AutoCodes – Generic – C1964

C1964 Code - Air Suspension Compressor Actual Run Time Exceeded Allowed Run Time

Quick Answer

The Air Suspension Module monitors the Air Suspension Compressor. Common causes include Faulty Air Suspension Compressor, Air Suspension Compressor harness is open or shorted, Air Suspension Compressor 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
C1964 indicates Air Suspension Compressor Actual Run Time Exceeded Allowed Run Time.
Common causes
Common causes include Faulty Air Suspension Compressor, Air Suspension Compressor harness is open or shorted, Air Suspension Compressor 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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 1,685
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Dec 05, 2020
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Code C1964 Description

The Air Suspension Module monitors the Air Suspension Compressor. The Air Suspension Module sets the OBDII code when the Air Suspension Compressor is not to factory specifications.
OBDII Code C1964 - Air Suspension Compressor Actual Run Time Exceeded Allowed Run Time - AutoCodes.com
C1964 Code - Air Suspension Compressor Actual Run Time Exceeded Allowed Run Time

What are the Possible Causes of the DTC C1964?

  • Faulty Air Suspension Compressor
  • Air Suspension Compressor harness is open or shorted
  • Air Suspension Compressor circuit poor electrical connection

How to Fix the DTC C1964?

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 C1964 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 C1964 code?

Need more information on how to fix the C1964 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1964 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

  • C1964 Ford β€” Air Suspension Compressor Actual Run Time Exceeded Allowed Run Time
  • C1964 Lincoln β€” Air Suspension Compressor Actual Run Time Exceeded Allowed Run Time
  • C1964 Mercury β€” Air Suspension Compressor Actual Run Time Exceeded Allowed Run Time
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 C1964 Code

1. What are the common symptoms of OBDII code C1964?

The common symptoms of OBDII code C1964 include the air suspension compressor running excessively, abnormal noises coming from the compressor, and uneven ride height.

2. What are the possible causes of OBDII code C1964?

Possible causes of OBDII code C1964 include a faulty air suspension compressor, leaks in the air suspension system, damaged air suspension components, or a problem with the compressor relay.

3. How can I diagnose OBDII code C1964?

Diagnosing OBDII code C1964 involves using a diagnostic scanner to read the code, inspecting the air suspension components for leaks or damage, testing the compressor operation, and checking the compressor relay.

4. Can I drive my vehicle with OBDII code C1964?

It is not recommended to drive your vehicle with OBDII code C1964 as it can lead to further damage to the air suspension system and affect the ride quality and safety of the vehicle.

5. How can I repair OBDII code C1964?

To repair OBDII code C1964, you may need to replace the air suspension compressor, repair any leaks in the system, replace damaged components, or check and replace the compressor relay if necessary.

6. Is it safe to reset OBDII code C1964 without fixing the underlying issue?

It is not recommended to reset OBDII code C1964 without fixing the underlying issue, as the problem will likely persist and could lead to more serious issues with the air suspension system.

7. How much does it cost to repair OBDII code C1964?

The cost to repair OBDII code C1964 can vary depending on the extent of the damage and the specific repairs needed. It is recommended to get a professional diagnosis to determine the exact cost.

8. Can OBDII code C1964 be caused by a simple issue like low air pressure in the tires?

While low air pressure in the tires can affect the ride quality, it is unlikely to trigger OBDII code C1964, which specifically relates to the air suspension compressor exceeding its allowed run time.

9. Are there any preventive measures to avoid OBDII code C1964?

Regularly checking the air suspension system for leaks, maintaining proper air pressure in the tires, and addressing any unusual noises or issues with the compressor can help prevent OBDII code C1964.

10. Does OBDII code C1964 affect the overall performance of the vehicle?

OBDII code C1964 primarily affects the air suspension system and ride quality of the vehicle. If left unresolved, it can impact the overall performance and safety of the vehicle, especially in terms of handling and stability.

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