Canada - Engine - Engine Oil Leak

Bulletin
TSB3053R

Issue Date
October 22, 2008

Market
Canada

Title
ENGINE OIL LEAK

Component
ENGINE MECHANICAL

Models
'08 Sequoia and '07 -'08 Tundra

TSB REVISION NOTICE
- March 22, 2010 Rev1: The Warranty Information table has been updated.
Any previous printed versions of this service bulletin should be discarded.

TSB SUPERSESSION NOTICE
The information contained in this TSB supersedes TSB No. 2771.
- Applicability has been updated to include 2008 model year Sequoia and Tundra vehicles.
- Production Change Information has been updated.
- Warranty Information has been updated.
TSB No. 2771 is Obsolete and any printed versions should be discarded. Be sure to review the entire content of this service bulletin before proceeding.

INTRODUCTION:

Some 2007 - 2008 model year Tundra and 2008 model year Sequoia vehicles with a 5.7-liter engine may exhibit an oil leak from the oil pan area. This condition may be caused by a leaking O ring on the dipstick tube. Use the following repair procedure to address the customer's concern.






APPLICABLE VEHICLES:






WARRANTY INFORMATION:

PRODUCTION CHANGE INFORMATION:







This TSB applies to vehicles produced BEFORE the Production Change Effective VINs shown.






REQUIRED TOOLS & EQUIPMENT:






PARTS INFORMATION:

REPAIR PROCEDURE:

1. Inspect leak location.







2. If the leak is found to be coming from the dipstick tube, remove the engine oil dipstick tube by removing the bolt.
3. Remove the old O-ring from the dipstick tube.
4. Apply a light coat of engine oil to the NEW O-ring.
5. Install the NEW O-ring to the dipstick tube.







6. Install the dipstick tube into the pan with the bolt.
Torque: 10 N-m (102 kgf-cm, 7 ft-lbf)

7. Start the engine and verify the condition is repaired.

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.