Body/Lighting - Water Leak Into Cab From High Mount Stop Lamp

T-SB-0129-12

August 7, 2012

Water Leak from High Mount Stop Lamp

Service Category
Vehicle Exterior

Section Lighting (ext)

Market
USA





Applicability

Introduction

Some Tundra vehicles may exhibit a condition where water is leaking into the upper rear cab area from outside of the High Mount Stop Lamp housing assembly. Water may be seen coming into the cab around the rear of the headliner and rear glass area. Replace the High Mount Stop Lamp assembly to address this condition.





Warranty Information





Parts Information

Production Change Information

This bulletin applies to:

^ ALL 2007 - 2009 MY TMMI built Tundra vehicles.

^ ALL 2007 - 2011 MY TMMTX built Tundra vehicles.





^ 2012 MY TMMTX built Tundra vehicles produced BEFORE the Production Change Effective VINs shown.

Repair Procedure

1. Water test vehicle to confirm water is leaking from the High Mount Stop Lamp assembly.





See Figure 1 and video clip below for examples of water leak and testing procedure.

Is water leaking from the High Mount Stop Lamp assembly?

^ YES - Go to step 2.

^ NO - STOP. This bulletin does NOT apply. Continue with water leak diagnosis.








2. Remove and replace the High Mount Stop Lamp assembly.

3. Water test vehicle in same manner to confirm water leak is no longer present.

4. Inspect and replace any interior components that may have been damaged due to water leak.

© 2012 Toyota Motor Sales, USA