Canada - A/C - A/C Odor

Bulletin
L-TCI-3092

Issue Date
February 10, 2012

Market
Canada

Title
HVAC ODOUR

Service Category
Vehicle Interior

Section
Heating/Air Conditioning







APPLICABILITY:

INTRODUCTION:
Under certain temperature conditions, some vehicles may exhibit an unpleasant odour coming from the face level HVAC vents during the initial 10-30 seconds of HVAC system operation. An HVAC Amplifier is now available with updated logic that will direct air away from the face level vents under certain temperature conditions during the first 10-30 seconds of HVAC operation.

This TSB does NOT apply if the vehicle exhibits the following conditions:
- The unpleasant odour continues after the initial10-30 seconds of HVAC system operation.
- The unpleasant odour does not begin immediately after the HVAC system is turned ON.
- The unpleasant odour is present with the HVAC system OFF.








PRODUCTION CHANGE INFORMATION:








This TSB applies to vehicles produced BEFORE the Production Change Effective VIN shown.







WARRANTY INFORMATION:







PARTS INFORMATION:

REPAIR PROCEDURE:
1. Duplicate the condition by performing the following:
A. Park the vehicle outside.
B. Set the HVAC system to Low Fan Speed and Face Mode (72 °F (22 °C)).
C. Turn the HVAC system OFF.
D. Turn the vehicle OFF.
E. Let the vehicle sit for at least 2 hours.
F. Turn vehicle ON.
G. Turn ON the HVAC system.

NOTE
If the unpleasant odour does not start immediately after the HVAC system is turned ON or continues for more than 30 seconds this TSB does NOT apply.

2. Remove the A/C Amplifier. Refer to ETAS/TIS Library, applicable model and model year Repair Manual:
2008-2011 GS 350/460:
Vehicle Interior - Heating/Air Conditioning- Air Conditioning- "Air Conditioning Amplifier: Removal"
2011 IS 250/350:
Vehicle Interior - Heating/Air Conditioning- Air Conditioning- "Air Conditioning Amplifier: Removal"
2010-2011 IS 250/350C:
Vehicle Interior - Heating/Air Conditioning- Air Conditioning- "Air Conditioning Amplifier: Removal"
2011 IS F:
Vehicle Interior - Heating/Air Conditioning- Air Conditioning- "Air Conditioning Amplifier: Removal"

3. Install the updated A/C amplifier. Refer to ETAS/TIS Library, applicable model and model year Repair Manual:
2008-2011 GS 350/460:
Vehicle Interior - Heating/Air Conditioning- Air Conditioning- ''Air Conditioning Amplifier: Installation"
2011 IS 250/350:
Vehicle Interior - Heating/Air Conditioning- Air Conditioning- ''Air Conditioning Amplifier: Installation"
2010-2011 IS 250/350C:
Vehicle Interior - Heating/Air Conditioning- Air Conditioning- ''Air Conditioning Amplifier: Installation"
2011 IS F:
Vehicle Interior - Heating/Air Conditioning- Air Conditioning- ''Air Conditioning Amplifier: Installation"

4. Verify Proper HVAC System Operation.

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.