Exhaust System - Rotten Egg/Sulfer Odor
REFERENCE:NTB98-095
CLASSIFICATION:
EC98-024
DATE:
November 15, 1998
TITLE:
1994-95 QUEST EXHAUST SULFUR ODOR
APPLIED VEHICLE:
1994-95 Quest (V40)
APPLIED DATES:
1994 Quest: Vehicles built between November, 1993 and September, 1994
1995 Quest: Vehicles built between September, 1994 and September, 1995
SERVICE INFORMATION
If there is a very noticeable rotten egg/sulfur odor coming from the exhaust pipe of an applied 1994-95 Quest, it may be due to high levels of sulfur in the fuel.
A replacement engine control module (ECM) is available to reduce this fuel related condition, but it may not eliminate it. Do not replace the catalytic converter. Use the procedure below to reduce the smell, if it is objectionable to the customer.
SERVICE PROCEDURE
1. Verify the smell exists.
2. Remove the ECM and replace it with the ECM shown in the PARTS INFORMATION section of this bulletin.
PARTS INFORMATION
CLAIMS INFORMATION