Exhaust System - Rattle Noise From The Muffler Heat Shield

GROUP
ENGINE

NUMBER
12-EM-001-1

DATE
NOVEMBER 2012

MODEL
ELANTRA
(MD/UD)

SUBJECT
CENTER MUFFLER RATTLE SERVICE PROCEDURE

This TSB supersedes TSB 12-EM-001 to revise the Description.

Description:
Some Elantra vehicles may exhibit a slight rattle noise condition from the center muffler heat shield underneath the vehicle.

Correction:
Follow the service procedure outlined in this bulletin to install a Clamp Set to address this condition.

NOTE
Refer to TSB 12-EC-001 if the rattle noise occurs when stopped or backing up when the engine is cold.

Applicable Vehicles:
Model: 2011-2012 MY Elantra MD/UD vehicles
Affected vehicle production range: Produced through February 14, 2012





Parts Information:







Warranty Information:

Service Procedure:





1. Lift the vehicle to access the center muffler heat
shield cover (A).

Locate the heat shield weld points as indicated in the photo on the right:

^ (B) Forward Location

^ (C) Rear Location





2. Apply clamp to heat shield area at the Forward Location.





3. Bend clamp around heat shield and exhaust pipe.

Insert bolt into clamp to hand thread into the welded nut end.





4. Rotate the clamp around side of exhaust pipe (passenger side of car) and align top of welded nut flange with bottom of heat shield.

NOTICE

Alignment is important to prevent contact with body during operation.

5. Tighten the clamp fastener using a torque wrench set to 10 to 15 N-m (89 to 133 lb-in).

Verify that the clamp is tight by attempting to rotate by hand.





6. Apply clamp to heat shield area at the Rear Location.

7. Bend clamp around heat shield and exhaust pipe.

Insert bolt into clamp to hand thread into the welded nut end.

8. Rotate the clamp around side of exhaust pipe (passenger side of car) and align the bottom flange of the clamp with bottom edge of the exhaust heat shield.

NOTICE

Alignment is important to prevent contact with body during operation.

9. Tighten the clamp fastener using a torque wrench set to 10 to 15 N-m (89 to 133 lb-in).

^ Verify that the clamp is tight by attempting to rotate by hand.