TE S T ACTION AP PLICAB ILITY
3 Tur n th e ign it ion off.
Discon n ect t he CAB ha r n ess con n ect or.
In spect t h e CAB/CAB ha r n ess con n ect or for da m a ge.
Is t h er e an y br oken , ben t , pu sh ed ou t , corr oded or sprea d t er m in a ls?
All
Ye s → Repa ir a s n ecessa ry.
Per for m ABS VE RIF ICATION TE ST - VER 1.
No → Go To 4
4 Tur n th e ign it ion off.
Tur n th e ign it ion on .
Wit h th e DRBIII" in Sen sor s, r ea d t h e Relay Ou t pu t volt a ge.
Star t t he engine.
Wit h th e DRBIII" in Sen sor s, r ea d t h e Relay Ou t pu t volt a ge.
Select t h e Rela y Ou t pu t volt a ge th a t was displa yed on th e DRBIII".
All
Volt a ge below 9.4 volts.
Go To 5
Volt a ge above 17.4 volt s.
Go To 7
Volt a ge bet ween 9.4 a n d 17.4 volt s.
Go To 8
5 Tur n th e ign it ion off.
Discon n ect t he CAB ha r n ess con n ect or.
Star t t he engine.
Allow th e engin e to idle.
WARN IN G: WHEN THE E N GIN E IS OP ERATIN G, D O N OT STAN D IN A
DIR ECT LIN E WITH THE FAN . D O N OT P UT YOU R HAN D S NEAR THE
P ULLEYS , B ELTS OR FAN . D O NOT WEAR LOOS E CLOTHIN G.
Mea su r e t h e volt a ge of t h e F u sed Opt ion a l E quipm en t Rela y Ou t put cir cu it in t h e
CAB h a r n ess con n ect or.
Ra ise th e en gin e speed a bove 2,000 RP M’s.
Mea su r e t h e volt a ge of t h e F u sed Opt ion a l E quipm en t Rela y Ou t put cir cu it in t h e
CAB h a r n ess con n ect or.
Is t h e volt a ge less t h a n 9.4 volt s?
All
Ye s → Repa ir th e F u sed Opt ion al E qu ipm ent Rela y Ou t pu t cir cu it for a n
open .
Per for m ABS VE RIF ICATION TE ST - VER 1.
No → Go To 6
61
BRAK ES (CAB)
RELAY OU TP U T VOLTAGE — Co nt in ued