Hyundai Kia Error Code P1764: How to Fix It
Hard 4-6 hours High Severity
Verified June 2026
- Error Code
- P1764
- Brand
- Hyundai Kia
- Product Type
- automotive
- Severity
- High
- DIY Difficulty
- Hard
- Estimated Fix Time
- 4-6 hours
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Tools You'll Need
- OBD2 scanner
- Socket set
- Transmission fluid drain pan
- Multimeter
- Electrical contact cleaner
- Torque wrench
- Jack and jack stands
How to Fix Error Code P1764
-
Safety Preparation
Never work under a vehicle supported only by a jack. Use jack stands for safety. -
Connect OBD2 Scanner
-
Check Transmission Fluid Level and Condition
Hot transmission fluid can cause severe burns. Use caution when checking fluid level. -
Locate Transmission Control Module
-
Test Pressure Control Solenoid 2
-
Inspect Wiring Harness
-
Remove Transmission Pan
Transmission fluid may still be hot even after cooling period. Wear protective gloves. -
Replace Pressure Control Solenoid
-
Reassemble and Refill
-
Clear Codes and Test Drive
Parts You May Need
Pressure control solenoid
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Transmission pan gasket
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Transmission fluid
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Transmission filter
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Pressure control solenoid
Check Price on Amazon
Transmission pan gasket
Check Price on Amazon
Transmission fluid
Check Price on Amazon
Transmission filter
Check Price on Amazon
Pressure control solenoid
Check Price on Amazon
Transmission pan gasket
Check Price on Amazon
Transmission fluid
Check Price on Amazon
Transmission filter
Check Price on Amazon
Pressure control solenoid
Check Price on Amazon
Transmission pan gasket
Check Price on Amazon
Transmission fluid
Check Price on Amazon
Transmission filter
Check Price on Amazon
Pressure control solenoid
Check Price on Amazon
Transmission pan gasket
Check Price on Amazon
Transmission fluid
Check Price on Amazon
Transmission filter
Check Price on Amazon
Pressure control solenoid
Check Price on Amazon
Transmission pan gasket
Check Price on Amazon
Transmission fluid
Check Price on Amazon
Transmission filter
Check Price on Amazon
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When to Call a Professional
Call a transmission specialist if you find excessive metal debris in the transmission pan, if multiple solenoids are failing, or if the problem persists after solenoid replacement. Internal transmission damage requires professional rebuild or replacement.Frequently Asked Questions
Can I drive with P1764 code?
Driving with P1764 should be avoided as it can cause severe transmission damage. The stuck solenoid prevents proper pressure control, leading to harsh shifts and potential transmission failure.
How much does it cost to fix P1764?
DIY repair costs $150-300 for solenoid replacement. Professional repair ranges from $400-800 depending on labor rates and additional transmission service needed.
What causes pressure control solenoids to fail?
Common causes include contaminated transmission fluid, electrical faults, normal wear over high mileage, and internal transmission debris clogging solenoid passages.
Will P1764 cause transmission to not shift?
P1764 typically causes harsh shifting, delayed engagement, or slipping rather than complete shift failure. However, continued driving may lead to total transmission failure.
How often should transmission solenoids be replaced?
Transmission solenoids typically last 150,000-200,000 miles with proper maintenance. Regular fluid changes every 30,000-60,000 miles help extend solenoid life.