AutoCodes – Volkswagen – P1223 Volkswagen

P1223 Volkswagen Code - Cylinder Shut Off Exhaust Valves Open Circuit

Quick Answer

P1223 Volkswagen indicates Cylinder Shut Off Exhaust Valves Open Circuit. Common causes include Faulty Shut Off Relay, Shut Off Relay harness is open or shorted, Shut Off Relay 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: P1223 Volkswagen indicates Cylinder Shut Off Exhaust Valves Open Circuit.
Common causes: Common causes include Faulty Shut Off Relay, Shut Off Relay harness is open or shorted, Shut Off Relay 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 2,978

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 Jul 19, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1223 Volkswagen Description

OBDII Code P1223 Volkswagen - Cylinder Shut Off Exhaust Valves Open Circuit - AutoCodes.com — P1223 Volkswagen Code - Cylinder Shut Off Exhaust Valves Open Circuit

What does this mean?

What are the Possible Causes of the DTC P1223 Volkswagen?

Faulty Shut Off Relay
Shut Off Relay harness is open or shorted
Shut Off Relay circuit poor electrical connection

How to Fix the DTC P1223 Volkswagen?

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 P1223 Volkswagen 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 P1223 Volkswagen code?

Need more information on how to fix the P1223 Volkswagen code? Get Access to Factory Service Manuals

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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 P1223 Volkswagen Code

1. What are the common symptoms of OBDII code P1223 in a Volkswagen related to Cylinder Shut Off Exhaust Valves Open Circuit?

The common symptoms include rough idling, reduced engine performance, and an illuminated Check Engine Light.

2. What are the possible causes of OBDII code P1223 in a Volkswagen indicating Cylinder Shut Off Exhaust Valves Open Circuit?

Possible causes include a faulty exhaust valve solenoid, damaged wiring or connectors, or a problem with the engine control module.

3. How can I diagnose the issue triggering OBDII code P1223 in my Volkswagen?

Diagnosing the problem involves inspecting the exhaust valve solenoid, checking the wiring for any damage, and using a scan tool to monitor the signals between the solenoid and the engine control module.

4. Can I continue driving my Volkswagen with OBDII code P1223 present?

It is not recommended to drive your vehicle with this code as it can lead to further damage to the engine and emissions system.

5. How can I repair OBDII code P1223 in my Volkswagen myself?

You can attempt to repair the issue by replacing the faulty exhaust valve solenoid, repairing any damaged wiring or connectors, and clearing the trouble code with a scan tool.

6. Will OBDII code P1223 clear on its own after the issue is fixed in my Volkswagen?

After the issue triggering the code is fixed, you may need to use a scan tool to clear the code and reset the Check Engine Light.

7. Is it necessary to visit a mechanic for OBDII code P1223 in a Volkswagen, or can I fix it myself?

While some experienced DIYers may be able to fix the issue themselves, it is recommended to consult a mechanic for proper diagnosis and repair to ensure the problem is fully resolved.

8. Are there any preventive measures to avoid OBDII code P1223 in a Volkswagen?

Regularly servicing your vehicle, including checking the exhaust system components and wiring, can help prevent issues that may trigger this trouble code.

9. How serious is OBDII code P1223 in a Volkswagen?

Ignoring this code can lead to reduced engine performance, increased emissions, and potential damage to the engine components. It is best to address the issue promptly.

10. Can weather conditions affect the triggering of OBDII code P1223 in a Volkswagen?

Extreme weather conditions, such as excessive heat or moisture, can potentially affect the electrical components related to the exhaust valves and trigger this trouble code.