YEAR(S) MODEL(S) ADDITIONAL INFORMATION

Transcription

1 T-SB April 6, 2012 Service Category Vehicle Interior Section Heating/Air Conditioning Market USA Applicability YEAR(S) MODEL(S) ADDITIONAL INFORMATION Tacoma Introduction In a limited number of vehicles, water from outside the vehicle may enter the HVAC system through the cowl cover. Evidence of water entry will be found in the blower motor housing, on the blower motor, or on the carpet below the blower motor. If water is found in one of these areas, an updated cowl panel is available to address this condition. Warranty Information OP CODE DESCRIPTION TIME OFP T1 T2 BD1212 R & R Cowl Cover 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. Parts Information PREVIOUS PART NUMBER CURRENT PART NUMBER PART NAME QTY Louver Sub-assy, Cowl Top Ventilator 1 Page 1 of 7

2 T-SB April 6, 2012 Page 2 of 7 Production Change Information This bulletin applies to all of the following: All NUMMI produced Tacoma vehicles All TMMTX and TMMBC produced Tacoma vehicles manufactured BEFORE the Production Change Effective VINs shown below. MODEL PLANT ENGINE DRIVETRAIN PRODUCTION CHANGE EFFECTIVE VIN Tacoma TMMTX 2TR-FE 1GR-FE 2TR-FE 1GR-FE 2TR-FE Tacoma TMMBC 1GR-FE 2WD X-Runner Pre 4WD 2WD Pre 4WD 2WD 4WD 5TFNX4CN#CX TFTX4CN#CX TFTU4CN#CX TFTU4GN#CX TFJU4GN#CX TFKU4HN#CX TFPX4EN#CX TFUX4EN#CX TFUU4EN#CX TFLU4EN#CX TFMU4FN#CX TFJX4CN#CX TFTX4GN#CX TFJX4GN#CX TFPX4EN#CX TFUX4EN#CX TMJU4GN#CM TMKU4HN#CM TMLU4EN#CM TMMU4FN#CM Repair Procedure 1. Verify proper blower motor operation. If the blower motor does NOT operate correctly follow the Repair Manual Problem Symptoms Table to diagnose the blower motor issue / 2006 / 2007 / 2008 / 2009 / 2010 / 2011 (to 12/2010) / 2011 (from 12/2010) / 2012 Tacoma: Vehicle Interior Heating/Air Conditioning Air Conditioning: Air Conditioning System: Problem Symptoms Table

3 T-SB April 6, 2012 Page 3 of 7 2. Verify there is water in/on the blower motor housing, blower motor or the carpet below the blower motor. If water is found in any of these locations, follow the cowl replacement procedure below. 3. Using a screwdriver wrapped with protective tape, remove the 2 front wiper arm head caps. Figure Remove the front wiper arms. Figure 2.. A. Operate the wiper, then stop the windshield wiper motor assembly at the automatic stop position. B. Remove the nut on the left and right wiper arm.

4 T-SB April 6, 2012 Page 4 of 7 5. Disengage the 2 claws on the right and left fender to cowl side seal. Figure Claw 6. Remove the cowl top ventilator louver sub-assembly. Figure 4.. A. Disengage the 2 clips. B. Disengage the 15 claws, then remove the cowl top ventilator louver sub-assembly. 1 Clip 2 Claw

5 T-SB April 6, 2012 Page 5 of 7 7. Install the NEW cowl top ventilator louver sub-assembly. Figure 5.. A. Engage the 15 claws and install the cowl top ventilator louver sub-assembly. B. Engage the 2 clips. 1 Clip 2 Claw 8. Install both front fender cowl side seals. Figure Claw

6 T-SB April 6, 2012 Page 6 of 7 9. Install the front wiper arms. A. Ensure that the wiper arm serration portion is clear of any debris. B. Clean the wiper pivot serration with a wire brush. C. Operate the wiper, then stop the windshield wiper motor assembly at the automatic stop position. Figure 7. 1 Wiper Arm Serration 2 Wire Brush 3 Wiper Pivot Serration

7 T-SB April 6, 2012 Page 7 of 7 D. Install the front wiper arms into the position shown in the illustration. Torque: 21 N*m (209 kgf*cm, 15 ft*lbf) HINT Hold down the arm hinge by hand to fasten the nut. E. Operate the front wipers while spraying water or washer fluid on the windshield. Ensure that there is no interference between the blades and pillar. Figure 8. 1 Cowl Top Ventilator Louver mm ( in.) 10. Engage the claw and install the 2 front wiper arm head caps. Figure Verify the HVAC System and the windshield wipers are operating correctly.