Interior - Rattling Noise From The Dash Area
NVHNV007-04
REVISED
Title:
DASH RATTLE REPAIR
Models:
'04 - '05 RX 330
November 22, 2004
TSIB REVISION NOTICE:
^ July 10, 2006: The TSIB reference in Repair Procedure 1 has been updated.
^ November 2, 2005: The Warranty Information table has been updated. Combo G has also been added to the Warranty Information table. Repair Procedure 6 has been broken into Repair Procedure 6 and 7.
^ June 14, 2005: 2005 model year has been added to Applicable Vehicles. Repair Procedures A - F have been renamed with numbers (procedures 1 - 7). TMMC VINs have been added to the Production Change Information table. Repair Procedure 6 (previously Repair Procedure F) has been clarified with new illustrations and steps. Two additional repair items have been included and should be performed when the dash is removed. Time for these repairs have been reflected in Combo A of the Warranty Information table.
Previous versions of this TSIB should be discarded.
Introduction
Some customers may complain of rattle noises coming from the front dash area of the vehicle. The following procedures have been developed to reduce these noises.
Applicable Vehicles
^ 2004 - 2005 model year RX 330 vehicles produced BEFORE the Production Change Effective VINs shown in the Production Change Information table in this TSIB.
Warranty Information
Applicable Warranty*:
This repair is covered under the Lexus Comprehensive Warranty. This warranty is in effect for 48 months or 50,000 miles, whichever occurs first, from the vehicle's in-service date.
* NV4012 Op Code needs to be inputted to Warranty as well as any applicable combo codes.
** Warranty application is limited to correction of a problem based upon a customer's specific complaint.
Production Change Information
Required Tools & Material
Repair Procedure
Please refer to the tables to determine the proper method of repair.
Repair Procedure 1
Front of Instrument Panel Center Area (Defroster Nozzle)
Refer to TSIB No. NV002-06, "Instrument Panel Rattle, " to remedy noise from front of instrument panel center area.
Repair Procedure 2
Cowl Louver Area
1. Remove cowl cover.
B. Follow the instructions in TIS, 2004 model year RX 330 Repair Manual: Windshield/windowglass/mirror: Windshield Glass for the removal of the cowl cover.
2. Cut 8 pieces of felt in the following dimensions:
Length: 40 mm (1.57 in.)
Width: 10 mm (0.39 in.)
Thickness: 1.5 mm (0.06 in.)
3. Wrap each of the 8 claws with felt.
Repair Procedure 3
TRAC OFF Switch Area
1. Follow the precautions and instructions to remove the lower instrument finish panel sub-assembly as identified in TIS, 2004 model year RX 330 Repair Manual: Instrument Panel/Meter: Instrument Panel Safety Pad Sub-Assembly: Precaution and Replacement
2. Locate the TRAC OFF switch wire harness that contacts the A/C duct for the floor.
3. Wrap the switch wire harness with sponge foam tape where contact between the wire harness and ducting is made.
Repair Procedure 4
Defroster Duct (Wire Harness Above Duct)
1. Follow the precautions and instructions to remove the dash pad sub-assembly as identified in TIS, 2004 model year RX 330 Repair Manual: Instrument Panel/Meter: Instrument Panel Safety Pad Sub-Assembly: Precaution and Replacement.
2. Flip dash pad so that it is upside down.
3. Locate instrument panel wire harness that runs along the underside of the dash pad above the defrost ducting.
4. Wrap connector using sponge foam tape.
Repair Procedure 5
Driver's Side Cup Holder Area
1. Follow the precautions and instructions to remove the driver's side vent and cup holder as identified in TIS, 2004 model year RX 330 Repair Manual: Instrument Panel/Meter: Instrument Panel Safety Pad Sub-Assembly: Precaution and Replacement.
2. Locate the remote control mirror switch wire harness where it contacts the cup holder.
3. Wrap sponge tape around remote control mirror switch wire harness where it contacts the cup holder.
Repair Procedure 6
Instrument Panel Front Area (Dash Removal)
Follow the precautions and instructions to remove the dash pad sub-assembly as identified in TIS, 2004 model year RX 330 Repair Manual: Instrument Panel/Meter: Instrument Panel Safety Pad Sub-Assembly: Precaution and Replacement.
Repair Procedure 7
Instrument Panel Front Area (Insertion Pins)/Bulkhead/HVAC Cover Insulation
1. Locate the 3 white insertion clips that contact the bulkhead.
2. Remove the 3 white insertion clips by removing the Phillips-head screws.
3. Cut off the tips of the pins under the insertion clips (refer to Figure 5).
4. Reinstall the white insertion clips onto the dash pad using the previously removed screws.
5. Wrap felt around the white insertion clip, if not present, before reinstallation of the dash assembly into the vehicle.
6. With dash pad removed, remove the white defroster duct cover as shown.
7. Flip duct cover over.
8. Apply 3 x 3 x 30 mm foam strips (available in Noise Kit) as shown below to the underside of the HVAC housing cover.
9. Reinstall the cover when completed.
10. Insulate the top edge of the bulkhead/firewall by applying the black sponge/foam tape on the top edge of the bulkhead where the dash panel and the bulkhead come together.
After completing all the necessary repair procedures, reassemble all the dash components.
Repair Procedure 8
Combination Meter Area (Wire Harness Behind)
1. Follow the precautions and instructions to remove the meter cluster as identified in TIS, 2004 model year RX 330 Repair Manual: Instrument Panel/Meter: Instrument Panel Safety Pad Sub-Assembly: Precaution and Replacement.
2. Locate wire harness directly above the meter cluster.
3. Wrap felt tape around wire harness where contact is made with the meter cluster.