AutoCodes – Generic – C1073

C1073 Code - ABS Pump Motor Control Circuit

Quick Answer

The Anti-Lock Brake System (ABS) Module monitors the ABS Pump Motor. Common causes include Blown Anti-Lock Brake System (ABS) Pump Motor Fuse, Faulty ABS Pump Motor, ABS Pump Motor 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
C1073 indicates ABS Pump Motor Control Circuit.
Common causes
Common causes include Blown Anti-Lock Brake System (ABS) Pump Motor Fuse, Faulty ABS Pump Motor, ABS Pump Motor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 11,525
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 09, 2020
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Code C1073 Description

The Anti-Lock Brake System (ABS) Module monitors the ABS Pump Motor. The ABS Module detects low ABS Pump Motor feedback voltage with actuation of the pump motor relay.
OBDII Code C1073 - ABS Pump Motor Control Circuit - AutoCodes.com
C1073 Code - ABS Pump Motor Control Circuit

What are the Possible Causes of the DTC C1073?

  • Blown Anti-Lock Brake System (ABS) Pump Motor Fuse
  • Faulty ABS Pump Motor
  • ABS Pump Motor harness is open or shorted
  • ABS Pump Motor circuit poor electrical connection

How to Fix the DTC C1073?

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 C1073 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 C1073 code?

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Information for Specific Makes

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 C1073 Code

1. What are the common symptoms of OBDII code C1073 (ABS Pump Motor Control Circuit)?

The common symptoms of OBDII code C1073 include the ABS warning light illuminating on the dashboard, loss of ABS functionality, and potential issues with the vehicle's braking system.

2. What are the possible causes of OBDII code C1073?

Possible causes of OBDII code C1073 include a faulty ABS pump motor, damaged wiring or connectors in the ABS system, low brake fluid levels, or a malfunctioning ABS control module.

3. How can I diagnose the ABS Pump Motor Control Circuit issue related to code C1073?

Diagnosing the ABS Pump Motor Control Circuit issue typically involves using an OBDII scanner to retrieve the code C1073, conducting a visual inspection of the ABS system components, checking the wiring and connectors for damage, and testing the ABS pump motor for proper functionality.

4. Can I continue driving my vehicle with OBDII code C1073?

It is not recommended to drive the vehicle with OBDII code C1073 unresolved, as it may lead to safety concerns due to potential ABS system failure. It is advisable to address the issue promptly.

5. How can I repair OBDII code C1073 related to the ABS Pump Motor Control Circuit?

Repairing OBDII code C1073 may involve replacing the faulty ABS pump motor, repairing or replacing damaged wiring or connectors, ensuring proper brake fluid levels, or addressing any issues with the ABS control module.

6. Is it possible to reset OBDII code C1073 without fixing the underlying issue?

Resetting OBDII code C1073 without addressing the underlying issue may temporarily turn off the warning light, but the problem will persist and likely trigger the code again. It is essential to fix the root cause of the code.

7. How much does it typically cost to repair OBDII code C1073?

The cost of repairing OBDII code C1073 can vary depending on the specific cause of the issue, the extent of the repairs needed, and labor costs. It is advisable to consult with a mechanic or dealership for an accurate estimate.

8. Are there any preventive maintenance tips to avoid OBDII code C1073 in the future?

To prevent OBDII code C1073, regular maintenance of the ABS system is crucial. This includes checking brake fluid levels, inspecting wiring and connectors for damage, and addressing any ABS system warnings promptly.

9. Can a DIY enthusiast fix OBDII code C1073 at home?

While some aspects of addressing OBDII code C1073 may be DIY-friendly, such as checking for loose connections or damaged wiring, more complex issues like replacing the ABS pump motor may require professional expertise. Exercise caution when attempting repairs at home.

10. Will OBDII code C1073 cause my vehicle to fail an emissions test?

OBDII code C1073 specifically relates to the ABS system and does not directly impact emissions. However, unresolved issues with the ABS system may lead to safety concerns that could potentially affect the vehicle's overall roadworthiness.

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