Canada - Exhaust - Heat Shield Rattle

Bulletin
0525

Issue Date
2002-01-31

Market
Canada

Reference
EM-02-001

Model
ES300

Year Range
2002

Component
EM

Subject:
HEAT SHIELD RATTLE

Under certain conditions, the heat shield for the catalytic converter on some 2002 model year ES300 vehicles may be the source of a rattling sound. This rattle noise is most noticeable when driving at vehicle speeds above 50 mph/80 kph, at which time, the air passing under the vehicle may the heat shield to vibrate and contact the body. As a result of this, the heat shield may generate a metallic rattle that sounds like it emanates from dash or center console area.

APPLICABLE VEHICLES: 2002 model year ES300 vehicles BEFORE the Production Change Effective VINs listed below.







PRODUCTION CHANGE INFORMATION:







PARTS INFORMATION:

REPAIR PROCEDURE:







1. While wearing work gloves, loosen the two nuts that attach the heat shield to the vehicle body.







2. Reposition the heat shield to center it, ensuring a minimum of 10 to 15 mm of clearance between both sides of the heat shield and the vehicle body.
3. If the heat shield is too wide to obtain the necessary clearances using the procedure in step 2, reposition both the left and right outer edges of the heat shield inward until the minimum clearance has been established.
4. Re-tighten the nuts securing the heat shield to the vehicle body.
5. Test drive the vehicle at speeds above 50 mph/80 kph to verify the effectiveness of the repair.







REPAIR TIME:

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.