AutoCodesChevrolet – C0273 2015 Chevrolet Silverado

C0273 2015 Chevrolet Silverado Code - Brake Fluid Level Switch Circuit

Quick Answer

The brake fluid level switch monitors the level of the brake fluid in the brake fluid reservoir. Common causes include Faulty Brake Fluid Level Switch, Brake Fluid Level Switch harness is open or shorted, Brake Fluid Level Switch 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
C0273 2015 Chevrolet Silverado indicates Brake Fluid Level Switch Circuit.
Common causes
Common causes include Faulty Brake Fluid Level Switch, Brake Fluid Level Switch harness is open or shorted, Brake Fluid Level Switch 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.
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Code Popularity 591
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jul 05, 2023
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Code C0273 2015 Chevrolet Silverado Description

The brake fluid level switch monitors the level of the brake fluid in the brake fluid reservoir. When the Electronic Brake Control Module (EBCM) sees the brake fluid level switch input open, the Diagnostic Trouble Code (DTC) is set.
OBDII Code C0273 2015 Chevrolet Silverado - Brake Fluid Level Switch Circuit - AutoCodes.com
C0273 2015 Chevrolet Silverado Code - Brake Fluid Level Switch Circuit

What are the Possible Causes of the DTC C0273 2015 Chevrolet Silverado?

  • Faulty Brake Fluid Level Switch
  • Brake Fluid Level Switch harness is open or shorted
  • Brake Fluid Level Switch circuit poor electrical connection
  • Faulty Electronic Brake Control Module (EBCM)

How to Fix the DTC C0273 2015 Chevrolet Silverado?

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 C0273 2015 Chevrolet Silverado 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 C0273 2015 Chevrolet Silverado code?

Need more information on how to fix the C0273 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

Need Help with the Code?

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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 C0273 2015 Chevrolet Silverado Code

1. What does the OBDII code C0273 mean on a 2015 Chevrolet Silverado?

C0273 indicates an issue with the brake fluid level switch circuit, which monitors the brake fluid level in the reservoir.

2. What are the common symptoms of code C0273 on a 2015 Chevrolet Silverado?

Common symptoms include a brake warning light on the dashboard, reduced braking performance, and potential ABS system malfunctions.

3. What causes code C0273 on a 2015 Chevrolet Silverado?

This code is often caused by a faulty brake fluid level sensor, low brake fluid, damaged wiring, or a poor connection in the brake fluid level switch circuit.

4. Can low brake fluid trigger code C0273?

Yes, low brake fluid can trigger this code as it affects the brake fluid level switch readings.

5. How can I fix code C0273 on my 2015 Chevrolet Silverado?

First, check the brake fluid level and top it off if necessary. Inspect the brake fluid level sensor, wiring, and connectors for damage or corrosion, and replace any faulty components.

6. Is it safe to drive with code C0273 on a 2015 Chevrolet Silverado?

Driving with this code is not recommended as it may indicate a problem with the brake system, potentially compromising braking performance.

7. How do I know if the brake fluid level sensor is faulty for code C0273?

A faulty sensor may cause the brake warning light to stay on even when the fluid level is adequate. Testing the sensor with a multimeter can confirm if it’s working properly.

8. Can a damaged wiring harness cause code C0273 on a 2015 Chevrolet Silverado?

Yes, damaged wiring or loose connections in the brake fluid level switch circuit can interrupt communication and trigger this code.

9. What tools are needed to diagnose code C0273 on a 2015 Chevrolet Silverado?

You’ll need an OBDII scanner, a multimeter for testing the circuit and sensor, and possibly basic hand tools to access the components.

10. Will clearing the C0273 code fix the problem on my 2015 Chevrolet Silverado?

Clearing the code without addressing the underlying issue will not fix the problem, and the code is likely to return. Proper diagnosis and repair are necessary.

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