AutoCodes – Volkswagen – P023C Volkswagen

P023C Volkswagen Code - Charge Air Cooler Coolant Pump Control Circuit High

Quick Answer

The Powertrain Control Module (PCM) monitors the Charge Air Cooler Coolant Pump function. Common causes include Faulty Charge Air Cooler Coolant Pump, Charge Air Cooler Coolant Pump harness is open or shorted, Charge Air Cooler Coolant Pump 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: P023C Volkswagen indicates Charge Air Cooler Coolant Pump Control Circuit High.
Common causes: Common causes include Faulty Charge Air Cooler Coolant Pump, Charge Air Cooler Coolant Pump harness is open or shorted, Charge Air Cooler Coolant Pump 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 2,654

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 Apr 13, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P023C Volkswagen Description

The Powertrain Control Module (PCM) monitors the Charge Air Cooler Coolant Pump function. The PCM sets the OBDII code when the Charge Air Cooler Coolant Pump is out of factory specifications.

OBDII Code P023C Volkswagen - Charge Air Cooler Coolant Pump Control Circuit High - AutoCodes.com — P023C Volkswagen Code - Charge Air Cooler Coolant Pump Control Circuit High

What does this mean?

What are the Possible Causes of the DTC P023C Volkswagen?

Faulty Charge Air Cooler Coolant Pump
Charge Air Cooler Coolant Pump harness is open or shorted
Charge Air Cooler Coolant Pump circuit poor electrical connection

How to Fix the DTC P023C 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 P023C 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 P023C Volkswagen code?

Need more information on how to fix the P023C Volkswagen code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P023C Volkswagen 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 P023C Volkswagen Code

1. What are the common symptoms of OBDII code P023C in a Volkswagen related to the Charge Air Cooler Coolant Pump Control Circuit High?

- Common symptoms include engine overheating, reduced engine performance, and the illumination of the Check Engine light.

2. What are the possible causes of OBDII code P023C in a Volkswagen?

- The code P023C can be triggered by issues such as a faulty charge air cooler coolant pump, a short circuit in the control circuit, or a malfunction in the coolant pump relay.

3. How can I diagnose the Charge Air Cooler Coolant Pump Control Circuit High issue in my Volkswagen?

- You can start by inspecting the charge air cooler coolant pump, checking the control circuit for any signs of damage or shorts, and testing the coolant pump relay for proper functioning.

4. Can I continue driving my Volkswagen with OBDII code P023C?

- It is not recommended to drive your vehicle with code P023C as it can lead to engine overheating and potential damage. It is advised to address the issue promptly.

5. How can I repair OBDII code P023C in my Volkswagen?

- The repair process may involve replacing the charge air cooler coolant pump, repairing any damaged wiring in the control circuit, and checking and potentially replacing the coolant pump relay.

6. Is it possible to reset the Check Engine light after fixing OBDII code P023C in my Volkswagen?

- Yes, you can reset the Check Engine light using an OBDII scanner or by disconnecting the car's battery for a few minutes.

7. Will fixing OBDII code P023C improve my Volkswagen's performance?

- Yes, resolving code P023C can help restore normal engine performance, prevent overheating issues, and ensure your vehicle runs smoothly.

8. How long does it typically take to repair OBDII code P023C in a Volkswagen?

- The repair time can vary depending on the exact cause of the issue and the availability of parts, but it usually takes a few hours to complete the necessary repairs.

9. Are there any preventive maintenance tips to avoid OBDII code P023C in my Volkswagen?

- Regularly inspecting and maintaining the charge air cooler coolant pump, checking the control circuit for any issues, and addressing any cooling system problems promptly can help prevent code P023C from occurring.

10. Can a mechanic help me fix OBDII code P023C in my Volkswagen?

- Yes, a qualified mechanic with experience in diagnosing and repairing engine-related issues can assist you in fixing code P023C in your Volkswagen.