Emission Control System
Three Way Catalytic Converter (TWC) (cont'dl
Inspection
lf sxcessive oxhaust system back-pressure is suspected. remove the TWC trom the car and make a visual check for plug-
ging, melting or cracking of ths catalyst. Replace the TWC if any of the visible area is damaged or plugged.
81881 ongino:
TI{REE WAY
CATALYTIC
CONVERTER {TWCI
Removsl/installation, see section 9
Inspect housing for cracks or
other damage.
Inspect element tor clogging
by looking through the inside.
HEAT SHIELD
11-132
T SHIELO