Recirculation Control Motor Circuit Troubleshooting - Honda Civic 2002-2003 Service Manual

•
Recirculation Control Motor Circuit Troubleshooting
1. Check the No. 14 (10A) fuse in the under-dash fuse!
relay box.
Is the fuse OK?
YES-Go to step 2.
NO-Replace the fuse, and recheck .•
2. Disconnect the recirculation control motor 5P
connector.
3. Turn the ignition switch ON (II).
4. Measure the voltage between the No.5 terminal of
the recirculation control motor 5P connector and
body ground.
RECIRCULATION CONTROL MOTOR
5P CONNECTOR
=
Wire side of female terminals
Is there battery voltage?
YES-Go to step 5.
NO- Repair open in the wire between the No. 14
fuse in the under-dash fuse!relay box and the
recirculation control motor .•
5. Turn the ignition switch OFF.
6. Testthe recirculation control motor (see page 21-
36).
Is the recirculation control motor OK?
YES-Go to step 7.
NO- Replace the recirculation control motor, or
repair the linkage and doors .•
7. Disconnect heater control panel connector A (14P).
8. Check for continuity between the No.5 and No.6
terminals of heater control panel connector A (14P)
and body ground individually.
HEATER CONTROL PANEL CONNECTOR A It4PI
,.....,..L.,-..,GRN/WHT
6
14
=
=
Wire side of female terminals
Is there continuity?
YES-Repair any short to body ground in the
wire(s) between the heater control panel and the
recirculation control motor..
NO-Go to step 9.
9. Turn the ignition switch ON III), and check the same
wires for voltage.
HEATER CONTROL PANEL CONNECTOR A 114PI
=
=
Wire side of female terminals
Is there any voltage?
YES- Repair any short to power in the wirels)
between the heater control panel and the
recirculation control motor. This short may also
damage the heater control panel. Repair the short
to power before replacing the heater control
panel..
NO-Go to step 10.
(cont'dl
21-25