Honda Civic 2002-2003 Service Manual page 970

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4. With the connector still disconnected, make these input tests at the connectors.
If any test indicates a problem, find and correct the cause, then recheck the system.
If all the input tests prove OK, the control unit must be faulty. Replace it.
Cavity Wire
Test condition
Test: Desired result
Possible cause if result is not obtained
1 GRN Ignition switch ON
I
Check for voltage to ground:
o
Blown No.9 110A) fuse in the
, III)
i
There should be battery under-dash fuse/relay box
voltage.
o
An open in the wire
10 BLK Under all Check for continuity to
o
Poor ground IG553)
conditions
ground: • An open in the wire
There should be continuity.
6 WHT/RED Ignition switch ON Check for voltage to ground:
0
Blown No.9 110A) fuse in the ,
(II) and rear There should be battery under-dash fuse/relay box
window washer voltage.
0
Faulty rear window wiper/
switch ON
washer switch
4
LT
GRN/ Ignition switch ON Attach to ground: • An open in the wire
RED
(II) and rear
The rear window wiper motor
window wiper
should run.
switch ON
9 LTGRN Ignition switch ON Attach to ground:
0
Blown No. 9110A) fuse in the
(II) The rear window wiper motor
under-dash fuse/relay box
should run.
0
Faulty rear window wiper motor
o
An open in the wire
20
LT
GRN/
Ignition switch ON Check for voltage to ground:
0
Blown NO.9 110A) fuse in the
BLK
(II)
There should be battery
under-dash fuse/relay box
voltage.
0
Faulty rear window wiper motor
o
An open in the wire
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