Engine-CodesDodge – P1D73 Dodge

P1D73 Dodge Code - Active Grill Shutter Performance

Quick Answer

The P1D73 code for Dodge vehicles refers to an issue with the Active Grill Shutter system's performance. Common causes include Faulty Active Grill Shutter motor, Wiring issues or electrical problems, Debris blocking the grill shutters. 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
P1D73 Dodge indicates Active Grill Shutter Performance.
Common causes
Common causes include Faulty Active Grill Shutter motor, Wiring issues or electrical problems, Debris blocking the grill shutters.
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.
Table of contents Created and updated by William Orellana on Aug 19, 2024
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Code P1D73 Dodge Description

The P1D73 code for Dodge vehicles refers to an issue with the Active Grill Shutter system's performance. The Active Grill Shutter system is designed to improve the vehicle's aerodynamics and overall efficiency by adjusting the airflow through the grille. When this system malfunctions, it can lead to decreased fuel efficiency, engine performance issues, and potential overheating problems. The code indicates that there is a problem with the system's operation, which could be caused by a variety of factors.

OBDII Code P1D73 Dodge - Active Grill Shutter Performance
P1D73 Dodge Code - Active Grill Shutter Performance

Common Causes of P1D73 Dodge

  1. Faulty Active Grill Shutter motor
  2. Wiring issues or electrical problems
  3. Debris blocking the grill shutters
  4. Software malfunction in the Active Grill Shutter control module
  5. Physical damage to the grill shutters

Symptoms of P1D73 Dodge

  1. Decreased fuel efficiency
  2. Engine overheating
  3. Check engine light illuminated
  4. Reduced engine performance
  5. Loud noise coming from the front grille area

How to Fix P1D73 Dodge

  1. Diagnose the issue using a diagnostic scanner to determine the exact cause of the problem.
  2. Inspect the Active Grill Shutter system for any physical damage or blockages.
  3. Test the Active Grill Shutter motor and its electrical connections for proper operation.
  4. Clear any debris or obstructions from the grill shutters.
  5. Replace any faulty components, such as the motor or control module, if necessary.

Cost to Fix P1D73 Dodge

The cost of repairing the Active Grill Shutter performance issue can vary depending on the specific cause of the problem and the extent of the repairs needed. In general, the cost can range from $150 to $500 for parts and labor. It's important to note that diagnostic time and labor rates can impact the overall cost, so it's recommended to consult with a qualified mechanic for a more accurate estimate based on the vehicle's make and model.

Tech Notes for P1D73 Dodge





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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 P1D73 Dodge Code

1. What are common symptoms of OBDII code P1D73 (Dodge) related to Active Grill Shutter Performance?

The common symptoms include poor engine performance, reduced fuel efficiency, and the activation of the check engine light.

2. What could cause OBDII code P1D73 (Dodge) to trigger regarding Active Grill Shutter Performance?

The code P1D73 may be triggered due to a faulty active grill shutter actuator, wiring issues, or a malfunction in the active grill shutter system components.

3. How can I diagnose the cause of OBDII code P1D73 (Dodge) for Active Grill Shutter Performance issues?

Diagnosing the issue involves checking the active grill shutter actuator, inspecting the wiring harness for any damage, and testing the functionality of the active grill shutter system components.

4. Can I still drive my vehicle with OBDII code P1D73 (Dodge) related to Active Grill Shutter Performance?

It is not recommended to drive the vehicle with this code present, as it can lead to decreased performance and fuel efficiency. It is best to address the issue promptly.

5. What repairs may be necessary to fix OBDII code P1D73 (Dodge) for Active Grill Shutter Performance problems?

Repairs may involve replacing the faulty active grill shutter actuator, repairing or replacing damaged wiring, or addressing any malfunctioning components in the active grill shutter system.

6. Are there any DIY tips for addressing OBDII code P1D73 (Dodge) regarding Active Grill Shutter Performance?

DIY tips may include checking for loose connections, ensuring the active grill shutter is not obstructed, and inspecting the actuator for any visible damage before seeking professional help if needed.

7. How important is it to fix OBDII code P1D73 (Dodge) associated with Active Grill Shutter Performance?

It is essential to address this code promptly to prevent further damage to the active grill shutter system and ensure optimal engine performance and fuel efficiency.

8. Can a simple reset of the OBDII system clear OBDII code P1D73 (Dodge) for Active Grill Shutter Performance?

A simple reset may temporarily clear the code, but if the underlying issue is not addressed, the code is likely to reappear. It is best to diagnose and fix the root cause of the problem.

9. Is OBDII code P1D73 (Dodge) for Active Grill Shutter Performance a common issue in Dodge vehicles?

While not extremely common, issues with the active grill shutter system leading to OBDII code P1D73 have been reported in certain Dodge vehicles.

10. Can extreme weather conditions impact the active grill shutter system and trigger OBDII code P1D73 (Dodge)?

Extreme weather conditions, such as extreme cold or heat, can potentially affect the operation of the active grill shutter system and contribute to triggering the OBDII code P1D73 in Dodge vehicles.

Discuss the causes and fixes for P1D73 Dodge OBDII Code

  • This video answered my question right off the bat, I can easily see what I need to check and how to correct this issue, thank you for your willingness to share this information.
    I'm sure I'll be watching more of your videos, as I just bought a 2015 Dodge Ram 1500 Big Horn.

  • Thank you for sharing!!