AutoCodes – Ford – C1015 Ford

C1015 Ford Code - Vacuum Supply

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the Vacuum Pressure Sensor. Common causes include Faulty Vacuum Pressure Sensor, Vacuum Pressure Sensor harness is open or shorted, Vacuum Pressure Sensor 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: C1015 Ford indicates Vacuum Supply.
Common causes: Common causes include Faulty Vacuum Pressure Sensor, Vacuum Pressure Sensor harness is open or shorted, Vacuum Pressure Sensor 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 23,869

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 Aug 04, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
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Code C1015 Ford Description

The Anti-Lock Brake System (ABS) Module monitors the Vacuum Pressure Sensor. The ABS Module sets the OBDII code when the Vacuum Pressure Sensor is not to factory specifications.

OBDII Code C1015 Ford - Vacuum Supply - AutoCodes.com — C1015 Ford Code - Vacuum Supply

What does this mean?

What are the Possible Causes of the DTC C1015 Ford?

Faulty Vacuum Pressure Sensor
Vacuum Pressure Sensor harness is open or shorted
Vacuum Pressure Sensor circuit poor electrical connection
Faulty Brake Vacuum Pump

How to Fix the DTC C1015 Ford?

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 does this mean?

Code Tech Notes

C1015:64 Vacuum Supply: Signal Plausibility Failure
C1015:7A Vacuum Supply: Fluid Leak Or Seal Failure
C1015:64 Vacuum Supply: Low Fluid Level

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C1015 Ford 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 C1015 Ford code?

Need more information on how to fix the C1015 Ford code? Get Access to Factory Service Manuals

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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 C1015 Ford Code

1. What does the OBDII code C1015 mean on a Ford vehicle?

C1015 is a diagnostic trouble code indicating an issue with the vacuum supply system, which is critical for components like the brake booster or other vacuum-dependent functions.

2. What are common symptoms of the C1015 code on a Ford?

Symptoms may include a hard brake pedal, reduced braking power, poor engine performance, or an illuminated ABS or check engine light.

3. What causes the C1015 vacuum supply code to trigger?

Common causes include a vacuum leak, damaged vacuum hoses, a faulty vacuum pump, a malfunctioning brake booster, or sensor-related issues.

4. Can I drive with the C1015 code active?

Driving with the C1015 code is not recommended, as it may impair braking performance, posing a safety risk.

5. How do I diagnose the C1015 code on a Ford?

Start by visually inspecting vacuum hoses for damage or leaks, checking the vacuum pump operation, and testing the brake booster for proper function. Use a scan tool for further diagnostics.

6. How can a vacuum leak cause the C1015 code?

A vacuum leak reduces the system's ability to maintain proper vacuum pressure, which can trigger the code and impact components like the brake booster.

7. What parts might need replacing to fix the C1015 code?

Potential replacements include vacuum hoses, the vacuum pump, the brake booster, or related sensors, depending on the root cause of the issue.

8. How much does it cost to repair the C1015 code on a Ford?

Repair costs vary depending on the issue, but replacing a vacuum hose may cost $50-$150, while a vacuum pump or brake booster replacement can range from $300 to $700.

9. Can a faulty sensor cause the C1015 code?

Yes, a malfunctioning sensor, such as a vacuum pressure sensor, can trigger the C1015 code if it misreads vacuum levels.

10. How can I prevent the C1015 code from occurring again?

Regularly inspect and maintain vacuum hoses, ensure the vacuum pump is functioning correctly, and address any warning signs of braking or engine performance issues promptly.