Canada - Engine - Oil Leaks From The Timing Cover

Bulletin
TSB2747

Issue Date
April 24, 2007

Market
Canada

Title
2GR-FE ENGINE OIL LEAK FROM FRONT TIMING COVER

Component
ENGINE MECHANICAL

Models
'05 - '06 Avalon

INTRODUCTION:

Some 2005-2006 model year Avalon vehicles may display evidence of a small oil leak, located where the Bank 1 cylinder head, engine block, and timing cover meet. Please use the repair procedure below to diagnose and correct this condition.

APPLICABLE VEHICLES:
- 2005-2006 model year Avalon vehicles equipped with the 2GR-FE engine and produced BEFORE the Production Change Effective VINs shown below.






PRODUCTION CHANGE INFORMATION:






REQUIRED TOOLS & MATERIAL:






WARRANTY INFORMATION:






REQUIRED SSTs:

REPAIR PROCEDURE:

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 the Repair Manual within E-TAS / TIS library:
- Division: Toyota
- Model: Avalon
- Year: 2005 or 2006
- Service Category: Engine/Hybrid System
- Section: Lubrication
- Keyword: 2GR-FE Lubrication: Oil Pump: Removal (step #25)
- Keyword: 2GR-FE Lubrication: Oil Pump: Installation

4. Confirm that the repair corrected the condition.

NOTE:
Issue of this Technical Service Bulletin is to ensure that proper repair information is available. IT DOES NOT CONSTITUTE AN AUTHORIZATION FOR REPAIR. Normal provisions of the formal warranty policy, as applicable, will apply.