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Engine-Codes – Generic – C1006

C1006 Code - Brake Fluid Level Input Circuit Short To Battery Or Open

Quick Answer

The diagnostic trouble code C1006 indicates a problem with the brake fluid level input circuit in the vehicle. Common causes include Damaged or faulty brake fluid level sensor, Corrosion or damage to the wiring harness connected to the sensor, Loose or poor electrical connections in the circuit. 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
C1006 indicates Brake Fluid Level Input Circuit Short To Battery Or Open.
Common causes
Common causes include Damaged or faulty brake fluid level sensor, Corrosion or damage to the wiring harness connected to the sensor, Loose or poor electrical connections in the circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 07, 2024
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Code C1006 Description

The diagnostic trouble code C1006 indicates a problem with the brake fluid level input circuit in the vehicle. This code specifically points to a short to battery or an open circuit within the brake fluid level sensor system. The brake fluid level sensor is responsible for monitoring the level of brake fluid in the reservoir and sending this information to the vehicle's electronic control unit (ECU) for proper functioning of the brake system.

OBDII Code C1006 - Brake Fluid Level Input Circuit Short To Battery Or Open
C1006 Code - Brake Fluid Level Input Circuit Short To Battery Or Open

Common Causes of C1006

  1. Damaged or faulty brake fluid level sensor.
  2. Corrosion or damage to the wiring harness connected to the sensor.
  3. Loose or poor electrical connections in the circuit.
  4. Water intrusion or contamination in the brake fluid reservoir.
  5. Faulty ECU or control module responsible for monitoring the brake fluid level.

Symptoms of C1006

  1. Brake warning light illuminated on the dashboard.
  2. Inaccurate or inconsistent brake fluid level readings.
  3. Braking performance feels spongy or less responsive.
  4. ABS (Anti-lock Braking System) warning light may come on.
  5. Possible loss of braking power or total brake failure.

How to Fix C1006

  1. Begin by inspecting the brake fluid level sensor and wiring harness for any visible damage or corrosion.
  2. Test the sensor's resistance and voltage output to determine if it is functioning correctly.
  3. Check and clean any electrical connections related to the brake fluid level sensor.
  4. Replace the brake fluid level sensor if it is found to be faulty or damaged.
  5. Clear the diagnostic trouble code from the ECU and test drive the vehicle to ensure the issue has been resolved.

Cost to Fix C1006

The cost of repairing a brake fluid level input circuit issue can vary depending on the extent of the damage and the specific components that need to be replaced. On average, the parts for this repair could range from $50 to $150, while the labor costs may range from $80 to $150 per hour. Overall, the total repair cost for addressing a C1006 code could range from $150 to $400 or more. It is recommended to consult with a professional mechanic or auto repair shop for a more accurate cost estimate based on the vehicle's make and model, as well as the severity of the issue.

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Code C1006 Information for Specific Makes

  • C1006 Chrysler — Brake Fluid Level Input Circuit Short To Battery Or Open
  • C1006 Dodge — Brake Fluid Level Input Circuit Short To Battery Or Open
  • C1006 Jeep — Brake Fluid Level Input Circuit Short To Battery Or Open
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 C1006 Code

1. What are the common symptoms of OBDII code C1006 related to the Brake Fluid Level Input Circuit?

- The common symptoms include the brake fluid warning light staying on, inaccurate brake fluid level readings, or issues with the vehicle's braking system.

2. What are the possible causes of OBDII code C1006 being triggered?

- The code can be triggered by a short to battery or an open circuit in the brake fluid level sensor, damaged wiring or connectors in the circuit, or a faulty brake fluid level sensor.

3. How can I diagnose the cause of OBDII code C1006 related to the Brake Fluid Level Input Circuit?

- To diagnose the issue, you can visually inspect the wiring and connectors for damage, test the brake fluid level sensor for proper operation, and use a multimeter to check for shorts or opens in the circuit.

4. Can I continue to drive my vehicle with OBDII code C1006 present?

- It is not recommended to drive the vehicle with this code present, as it can affect the accuracy of the brake fluid level readings and potentially impact the braking system's performance.

5. How can I repair OBDII code C1006 associated with the Brake Fluid Level Input Circuit?

- Repairing the code may involve replacing a faulty brake fluid level sensor, repairing damaged wiring or connectors, or resetting the system after fixing any issues.

6. Are there any DIY tips for troubleshooting OBDII code C1006 at home?

- You can start by checking the brake fluid level in the reservoir, inspecting the sensor and its connections for any visible damage, and resetting the system to see if the code reappears.

7. Is it necessary to clear the OBDII code C1006 after resolving the issue with the Brake Fluid Level Input Circuit?

- Yes, it is recommended to clear the code using an OBDII scanner after fixing the underlying problem to reset the system and ensure proper operation.

8. Can a low brake fluid level trigger OBDII code C1006?

- While a low brake fluid level can be an indicator of potential issues with the brake system, OBDII code C1006 specifically relates to problems with the brake fluid level sensor circuit itself.

9. How long does it typically take to repair OBDII code C1006 pertaining to the Brake Fluid Level Input Circuit?

- The repair time can vary depending on the exact cause of the issue, but it may take anywhere from 30 minutes to a few hours to diagnose and fix the problem.

10. Is it possible for OBDII code C1006 to recur after being cleared?

- If the underlying issue causing the code is not properly addressed or if there are additional problems with the circuit, the code may reappear even after being cleared.

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