include Faulty Control Module Setting the Diagnostic Trouble Code (DTC), Control Module harness is open or shorted, Control Module 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 U135B Chevrolet Description
What are the Possible Causes of the DTC U135B Chevrolet?
- Faulty Control Module Setting the Diagnostic Trouble Code (DTC)
- Control Module harness is open or shorted
- Control Module circuit poor electrical connection
How to Fix the DTC U135B 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 U135B 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.
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Frequently Asked Questions about U135B Chevrolet Code
1. What are the common symptoms of OBDII code U135B on a Chevrolet related to a lost communication with the sunload sensor?
- Common symptoms include issues with the automatic climate control system, such as erratic temperature changes or malfunctions in controlling the interior temperature.
2. What are some possible causes of the U135B OBDII code indicating a lost communication with the sunload sensor in a Chevrolet?
- Possible causes can include wiring issues, a malfunctioning sunload sensor, a faulty control module, or a communication network problem within the vehicle.
3. How can I diagnose the U135B code on my Chevrolet related to the sunload sensor communication error?
- Diagnosis typically involves checking the wiring connections to the sunload sensor, testing the sensor itself for functionality, and using a diagnostic scan tool to assess communication between the sensor and the vehicle's control module.
4. Can I drive my Chevrolet with the U135B code indicating a lost communication with the sunload sensor?
- It is generally safe to drive the vehicle with this code, but it is recommended to address the issue promptly to prevent any potential long-term effects on the climate control system.
5. What are some repair tips for resolving the U135B code on a Chevrolet due to a lost communication with the sunload sensor?
- Repair tips may include inspecting and repairing any damaged wiring, replacing the sunload sensor if necessary, resetting the control module, and ensuring proper communication between all components.
6. Is it possible to reset the U135B code on a Chevrolet without fixing the sunload sensor communication issue?
- While you can clear the code using a diagnostic scan tool, it is essential to address the underlying problem to prevent the code from reappearing and ensure the proper functioning of the climate control system.
7. How much does it typically cost to repair the U135B code related to a lost communication with the sunload sensor on a Chevrolet?
- Repair costs can vary depending on the specific issue, but they may range from $100 to $300, including parts and labor.
8. Can extreme weather conditions affect the sunload sensor and trigger the U135B code on a Chevrolet?
- Yes, extreme heat or cold can potentially affect the sunload sensor's performance, leading to communication errors and the triggering of the U135B OBDII code.
9. Are there any preventive measures to avoid encountering the U135B code on a Chevrolet due to sunload sensor communication problems?
- Regular maintenance checks, ensuring proper wiring connections, and keeping the sunload sensor clean can help prevent issues that may trigger the U135B code.
10. How long does it typically take to repair the U135B code indicating a lost communication with the sunload sensor on a Chevrolet?
- Repair times can vary based on the specific issue, but it may take anywhere from 1 to 3 hours for a professional technician to diagnose and fix the problem.
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