Honda Magna VF750C Service Manual page 216

Troubleshooting
Coolant Temperature Indicator
Turn the i g n ition switch O N , check that the tem perat u re i n d icato r l ig ht comes on fo r 3 seconds then goes out.
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Coolant Temperature Indicator Remain ON
Disco n n ect the coo l a nt tem perat u re i n d icator 1---
con n ecto rs. Turn the i g n ition switch O N .
I n d icato r does not come o n
C o n n ect t h e co o l a nt tem pe ratu re i n d icato r 1--- -- --_.
co n n ecto rs . D i sc o n n ect t h e t h e r m o s e n s o r
co n n ecto r a n d t u rn t h e i g n it i o n switch O N .
Check the coo l a nt tem peratu re i n d icator o pe r­
atio n .
Abnorm a l
I nd icator
S h o rt c i rc u it i n Li g ht g ree n/B lack wi re
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N o r m a l
Fau lty thermo sensor (page 1 - 1 1 )
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Fau lty coo l a nt tem pe ratu re i n d icato r u n it
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S h o rt c i rc u it i n G reen/B l ue wi re
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1 8-3