AutoCodes – Generic – C15A0

C15A0 Code - Air Suspension Reverse Valve 2 Control

Quick Answer

The Air Suspension Control Module (ASCM) monitors the Air Suspension Reverse Valve 2. Common causes include Faulty Air Suspension Reverse Valve 2, Air Suspension Reverse Valve 2 harness is open or shorted, Air Suspension Reverse Valve 2 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: C15A0 indicates Air Suspension Reverse Valve 2 Control.
Common causes: Common causes include Faulty Air Suspension Reverse Valve 2, Air Suspension Reverse Valve 2 harness is open or shorted, Air Suspension Reverse Valve 2 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.

Save to My Repairs My Repairs

AI answers can be wrong. Verify repairs with testing. Open full chat

Code Popularity 3,171

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 05, 2020

Description
Possible Causes
How To Fix
Tech Notes
Cost to Diagnose
FAQs
Comments
Add Comment

💬 Need more help? Ask Coddy for instant answers — it's free!

Code C15A0 Description

The Air Suspension Control Module (ASCM) monitors the Air Suspension Reverse Valve 2. The ASCM sets the OBDII code when the Air Suspension Reverse Valve 1 is not to factory specifications.

OBDII Code C15A0 - Air Suspension Reverse Valve 2 Control - AutoCodes.com — C15A0 Code - Air Suspension Reverse Valve 2 Control

What does this mean?

What are the Possible Causes of the DTC C15A0?

Faulty Air Suspension Reverse Valve 2
Air Suspension Reverse Valve 2 harness is open or shorted
Air Suspension Reverse Valve 2 circuit poor electrical connection
Faulty Air Suspension Control Module (ASCM)

How to Fix the DTC C15A0?

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

C15A0-11-AIR SUSPENSION REVERSE VALVE 2 CONTROL - CIRCUIT SHORT TO GROUND
C15A0-12-AIR SUSPENSION REVERSE VALVE 2 CONTROL - CIRCUIT SHORT TO BATTERY
C15A0-13-AIR SUSPENSION REVERSE VALVE 2 CONTROL - CIRCUIT OPEN
C15A0-92-AIR SUSPENSION REVERSE VALVE 2 CONTROL - PERFORMANCE OR INCORRECT OPERATION (OVERUSE DTC)
C15A0-96-AIR SUSPENSION REVERSE VALVE 2 CONTROL - COMPONENT INTERNAL FAILURE

What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the C15A0 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 C15A0 code?

Need more information on how to fix the C15A0 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the C15A0 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

C15A0 Chrysler — Air Suspension Reverse Valve 2 Control
C15A0 Dodge — Air Suspension Reverse Valve 2 Control
C15A0 Jeep — Air Suspension Reverse Valve 2 Control
C15A0 RAM — Air Suspension Reverse Valve 2 Control

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 C15A0 Code

What does the OBDII code C15A0 indicate?

C15A0 indicates a problem with the Air Suspension Reverse Valve 2 Control, which is related to the vehicle's air suspension system.

What are common symptoms associated with the C15A0 code?

Common symptoms include a warning light on the dashboard, unresponsive or erratic air suspension behavior, and a noticeable decrease in ride quality.

What might cause the C15A0 code to trigger?

The C15A0 code may be triggered by a faulty reverse valve, wiring issues, a malfunctioning air compressor, or a problem with the air suspension control module.

How can I diagnose the issue related to the C15A0 code?

To diagnose the C15A0 code, use an OBDII scanner to confirm the code, inspect the air suspension components, check the wiring and connectors for damage, and test the functionality of the reverse valve.

Is it safe to drive a vehicle with the C15A0 code?

While it may be safe to drive, you could experience a compromised ride quality and handling. It's advisable to address the issue promptly to avoid further damage to the air suspension system.

What are some potential repairs for a C15A0 code?

Potential repairs include replacing the faulty reverse valve, repairing or replacing damaged wiring, and reprogramming or replacing the air suspension control module if necessary.

Can I reset the C15A0 code myself?

Yes, you can reset the C15A0 code using an OBDII scanner after addressing the underlying issue, but the code may return if the problem is not resolved.

How much does it typically cost to fix the issue related to the C15A0 code?

Repair costs can vary widely depending on the specific issue, ranging from $100 for minor wiring repairs to over $1,000 for parts replacement, such as a new air suspension control module.

Should I consult a professional for the C15A0 code?

If you're not experienced with automotive repairs, it's best to consult a professional technician to ensure a proper diagnosis and repair of the air suspension system.