Emission Control System - Honda Prelude 1993 Service Manual

Emission Control System
System Troubleshooting Guide
NOTE: Across each row in the chan, the sub-systems that could be sources of a symptom a.e ranked in the order they
should be inspected starting with O. Find the symptom in the left column, read across to the most likely source, then
refer to the page listed at the top of that column. It inspection shows the system is OK, try the next most likely system
@. etc.
PAGE SUB-SYSTEM
THREE WAY
CATALYTIC
CONVERTER
EXHAUST GAS
RECIRCULATION
SYSTEM
POSITIVE
CRANKCASE
VENTILATION
SYSTEM
EVAPORATIVE
E M I S S I O N
CONTROLS
SYMPTOM
t 5 l
t 5 5
1 5 9
1 6 0
ROUGH IDLE
o o
FREOUENT
STALLING WARMING UP
o
POOR
PERFORMANCE
MISFIRE OR
ROUGH
R U N N I N G
o
FAILS
EMTSSTON
TEST
o
@ @
LOSS OF
POWER
o
@
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