Maintenance Manual

MA-20
ENGINE MAINTENANCE
Revision: October 2005 2005 QX56
● Checking and adjusting plug gap is not required between
change intervals.
INSTALLATION
Installation is in the reverse order of removal.
Checking EVAP Vapor Lines ELS001BX
1. Visually inspect the EVAP vapor lines for improper attachment, cracks, damage, loose connections, chaf-
ing, or deterioration.
2. Inspect the vacuum relief valve of the fuel tank filler cap for clogging and sticking. Refer to EC-37, "
How to
Detect Fuel Vapor Leakage" .
SMA806CA