AutoCodesDodge – P2623 Dodge

P2623 Dodge Code - Injector Control Pressure Regulator Circuit/Open

Quick Answer

The Powertrain Control Module (PCM) monitors the Injector Control Pressure Regulator (ICPR) Circuit. Common causes include Faulty Injector Control Pressure Regulator, Injector Control Pressure Regulator harness is open or shorted, Injector Control Pressure Regulator 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
P2623 Dodge indicates Injector Control Pressure Regulator Circuit/Open.
Common causes
Common causes include Faulty Injector Control Pressure Regulator, Injector Control Pressure Regulator harness is open or shorted, Injector Control Pressure Regulator 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 4,844
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Jan 22, 2019
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Code P2623 Dodge Description

The Powertrain Control Module (PCM) monitors the Injector Control Pressure Regulator (ICPR) Circuit. The PCM sets the OBDII code when the Injector Control Pressure Regulator circuit is out of factory specifications.
OBDII Code P2623 Dodge - Injector Control Pressure Regulator Circuit/Open - AutoCodes.com
P2623 Dodge Code - Injector Control Pressure Regulator Circuit/Open

What are the Possible Causes of the DTC P2623 Dodge?

  • Faulty Injector Control Pressure Regulator
  • Injector Control Pressure Regulator harness is open or shorted
  • Injector Control Pressure Regulator circuit poor electrical connection

How to Fix the DTC P2623 Dodge?

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 P2623 Dodge 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.

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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 P2623 Dodge Code

1. What does the OBDII code P2623 mean on a Dodge vehicle?

P2623 indicates an issue with the Injector Control Pressure Regulator Circuit, which may involve an electrical fault or an open circuit affecting fuel injection pressure regulation.

2. What are common symptoms of the P2623 code on Dodge vehicles?

Symptoms may include rough idling, difficulty starting, reduced engine performance, poor fuel efficiency, and the Check Engine Light turning on.

3. What causes the P2623 code on a Dodge vehicle?

Common causes include a damaged injector pressure regulator, faulty wiring or connections in the circuit, a defective powertrain control module (PCM), or contamination in the fuel system.

4. Can I drive my Dodge vehicle with the P2623 code?

While you may still be able to drive, operating the vehicle with this code can lead to engine performance issues and potential damage. It's best to address the problem promptly.

5. How do I diagnose the P2623 code on a Dodge vehicle?

Diagnosis typically involves inspecting the wiring and connectors for damage, testing the injector pressure regulator for proper function, and using a scan tool to monitor circuit signals.

6. How do I fix the P2623 code on a Dodge vehicle?

Repairs may include replacing damaged wiring or connectors, cleaning or replacing the injector pressure regulator, or updating/reprogramming the PCM if necessary.

7. How much does it cost to repair the P2623 code on a Dodge vehicle?

Repair costs vary depending on the cause, but replacing the injector control pressure regulator typically costs $200–$500, excluding labor.

8. Can a dirty fuel system cause the P2623 code?

Yes, contamination or debris in the fuel system can affect the injector pressure regulator's operation and trigger this code.

9. Will clearing the code fix the P2623 issue on my Dodge?

Clearing the code may temporarily remove the error, but the underlying issue must be resolved to prevent the code from returning.

10. Can a faulty PCM trigger the P2623 code on Dodge vehicles?

Yes, a malfunctioning PCM can misinterpret or fail to regulate the injector control pressure circuit, resulting in this code.

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