What are the common causes of P06DE?

An oil pressure control valve stuck on. A shorted oil pressure control solenoid. A faulty oil pressure sensor. Incorrect oil viscosity holding pressure high.

Check the oil level and the correct oil type. Inspect the oil pressure control solenoid for a short. Test the oil pressure control valve through its range. Compare the oil pressure sensor to a mechanical gauge. Replace the oil pressure control solenoid if it stays on. Clear the code and retest.

P06DE

Engine Oil Pressure Control Circuit Stuck On

System: Computer output circuits (P code)
Lamp: Check Engine Light
Category: Powertrain - Computer and Auxiliary Controls

What it means

P06DE means Engine Oil Pressure Control Circuit Stuck On.

Check these first

An oil pressure control valve stuck on
A shorted oil pressure control solenoid
A faulty oil pressure sensor
Incorrect oil viscosity holding pressure high

What to do next

Check the oil level and the correct oil type
Inspect the oil pressure control solenoid for a short
Test the oil pressure control valve through its range
Compare the oil pressure sensor to a mechanical gauge
Replace the oil pressure control solenoid if it stays on
Clear the code and retest

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Updated

Generic SAE J2012 definition. Last updated 2026-10-10.