Body - Water Leaks Onto Rear Carpet Area
T-SB-0134-10May 20, 2010
Rear Window Water Leak
Service Category
Vehicle Exterior
Section
Window/Glass
Market
USA
Applicability
Introduction
Some 2005 - 2010 model year Tacoma vehicles may exhibit a condition where the interior carpet has become wet or water is found in the interior due to water draining into the cabin from the rear window. This can occur in heavy rain or a car wash if the rear window molding seal is covering the rear cab drain vents allowing water to enter the vehicle. Use the following repair information to correct this condition.
Required Tools & Equipment
Warranty Information
APPLICABLE WARRANTY
^ This repair is covered under the Toyota Comprehensive Warranty. This warranty is in effect for 36 months or 36,000 miles, whichever occurs first, from the vehicle's in-service date.
^ Warranty application is limited to occurrence of the specified condition described in this bulletin.
Repair Procedure
1. Locate the 2 drain vent locations on the back panel below the rear window.
2. Perform a water test by opening the rear window and adding water to the rear window channel shown in Figure 2. Observe the water drainage flow.
NOTICE
As a precaution, apply a shop towel or rags along the base of the interior of the rear window channel to catch any water that may flow into the cabin during the test.
^ If water does NOT drain out of vent locations as shown in Figure 3 proceed to step 3.
^ If water drains out of vents as shown in Figure 3 STOP This TSB does NOT apply.
3. Mark the center of each drain vent on the bottom of the weatherstrip.
HINT
Find the notch above the drain vent and use for the centerline.
4. Insert a body filler spreader or similar plastic tool at least 30 mm (1.18 in.) wide between the weatherstrip and body at the drain vent location.
5. Cut out a notch in the weatherstrip with a razor or knife following the marked lines in Figure 4. Repeat this for both drain locations.
NOTICE
Ensure the razor or knife does NOT cut into the body.
6. Confirm repair by water testing the drain channel and observing adequate water flow from the drain.