OBD-II Generic Error Code P0762: How to Fix It
Medium 2-4 hours Medium Severity
Verified June 2026
- Error Code
- P0762
- Brand
- OBD-II Generic
- Product Type
- automotive
- Severity
- Medium
- DIY Difficulty
- Medium
- Estimated Fix Time
- 2-4 hours
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Tools You'll Need
- OBD2 scanner
- Multimeter
- Jack and jack stands
- Transmission fluid
- Drain pan
- Socket set
- Torque wrench
- Shop towels
- Safety gloves
How to Fix Error Code P0762
-
Verify the Code
Ensure the vehicle is parked on a level surface with the engine off and parking brake applied. -
Check Transmission Fluid Level and Condition
Be careful of hot engine components. Wear gloves if needed. -
Inspect Solenoid Connector and Wiring
Disconnect the negative battery terminal before probing wires to avoid shorts. -
Test the Shift Solenoid 'C'
Drain transmission fluid before removing the pan. Have a catch pan ready. Dispose of old fluid properly. -
Replace the Shift Solenoid 'C' (if faulty)
Use OEM or high-quality aftermarket solenoid. Torque bolts to manufacturer specs. Recheck fluid level after test drive. -
Clear Codes and Test Drive
If the code returns, there may be an internal transmission mechanical issue; seek professional diagnosis.
Parts You May Need
Shift Solenoid C
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Transmission fluid
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Transmission pan gasket
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Shift Solenoid C
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Transmission fluid
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Transmission pan gasket
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Shift Solenoid C
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Transmission fluid
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Transmission pan gasket
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Shift Solenoid C
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Transmission fluid
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Transmission pan gasket
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When to Call a Professional
If you are not comfortable draining transmission fluid or working on the transmission valve body, or if the code returns after replacing the solenoid, the transmission may have internal damage or clogged passages requiring professional diagnosis and repair.Frequently Asked Questions
Can I drive with code P0762?
It is not recommended. A stuck solenoid can cause harsh shifting, slipping, or transmission damage. Drive only to a repair shop if necessary.
How much does it cost to fix P0762?
DIY cost: $50-$200 for a solenoid and fluid. Mechanic cost: $300-$900 depending on labor and parts.
What causes shift solenoid C to stick on?
Common causes include dirty or low transmission fluid, electrical issues like shorted wiring, or a faulty solenoid.
Is P0762 the same as P0760?
No. P0760 is a generic circuit malfunction for shift solenoid C, while P0762 specifically indicates the solenoid is stuck on.
Do I need to replace all solenoids if one is bad?
Not necessarily. You can replace just the faulty solenoid, but some mechanics recommend replacing all solenoids in the valve body for preventive maintenance.