AutoCodes – Infiniti – C1808 Infiniti

C1808 Infiniti Code - Air Suspension Compressor Function

Quick Answer

The Air Levelizer Control 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: C1808 Infiniti indicates Air Suspension Compressor Function.
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.

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Code Popularity 4,598

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 Nov 30, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1808 Infiniti Description

The Air Levelizer Control Module monitors the Air Suspension Compressor. The Air Levelizer Control Module sets the OBDII code when the Air Suspension Compressor is not to factory specifications.

OBDII Code C1808 Infiniti - Air Suspension Compressor Function - AutoCodes.com — C1808 Infiniti Code - Air Suspension Compressor Function

What does this mean?

What are the Possible Causes of the DTC C1808 Infiniti?

Faulty Air Suspension Compressor
Air Suspension Compressor harness is open or shorted
Air Suspension Compressor circuit poor electrical connection
Faulty Air Levelizer Control Module

How to Fix the DTC C1808 Infiniti?

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 C1808 Infiniti 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 C1808 Infiniti code?

Need more information on how to fix the C1808 Infiniti code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C1808 Infiniti code diagnosed by a professional: Find a repair shop in your area

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 C1808 Infiniti Code

1. What are common symptoms of OBDII code C1808 Infiniti related to the air suspension compressor function?

The common symptoms include a noticeable decrease in ride comfort, uneven ride height, and the compressor running excessively.

2. What are the possible causes of OBDII code C1808 in an Infiniti's air suspension compressor system?

Potential causes of this code may include a faulty air suspension compressor, damaged air lines, a leaking air strut, or issues with the compressor relay.

3. How can I diagnose the OBDII code C1808 in my Infiniti's air suspension compressor system?

Diagnosing this code typically involves checking the compressor for proper operation, inspecting the air lines for leaks, testing the air struts, and verifying the functionality of the compressor relay.

4. Can I continue driving my Infiniti with OBDII code C1808 related to the air suspension compressor issue?

It is not recommended to drive the vehicle for an extended period with this code, as it can lead to further damage to the air suspension system and compromise ride quality and safety.

5. What are some repair tips for fixing OBDII code C1808 in an Infiniti's air suspension compressor system?

Repair tips may include replacing the faulty air suspension compressor, repairing or replacing damaged air lines, fixing leaking air struts, and ensuring the proper function of the compressor relay.

6. How much does it typically cost to repair OBDII code C1808 in an Infiniti's air suspension compressor system?

The cost of repair can vary depending on the exact cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

7. Is it possible to reset or clear OBDII code C1808 in an Infiniti's air suspension system without repairing the issue?

While it is possible to clear the code temporarily, it will likely reappear until the root cause of the problem is addressed and repaired.

8. What are the potential risks of ignoring OBDII code C1808 in an Infiniti's air suspension compressor system?

Ignoring this code can lead to further damage to the air suspension components, compromised ride quality, potential safety hazards, and ultimately more costly repairs in the future.

9. Can a DIY enthusiast with automotive experience repair OBDII code C1808 in an Infiniti's air suspension system?

Depending on the exact cause of the issue, some repairs related to this code may be possible for a skilled DIY enthusiast with the necessary tools and knowledge. However, complex repairs may require professional assistance.

10. How can regular maintenance help prevent OBDII code C1808 issues in an Infiniti's air suspension system?

Regularly inspecting and maintaining the air suspension components, checking for leaks, ensuring proper operation of the compressor, and addressing any issues promptly can help prevent the occurrence of OBDII code C1808 and related problems.