Fuel Supply System - Honda Prelude 1993 Service Manual

Fuel Supply System
System Troubleshooting Guide
NOTE; Across each row in the chart, the sub-systems that could be sources of a symptom are 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
SYMPTOM
SU8-SYSTEM
-------
FUEL
INJECTOF
FUEL
PRESSURE
REGULATOR
FUEI.
FILTER
FUEL
PUI\4P
PGM-FI
MAIN
RELAY
coNTAtrl
NATED FUEL
1 1 6 122 123
124 126
*
ENGINE WON'T START @
o
@
OIFFICULT TO START ENGINE
WHEN COLD OR HOT
o
ROUGH IDL€
o
@
POOR
PERFORMANCE
MISFIFE OR
ROUGH
RUNNING
O
@ @
FAILS
EMTSStON
@
o
Loss 0F
POWER
@
o
@
@
FREOU€NT
STALLING
WHILE
WARMING
U P
o
AFTEF
WARMING
UP
e
Fuel with din, water or a high percentage of atcohol is considered contaminated.
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