Troubleshooting - Honda 2005-2008 RX500 FA Service Manual

'61HN252' by American Honda Motor Co. - Page 490 of 540
[2005-2008] [TRX500 FA/FGA]
HONDAMATIC

TROUBLESHOOTING

24-12
1 of 1
· The connector location as shown on page 24-4.
· Perform inspection with the ignition switch
turned OFF, unless otherwise specified.
· Check the following before starting troubleshoot-
ing.
Battery voltage (12.3V or more)
Fuses
Relevant connectors/components for water or
loose contact
· After troubleshooting, erase the problem code
and test-drive the vehicle to be sure that the sys-
tem is normal.
· When connecting the ECM connector, be careful
not to enter the dust and dirt into the connector
inside.
PROBLEM CODE 1: IGNITION PULSE
GENERATOR SYSTEM
1. Ignition Pulse Generator Connection Inspection
Check for loose or poor contact on the ECM 21P
(Black) connector.
Check for loose or poor contact on the alternator
5P (Natural) connector.
Is there normal condition?
NO Loose or poor contact on the ECM 21P
(Black) connector and the alternator 5P
(Natural) connector
GO TO STEP 2.
YES
2. Ground Cable Connection Inspection
Check for loose or poor contact on the ground
cable.
Is the connection normal?
Loose or poor contact on the ground
NO
cable
YES GO TO STEP 3.
http://services.honda.com/ServiceManual/SVC_MNL/61HN253/61HN2...
ECM 21P (BLACK) CONNECTOR
'05, '06 shown:
5P (NATURAL) CONNECTOR
GROUND CABLE
3/9/2008 11:28 PM