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Engine-Codes – Generic – P073A

P073A Code - Stuck in Gear 5

Quick Answer

The diagnostic trouble code P073A indicates that the vehicle's transmission is stuck in gear 5. Common causes include Faulty transmission solenoid, Low transmission fluid levels, Malfunctioning transmission control module. 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
P073A indicates Stuck in Gear 5.
Common causes
Common causes include Faulty transmission solenoid, Low transmission fluid levels, Malfunctioning transmission control module.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 15, 2024
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Code P073A Description

The diagnostic trouble code P073A indicates that the vehicle's transmission is stuck in gear 5. This means that the transmission is unable to shift out of fifth gear, which can lead to various performance issues and potential long-term damage if not addressed promptly. The transmission is a critical component of the vehicle that is responsible for transferring power from the engine to the wheels. When the transmission is stuck in gear 5, it can cause the engine to operate at higher RPMs than normal, leading to decreased fuel efficiency, increased wear and tear on the engine, and reduced overall performance.

OBDII Code P073A - Stuck in Gear 5
P073A Code - Stuck in Gear 5

Common Causes of P073A

  1. Faulty transmission solenoid.
  2. Low transmission fluid levels.
  3. Malfunctioning transmission control module.
  4. Mechanical damage to the transmission gears.
  5. Electrical issues within the transmission system.

Symptoms of P073A

  1. Engine revving at high RPMs while driving at a constant speed.
  2. Difficulty accelerating or maintaining speed.
  3. Harsh or delayed shifting between gears.
  4. Check Engine Light illuminated on the dashboard.
  5. Transmission slipping or jerking during gear changes.

How to Fix P073A

  1. Perform a diagnostic scan to retrieve the trouble code and identify the specific issue causing the transmission to be stuck in gear 5.
  2. Inspect the transmission fluid level and quality, topping off or replacing the fluid as needed.
  3. Check for any loose or damaged wiring connections related to the transmission control module.
  4. Test the transmission solenoids and replace any faulty components.
  5. If mechanical damage is found within the transmission, a rebuild or replacement of the transmission may be necessary.

Cost to Fix P073A

The cost of repairing a transmission stuck in gear 5 can vary depending on the specific cause of the issue and the extent of the damage. On average, the repair costs for this issue can range from $500 to $2000, including parts and labor. It is important to note that the actual cost may be higher or lower based on the location, vehicle make and model, and the severity of the problem. Additionally, diagnostic time and labor rates at auto repair shops can vary, with hourly rates typically ranging from $80 to $150. It is recommended to obtain quotes from multiple shops to ensure a competitive price for the repair.

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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 P073A Code

1. What are the common symptoms of OBDII code P073A "Stuck in Gear 5"?

- Common symptoms include the transmission being stuck in 5th gear, difficulty shifting gears, and potential engine stalling.

2. What are the possible causes of OBDII code P073A?

- Possible causes include a malfunctioning transmission control module, damaged wiring or connectors, low transmission fluid, or internal transmission issues.

3. How can I diagnose the cause of OBDII code P073A?

- Diagnosing the issue can involve conducting a visual inspection of wiring and connectors, checking transmission fluid levels and condition, and performing a scan tool test to analyze transmission data.

4. Can driving with OBDII code P073A cause further damage?

- Continuing to drive with this code can potentially lead to increased wear and tear on the transmission and other components, risking further damage and potentially expensive repairs.

5. What are some possible repair tips for fixing OBDII code P073A?

- Repair tips may include checking and topping up transmission fluid, inspecting and repairing damaged wiring, resetting the transmission control module, or seeking professional diagnosis and repair.

6. Is it safe to continue driving if my vehicle is stuck in gear 5 due to OBDII code P073A?

- It is not recommended to continue driving in this condition, as it can lead to further damage to the transmission system and potentially unsafe driving conditions.

7. How much does it typically cost to repair OBDII code P073A "Stuck in Gear 5"?

- The repair cost can vary depending on the specific cause of the issue, but it may range from a few hundred to over a thousand dollars, including parts and labor.

8. Can OBDII code P073A be a false alarm or intermittent issue?

- While intermittent issues can sometimes trigger the code temporarily, it's essential to address the underlying cause to prevent potential long-term damage to the transmission system.

9. Can OBDII code P073A be reset by disconnecting the battery?

- Disconnecting the battery may clear the code temporarily, but if the underlying issue causing the code is not addressed, it is likely to reappear once the vehicle is driven again.

10. Is it advisable to attempt DIY repairs for OBDII code P073A "Stuck in Gear 5"?

- DIY repairs for this code can be challenging and may require specialized tools and expertise. It's recommended to consult a professional mechanic for accurate diagnosis and repair to ensure the issue is properly resolved.

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