AutoCodes – Chevrolet – B0936 Chevrolet

B0936 Chevrolet Code - Coolant Level Sensor Circuit Malfunction

Quick Answer

The P0936 Diagnostic Trouble Code (DTC) sets when the ignition switch is in RUN position and coolant level is low. Common causes include Low Coolant Level, Faulty Low Coolant Switch, Coolant Low Switch harness is open or shorted. 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: B0936 Chevrolet indicates Coolant Level Sensor Circuit Malfunction.
Common causes: Common causes include Low Coolant Level, Faulty Low Coolant Switch, Coolant Low Switch harness is open or shorted.
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 1,724

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 Nov 18, 2024

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 B0936 Chevrolet Description

The P0936 Diagnostic Trouble Code (DTC) sets when the ignition switch is in RUN position and coolant level is low. No voltage on the wire between Body Control Module (BCM) and low Coolant Switch for more than 30 seconds.

OBDII Code B0936 Chevrolet - Coolant Level Sensor Circuit Malfunction - AutoCodes.com — B0936 Chevrolet Code - Coolant Level Sensor Circuit Malfunction

What does this mean?

What are the Possible Causes of the DTC B0936 Chevrolet?

Low Coolant Level
Faulty Low Coolant Switch
Coolant Low Switch harness is open or shorted
Coolant Low Switch circuit poor electrical connection

How to Fix the DTC B0936 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 B0936 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 B0936 Chevrolet code?

Need more information on how to fix the B0936 Chevrolet code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the B0936 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 B0936 Chevrolet Code

1. What are the common symptoms of OBDII code B0936 Chevrolet (Coolant Level Sensor Circuit Malfunction)?

- Common symptoms include inaccurate coolant level readings on the dashboard, warning lights related to the coolant system, and potential engine overheating.

2. What can cause the OBDII code B0936 Chevrolet to be triggered?

- The code can be triggered by a faulty coolant level sensor, a damaged sensor wiring harness, or a problem with the sensor circuit.

3. How can I diagnose the Coolant Level Sensor Circuit Malfunction code?

- Diagnosing involves checking the coolant level sensor and its wiring for any visible damage or corrosion. Using a multimeter to test the sensor's resistance can also help pinpoint the issue.

4. Can a low coolant level trigger the B0936 code?

- Yes, a low coolant level can trigger the code, as the sensor may not be able to accurately detect the coolant level when it is too low.

5. What are the potential dangers of ignoring the B0936 code?

- Ignoring the code can lead to engine overheating, which can cause serious damage to the engine components and result in costly repairs.

6. How can I repair the Coolant Level Sensor Circuit Malfunction?

- Repairing the issue involves replacing the faulty coolant level sensor, repairing any damaged wiring, or addressing any circuit problems identified during the diagnostic process.

7. Can I drive my vehicle with the B0936 code present?

- It is not recommended to drive the vehicle with the code present, as it can lead to potential engine damage due to overheating.

8. Is it possible to reset the B0936 code without fixing the underlying issue?

- While you can clear the code using an OBDII scanner, it will likely reappear until the root cause of the Coolant Level Sensor Circuit Malfunction is addressed.

9. How much does it cost to fix the Coolant Level Sensor Circuit Malfunction?

- The cost of fixing the issue can vary depending on the extent of the problem, but it typically involves replacing the coolant level sensor, which can range from $50 to $150, plus labor costs.

10. Can I prevent the B0936 code from recurring in the future?

- Regularly checking the coolant level and maintaining the coolant system can help prevent the code from recurring. Ensuring proper installation of a new sensor and keeping the wiring in good condition can also help prevent future issues.