Honda Civic 1998 Service Manual page 1259

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a
Controller Input test
NOTE: The control unit is built into the dash lights bright-
ness controller.
1. Carefully pry the controller out of the dashboard
2.
Disconnect the 3P connector from the controller'
3.
Inspect the connector terminals to be sure they are
all making good contact.
. lf the terminals are bent, loose, or corroded, repair
lhem as necessary, and recheck the system
. lf the terminals look OK, make the lollowing input
tests al the connector.
-
lf any test indicates a problem, find and cor
rect the cause, then recheck the system'
- If all the input tests prove OK, the controller
must be faultyj replace ii.
Cavity
Test condition
Test: Desired lesults
Possible cause if result is not obtained
RED/BLK
C o m b i n a t i o n l i g h t
switch ON
Check for voltage to ground:
There should be batterY voltage.
B l o w n N o . 3 0 ( 7 . 5 A ) f u s e i n t h e
under-dash f use/relaY box
Faulty combination light swatch
A n o p e n i n t h e w i r e
2
BLK
U n d e r a l l c o n d i t i o n s
Check for continuity to ground:
T h e r e s h o u l d b e c o n t i n u i t y
. P o o r g r o u n d ( G 4 0 1 , G 4 0 2 )
. A n o p e n i n t h e w a r e
3
RED
C o m b i n a t i o n l i g h t
switch ON
Connect to groundl
D a s h l i g h t s s h o u l d c o m e o n f u l l
bright.
' A n o p e n i n t h e w i r e
23-161