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P0733 Hyundai Code - Third Gear Incorrect Ratio

Quick Answer

The P0733 code for Hyundai vehicles indicates that there is an issue with the third gear's incorrect ratio. Common causes include Low transmission fluid levels, Faulty shift solenoid, Worn-out clutch components. 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
P0733 Hyundai indicates Third Gear Incorrect Ratio.
Common causes
Common causes include Low transmission fluid levels, Faulty shift solenoid, Worn-out clutch components.
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 Aug 18, 2024
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Code P0733 Hyundai Description

The P0733 code for Hyundai vehicles indicates that there is an issue with the third gear's incorrect ratio. This means that the transmission is not shifting into the third gear properly, which can lead to various performance issues. When the transmission is unable to engage the correct gear ratio, it can result in poor acceleration, reduced fuel efficiency, harsh shifting, and potential damage to the transmission components over time.

OBDII Code P0733 Hyundai - Third Gear Incorrect Ratio
P0733 Hyundai Code - Third Gear Incorrect Ratio

Common Causes of P0733 Hyundai

  1. Low transmission fluid levels
  2. Faulty shift solenoid
  3. Worn-out clutch components
  4. Internal transmission damage
  5. Electrical issues in the transmission control module

Symptoms of P0733 Hyundai

  1. Harsh shifting or slipping between gears
  2. Delayed or erratic shifting patterns
  3. Poor acceleration and reduced power
  4. Illuminated check engine light
  5. Overheating transmission

How to Fix P0733 Hyundai

  1. Check and top up transmission fluid levels
  2. Inspect and replace faulty shift solenoid
  3. Replace worn-out clutch components
  4. Perform a thorough transmission diagnostic to identify internal damage
  5. Reset the transmission control module and clear the trouble code

Cost to Fix P0733 Hyundai

The cost of repairing a P0733 code for a Hyundai vehicle can vary depending on the specific cause of the issue. On average, the repair costs can range from $200 to $800, including parts and labor. However, the exact cost may be higher if there is significant internal transmission damage that requires a rebuild or replacement. It is recommended to consult with a professional mechanic to get an accurate estimate based on the specific diagnosis and repair needed. Keep in mind that labor rates can vary, so it's advisable to research local rates for a more precise estimate.

What does this mean?

Tech Notes for P0733 Hyundai

Start by inspecting the transmission fluid level and condition, and change fluid if necessary.

When is the Code Detected?

P0733 is detected when A/T cannot be shifted to the 3nd gear position even if electrical circuit is good.

Need more information about the P0733 Hyundai code?

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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 P0733 Hyundai Code

1. What are the common symptoms of OBDII code P0733 in a Hyundai related to third gear incorrect ratio?

The common symptoms include harsh shifting when the vehicle tries to shift into third gear, slipping while driving in third gear, and the transmission may stay stuck in third gear.

2. What are the possible causes of OBDII code P0733 indicating third gear incorrect ratio in a Hyundai?

The code P0733 can be caused by issues such as low transmission fluid levels, a faulty shift solenoid, a malfunctioning transmission control module, or internal transmission problems like worn-out clutches or gears.

3. How can I diagnose the OBDII code P0733 on my Hyundai if I suspect a third gear incorrect ratio issue?

Diagnosing the code P0733 may involve checking the transmission fluid level and condition, inspecting for any external leaks, scanning the transmission control module for error codes, and performing a thorough inspection of the transmission components.

4. Is it safe to continue driving my Hyundai with OBDII code P0733 indicating a third gear incorrect ratio?

It is not recommended to continue driving the vehicle with this issue as it can lead to further damage to the transmission. It's best to have the problem diagnosed and repaired promptly to prevent more extensive and costly repairs.

5. Can I reset the OBDII code P0733 in my Hyundai to see if it comes back or if it was a temporary issue?

While you can clear the code temporarily, it is not a recommended solution as the underlying problem causing the code will still persist. It's crucial to address the root cause of the issue to prevent it from recurring.

6. How much does it typically cost to repair OBDII code P0733 related to third gear incorrect ratio in a Hyundai?

The cost of repairing the code P0733 can vary depending on the specific cause of the issue. It can range from a simple fix like replacing a solenoid to more complex repairs involving the transmission components, costing anywhere from a few hundred to a few thousand dollars.

7. Are there any DIY repair tips for fixing OBDII code P0733 in a Hyundai with a third gear incorrect ratio problem?

DIY repairs for this code can be challenging due to the complexity of transmission systems. It's best to consult a professional mechanic for an accurate diagnosis and proper repair to ensure the issue is resolved correctly.

8. Can a software update or reprogramming fix OBDII code P0733 in a Hyundai indicating third gear incorrect ratio?

In some cases, updating the transmission control module software can resolve issues related to incorrect gear ratios. It's worth consulting with a dealership or a qualified technician to determine if a software update could potentially fix the problem.

9. How long does it typically take to repair OBDII code P0733 related to a third gear incorrect ratio in a Hyundai?

The repair time for this code can vary depending on the exact cause of the issue and the extent of the repairs needed. Simple fixes like replacing a solenoid may take a few hours, while more complex repairs could require several days.

10. Will driving my Hyundai with OBDII code P0733 affect fuel efficiency or engine performance?

Driving with the code P0733 may cause decreased fuel efficiency and poor engine performance due to the transmission not shifting correctly. It's important to address the issue promptly to avoid further damage and maintain optimal vehicle operation.

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