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P1772 Hyundai Code - Selection Position

Quick Answer

The P1772 diagnostic trouble code for Hyundai vehicles relates to the Selection Position Switch. Common causes include Faulty selection position switch, Damaged wiring, Corrosion in the electrical connections. 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
P1772 Hyundai indicates Selection Position.
Common causes
Common causes include Faulty selection position switch, Damaged wiring, Corrosion in the electrical connections.
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 09, 2024
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Code P1772 Hyundai Description

The P1772 diagnostic trouble code for Hyundai vehicles relates to the Selection Position Switch. This code indicates that there is an issue with the selection position switch, which is responsible for determining the gear selection in the transmission. The selection position switch is an essential component that communicates the gear selection to the vehicle's computer system, allowing for proper shifting and operation of the transmission.

OBDII Code P1772 Hyundai - Selection Position
P1772 Hyundai Code - Selection Position

Common Causes of P1772 Hyundai

  1. Faulty selection position switch
  2. Damaged wiring
  3. Corrosion in the electrical connections
  4. Transmission fluid contamination
  5. Electronic control unit (ECU) issues

Symptoms of P1772 Hyundai

  1. Difficulty shifting gears
  2. Transmission getting stuck in a specific gear
  3. Rough shifting
  4. Limp mode activation
  5. Poor acceleration

How to Fix P1772 Hyundai

  1. Start by diagnosing the issue using a professional diagnostic scanner to confirm the P1772 code and identify the root cause.
  2. Inspect the selection position switch and wiring for any damage or corrosion. Replace the switch if it is faulty and repair any damaged wiring.
  3. Clear the trouble code from the vehicle's computer system and perform a test drive to ensure the issue has been resolved.
  4. If the problem persists, consider checking the transmission fluid for contamination or performing a more in-depth inspection of the ECU.

Cost to Fix P1772 Hyundai

The typical repair cost for addressing the P1772 code on a Hyundai vehicle can range from $200 to $500, including parts and labor. However, the specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. It's advisable to check local rates for a more precise estimate. Keep in mind that rates in metropolitan areas or at dealerships may be higher, while independent shops often charge less.

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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 P1772 Hyundai Code

1. What does the OBDII code P1772 mean on a Hyundai?

P1772 indicates an issue with the transmission range switch, often related to the selection position input not being correctly recognized by the vehicle's computer.

2. What are the common symptoms of code P1772 in a Hyundai?

Symptoms may include the vehicle being stuck in one gear, hesitation during shifting, the transmission going into limp mode, or an illuminated check engine light.

3. What causes the P1772 code to appear in a Hyundai?

Common causes include a faulty transmission range switch, damaged wiring or connectors, or issues with the vehicle's shift linkage.

4. Can driving with a P1772 code cause further damage to my Hyundai?

Yes, driving with this code can lead to transmission damage or unsafe driving conditions if the vehicle becomes stuck in an incorrect gear.

5. How do I diagnose the P1772 code on my Hyundai?

Diagnosis typically involves using an OBDII scanner, inspecting the transmission range switch, checking the wiring and connectors, and testing the shift linkage.

6. How is the P1772 code fixed in a Hyundai?

Repairs may involve replacing the transmission range switch, repairing or replacing damaged wiring, or adjusting the shift linkage.

7. How much does it cost to repair code P1772 on a Hyundai?

Repair costs can vary but typically range from $150 to $400, depending on whether the issue is with the switch, wiring, or linkage.

8. Can I reset the P1772 code without fixing the problem?

While you can clear the code with an OBDII scanner, the issue will likely return if the underlying problem is not fixed.

9. Is the transmission range switch in a Hyundai easy to replace?

Replacing the transmission range switch can be straightforward for those experienced with car repairs, but professional help may be needed for proper diagnosis and installation.

10. What tools are needed to diagnose and repair the P1772 code on a Hyundai?

You’ll typically need an OBDII scanner, basic hand tools, a multimeter for electrical testing, and possibly a repair manual specific to your Hyundai model.

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