AutoCodes – RAM – C1566 RAM

C1566 RAM Code - Left Rear Ride Height Level Performance

Quick Answer

The Air Suspension Control Module (ASCM) monitors the Ride Height Air Pump. Common causes include Air System Leak, Faulty Air Suspension Control Module (ASCM). 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: C1566 RAM indicates Left Rear Ride Height Level Performance.
Common causes: Common causes include Air System Leak, Faulty Air Suspension Control Module (ASCM).
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 812

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 01, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code C1566 RAM Description

The Air Suspension Control Module (ASCM) monitors the Ride Height Air Pump. The ASCM sets the OBDII code when it detects the Air Spring Valve as been used for a time exceeding three minutes within the last ten minutes.

OBDII Code C1566 RAM - Left Rear Ride Height Level Performance - AutoCodes.com — C1566 RAM Code - Left Rear Ride Height Level Performance

What does this mean?

What are the Possible Causes of the DTC C1566 RAM?

Air System Leak
Faulty Air Suspension Control Module (ASCM)

How to Fix the DTC C1566 RAM?

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 C1566 RAM 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 C1566 RAM code?

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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 C1566 RAM Code

1. What are the common symptoms of OBDII code C1566?

- Common symptoms include uneven ride height, a noticeable lean to the left rear of the vehicle, and potential issues with the vehicle's suspension system.

2. What can cause the OBDII code C1566 to trigger?

- The code C1566 can be triggered by a faulty ride height sensor, a problem with the suspension components, or issues with the vehicle's air suspension system.

3. How can I diagnose the cause of OBDII code C1566?

- Diagnosis typically involves checking the ride height sensor, inspecting the suspension components, and testing the air suspension system for any malfunctions.

4. What are some possible repair tips for addressing OBDII code C1566?

- Repair tips may include recalibrating the ride height sensor, replacing damaged suspension components, or repairing any issues with the air suspension system.

5. Can I still drive my vehicle with OBDII code C1566 present?

- It is not recommended to drive the vehicle with code C1566 present, as it can affect the vehicle's stability and handling. It is best to address the issue promptly.

6. How urgent is it to repair OBDII code C1566?

- It is important to address code C1566 promptly to prevent further damage to the suspension system and ensure safe driving conditions.

7. Can I reset OBDII code C1566 on my own?

- While you can clear the code temporarily with an OBDII scanner, it is crucial to diagnose and repair the underlying issue to prevent the code from reoccurring.

8. Is OBDII code C1566 a common issue in certain vehicle makes and models?

- OBDII code C1566 can be more common in vehicles with air suspension systems or vehicles that have experienced suspension-related issues.

9. Are there any preventative measures to avoid OBDII code C1566?

- Regularly inspecting the suspension system, keeping the ride height sensor calibrated, and addressing any suspension issues promptly can help prevent code C1566.

10. How much does it typically cost to repair OBDII code C1566?

- The cost of repairing code C1566 can vary depending on the specific issue, parts needed, and labor costs, but it is advisable to consult a professional for an accurate estimate.