AutoCodes – Generic – P1D73

P1D73 Code - Active Grill Shutter Performance

Quick Answer

The Powertrain Control Module (PCM) receives a message from the Active Grill Shutter (AGS) Actuator that the open to close position travel is above 100 degrees or the mechanical stop was detected before the commanded position was reached. Common causes include Active Grill Shutter (AGS) Obstructed / Binding, Faulty Active Grill Shutter (AGS) Actuator, Active Grill Shutter (AGS) Actuator harness is open or shorted. 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 indicates Active Grill Shutter Performance.
Common causes: Common causes include Active Grill Shutter (AGS) Obstructed / Binding, Faulty Active Grill Shutter (AGS) Actuator, Active Grill Shutter (AGS) Actuator harness is open or shorted.
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 30,222

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 18, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P1D73 Description

OBDII Code P1D73 - Active Grill Shutter Performance - AutoCodes.com — P1D73 Code - Active Grill Shutter Performance

What does this mean?

What are the Possible Causes of the DTC P1D73?

Active Grill Shutter (AGS) Obstructed / Binding
Faulty Active Grill Shutter (AGS) Actuator
Active Grill Shutter (AGS) Actuator harness is open or shorted
Active Grill Shutter (AGS) Actuator circuit poor electrical connection

How to Fix the DTC P1D73?

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 P1D73 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 P1D73 code?

Need more information on how to fix the P1D73 code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P1D73 code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P1D73 Acura — Traction Motor Temperature Sensor Range/Performance Problem High
P1D73 Chrysler — Active Grill Shutter Performance
P1D73 Dodge — Active Grill Shutter Performance
P1D73 Fiat — Active Grill Shutter Performance
P1D73 Honda — Traction Motor Temperature Sensor Range/Performance Problem High
P1D73 Jeep — Active Grill Shutter Performance

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 Code

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

The common symptoms include poor fuel efficiency, engine overheating, and possible illumination of the check engine light.

2. What causes OBDII code P1D73 to trigger?

The code P1D73 is usually triggered when there is a malfunction in the active grill shutter system, which regulates airflow to the engine for improved efficiency.

3. How can I diagnose the issue related to OBDII code P1D73?

Diagnosing the issue involves checking the active grill shutter components for any physical damage, loose connections, or electrical issues using a diagnostic scanner.

4. What are some repair tips for resolving OBDII code P1D73?

Repair tips for resolving P1D73 may include inspecting and cleaning the active grill shutter components, replacing any faulty parts, and resetting the fault codes with a diagnostic tool.

5. Can I drive my vehicle with OBDII code P1D73 active?

It is not recommended to drive the vehicle with the P1D73 code active, as it can lead to reduced engine performance and potential damage if the underlying issue is not addressed promptly.

6. How serious is OBDII code P1D73 (Active Grill Shutter Performance)?

While the code itself may not cause immediate harm to the vehicle, ignoring it can lead to decreased fuel efficiency and potential engine overheating issues over time.

7. Are there any common mistakes to avoid when dealing with OBDII code P1D73?

One common mistake to avoid is assuming the issue is minor and neglecting to address it promptly, as it can lead to more significant problems down the line.

8. How much does it typically cost to repair OBDII code P1D73?

The cost of repairing OBDII code P1D73 can vary depending on the extent of the issue, but it may involve relatively minor repairs or component replacements.

9. Can a DIY enthusiast fix OBDII code P1D73 at home?

Depending on the DIY enthusiast's skill level and access to tools, it may be possible to address some aspects of the P1D73 code at home, such as inspecting and cleaning components.

10. Is it necessary to visit a mechanic for OBDII code P1D73, or can I ignore it?

While you can initially try to diagnose and address the issue yourself, it is generally recommended to consult a mechanic to ensure proper diagnosis and repair of OBDII code P1D73.