Dtc 54: Main Relay Stuck Off; Dtc 61: Ig2 Voltage - Honda Civic 2002-2003 Service Manual

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DlC 54:
Main Relay Stuck OFF
1. Check the No.8 (20A) fuse in the under-hood fusel
relay box, and reinstall the fuse if it is OK.
Is the fuse OK?
YES~Go
to step 2.
NO~Replace
the fuse, and recheck .•
2. Disconnect the ASS control unit 31 P connector.
3. Measure the voltage between the ASS control unit
connector terminal No. 18 and body ground.
ABS CONTROL UNIT 31P CONNECTOR
1 2
4 5 6 7 8 9
1112
1415
16
17
18
19
1"2~0 -".21'"T-1j,-l:~~-y
+
B-FSR (WHT IGRNI
Wire side of female terminals
Is there battery voltage?
YES~Replace
the ASS modulator-control unit..
NO~Repair
open in the wire between the ASS
control unit and the under-hood fuselrelay box .•
~
~
DlC 61:
IG2 Voltage
NOTE: Check the No.1 1 (7.5A) fuse in the under-dash
fuselrelay box before troubleshooting.
1. Clear the DTC, then disconnect the Honda PGM
tester.
2. Test-drive the vehicle.
Does the ABS indicator come on and is DTe 61
indicated?
YES~Go
to step 3.
NO~
The system is OK at this time .•
3. Disconnect the ABS control unit 31 P connector.
4. Turn the ignition switch ON (II).
5. Measure the voltage between the ASS control unit
31P connectorterminal No. 15 and body ground.
ABS CONTROL UNIT 31P CONNECTOR
IG2 (BLK/ORNI
1245678911121415
16
17
18
19 1=2",0 =-21"'T-'Srl';,...>7c'Sc"?i
Wire side of female terminals
Is there battery voltage?
YES~Replace
the ASS modulator-control unit..
NO~
Repair open in the wire between the ASS
control unit and the under-hood fuse/relay box .•
19-51

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