TE S T ACTION AP PLICAB ILITY
3 Tur n th e ign it ion off.
Discon n ect t he Aut om a t ic Tem pera t u r e Con t r ol (ATC) C1 ha r n ess conn ect or.
Mea su r e th e resista n ce between t h e 5 Volt Su pply cir cu it a n d t h e Gr ou n d cir cu it.
Is t h e resista n ce below 10k ohm s?
All
Ye s → Repa ir t h e 5 Volt Su pply cir cu it for a sh ort t o th e Gr ou n d circu it .
Per for m BODY VERIFICATION TE ST - VE R 1.
No → Go To 4
4 Tur n th e ign it ion off.
Discon n ect t he Refr iger a n t Pr essu r e Sen sor ha r n ess con n ect or.
Discon n ect t he Aut om a t ic Tem pera t u r e Con t r ol (ATC) C1 ha r n ess conn ect or.
Mea su r e t h e r esist a n ce bet ween t h e 5 Volt Su pply cir cu it a n d th e Sen sor Gr ou n d
cir cu it .
Is t h e resista n ce below 10k ohm s?
All
Ye s → Repa ir t h e 5 Volt Su pply cir cu it for a sh or t t o th e Sen sor Gr ou n d
cir cu it .
Per for m BODY VERIFICATION TE ST - VE R 1.
No → Go To 5
5 Tur n th e ign it ion off.
Discon n ect t he Aut om a t ic Tem pera t u r e Con t r ol (ATC) C1 ha r n ess conn ect or.
Mea su r e t h e r esista n ce bet ween gr ou n d an d th e Refr iger a n t P r essu r e Sen sor
Feedba ck cir cu it .
Is t h e resista n ce below 10k ohm s?
All
Ye s → Repa ir t he Refr iger a n t Pr essu r e Sen sor Feedba ck cir cu it for a
sh or t to gr oun d.
Per for m BODY VERIFICATION TE ST - VE R 1.
No → Go To 6
6 Tur n th e ign it ion off.
Discon n ect t he Aut om a t ic Tem pera t u r e Con t r ol (ATC) C1 ha r n ess conn ect or.
Mea su r e th e resist a n ce bet ween t h e Refr igera n t P r essu r e Sen sor Feedba ck cir cu it
an d t h e Gr ou n d cir cu it.
Is t h e resista n ce below 10k ohm s?
All
Ye s → Repa ir t he Refr iger a n t Pr essu r e Sen sor Feedba ck cir cu it for a
sh or t to th e Gr ou n d cir cu it.
Per for m BODY VERIFICATION TE ST - VE R 1.
No → Go To 7
7 Tur n th e ign it ion off.
Discon n ect t he Refr iger a n t Pr essu r e Sen sor ha r n ess con n ect or.
Discon n ect t he Aut om a t ic Tem pera t u r e Con t r ol (ATC) C1 ha r n ess conn ect or.
Mea su r e th e resist a n ce bet ween t h e Refr igera n t P r essu r e Sen sor Feedba ck cir cu it
an d t h e Sen sor Gr ou n d cir cu it .
Is t h e resista n ce below 10k ohm s?
All
Ye s → Repa ir t he Refr iger a n t Pr essu r e Sen sor Feedba ck cir cu it for a
sh or t to th e Sen sor Gr ou n d cir cu it .
Per for m BODY VERIFICATION TE ST - VE R 1.
No → Repla ce th e Aut om a t ic Tem pera t u r e Cont r ol (ATC) in a ccorda n ce
wit h th e Ser vice In for m a t ion .
Per for m BODY VERIFICATION TE ST - VE R 1.
174
HEAT IN G & A/C
REFRIG PRESS SENSOR SHORTED LOW (ACTIVE) — Co n t i n u ed