Turn Signal/Hazard Relay Input Test - Honda S2000 Service Manual

Turn Signal/Hazard Flasher
Turn Signal/Hazard Relay Input Test
1. Remove the turn signal/hazard relay {A)from the under-dash fuse/relay box (B)
InsDect the connector and socket terminals to be sure they are all making good contact.
. lf the terminals are bent, loose, orcorroded, repairthem as necessary, and recheckthe system
. lf the terminals look OK, go to step 3.
Make these input tests at the fuse/relay box.
. l f a n v t e s t i n d i c a t e s a D r o b l e m , f i n d a n d c o r r e c t t h e c a u s e , t h e n r e c h e c k t h e s y s t e m .
. lf all the input tests prove OK,theturn signal/hazard relay must befaulty; replace it.
Cavity
Test condiiion
Test: Desired result
Possible cause if result is not obtained
2
U n d e r a l l c o n d i t i o n s
Check for continuity to ground:
There should be continuity.
P o o r g r o u n d ( G 4 0 1 )
A n o p e n i n t h e w i r e
3
l g n i t i o n s w i t c h O N ( l l ) Check for voltage to ground:
There should be batterY voltage.
B l o w n N o . 7 ( 7 . 5 A ) f u s e i n t h e u n d e r
dash fuse/relay box
Faulty hazard warning switch
A n o D e n i n t h e w i r e
Hazard warning switch
ON, ignition switch
O F F
Check for voltage to ground:
There should be battery voltage.
Blown No. 49 (10 A) fuse in the under-
hood fuse/relay box
Faulty hazard warning switch
An oDen in the wire
1
Hazard warning switch
ON and connect No. 1
a n d N o . 2 t e r m a n a l s
H a z a r d l i g h t s s h o u l d c o m e o n .
P o o r g r o u n d ( G 2 0 1 , G 3 0 1 . G 5 0 1 ,
G 602)
Faulty hazard warning switch
Faulty turn signal switch
An open in the wire
l g n i t i o n s w i t c h O N ( l l )
and connect No. 1 and
N o . 2 t e r m i n a l s ; t u r n
s i g n a l s w i t c h i n r i g h t o r
left Dosition.
Right or left turn signal lights
s h o u l d c o m e o n ,
22-78