Honda Civic 2002-2003 Service Manual page 280

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16. Test-drive the vehicle for several minutes in the
range of the freeze data or under various
conditions if there was no freeze data.
17. Check for a DTC or a Temporary DTC with the scan
Tool.
Is OTC or Temporary OTC P0301, P0302, P0303
or P0304 indicated?
YES-Go to step 18.
NO-Intermittent misfire due to bad contact at the
injector connector (no misfire at this time). Make
sure the injector connection is secure. Check for
poor connections or loose terminals at the
injector .•
18. Determine which cylinder(sl had the misfire.
Does the misfire occur in the cylinder where the
injector was exchanged?
YES-Replace the faulty injector..
•
NO-Go to step 19.
19. Turn the ignition switch OFF.
20. Disconnect the ignition coil 3P connector from the
problem cylinder.
21. Turn the ignition switch ON (III.
•
22. Measure voltage between ignition coil 3P
connector terminal No.3 and body ground.
IGNITION COil 3P CONNECTOR
2
IG
3
I-' I B::.cl::cK::../W:..,HTI
=
Wire side of female terminals
Is there battery voltage?
YES-Go to step 23.
NO-Repair open in the wire between the No.1
IGN COIL (15AI fuse and the ignition coil..
23. Turn the ignition switch OFF.
24. Check for continuity between ignition coil 3P
connector terminal No.2 and body ground.
IGNITION COil 3P CONNECTOR
GND
2 IBlKI
3
Wire side of female terminals
Is there continuity?
YES-Go to step 25.
NO-Repair open in the wire between the ignition
coil and Gl01 .•
25. Disconnect ECM connector A (31PI.
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