Honda Civic 2002-2003 Service Manual page 60

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7. Check for continuity between ECM connector
terminal B18 and body ground.
ECM CONNECTOR B 124PI
Wire side of female terminals
Is there continuity?
YES-Repair short to ground in the wire between
the alternator and the ECM .•
NO-Check that the terminals are firmly seated at
the ECM connector B. If OK, substitute a known·
good ECM, and recheck (see page 11·61.
If prescribed voltage is now available, replace the
original ECM .•
8. Turn the headlights and ignition switch OFF.
9. Disconnect ECM connector B (24PI.
10. Check for continuity between ECM connector
terminal 818 and engine wire harness 6P connector
terminal No.2.
ECM CONNECTOR B 124PI
8
ACGC IWHT IGRNI
ENGINE WIRE HARNESS 6P CONNECTOR
Wire side of female terminals
Is there continuity?
YES-Repair or replace the starter subharness or
the alternator (see page 4·301 .•
NO-Repair open in the wire between the
alternator and the ECM .•
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