Use the repair procedure below to diagnose and correct this condition.
1. Inspect the location where the Bank 1 cylinder head, engine block, and timing cover meet for signs of an oil leak.
2. Use an oil dye to confirm the source of the oil leak.
3. Remove and reseal the timing cover if confirmed leaking. Refer to appropriate service manual for 2005 or 2006 model year.
Engine/Hybrid System – Lubrication – “2GR – FE Lubrication:
"Oil Pump: Removal/Installation"
4. Confirm that the repair corrected the condition.
Some or all of the preceding technical information was provided by the
Automotive Parts Remanufacturers Association (APRA). For more
information on technical bulletins available through APRA call
703-968-2772 or visit www.AutoBulletins.com.