Engine Oil Leak from rear of engine set P06DD Code

Symptom:
Engine Oil Leak from rear of engine, low engine oil pressure may set the following Diagnostic Trouble Code: P06DD Dual stage oil pump stuck low

Discussion:
It has been found that the engine cooler O-ring may be damaged or worn. Inspection of the engine valley will reveal an accumulation of engine oil.

Diagnosis:
- Inspect engine valley for an accumulation of engine oil.

Is there oil accumlation found in the engine valley area?
Yes, proceed to repair procedure.
No, this article does not apply and further diagnostics will be required.

Repair Procedure:
1. Remove engine oil cooler using the procedure located in the under lower intake manifold and upper intake manifold.

2. Is the O-ring damaged?
Yes, proceed to step 3.
No, this article does not apply and further diagnostics will be required.

3. Replace O-ring and reinstall oil cooler using the procedure located in the under lower intake manifold and upper

Part Required:
Engine Oil Filter Adafter O-ring kit          68166067AA

Verification:
Start and run engine until operating temperature is reached. Inspect the engine valley and verify engine oil accumulation is no longer present.

Share this post