A. Heater Pre-Test - Dodge Sprinter 2006 Manual

S y m p to m :
A. HEATER P RE-TES T
NO RE SP ONSE F ROM CABIN H E ATE R MODULE OR H E ATE R BOOSTE R MODULE
CABIN H E ATE R MODULE OR H E ATE R BOOSTE R MODULE DTC(S) P RE SE NT
AUTOMATIC TE MP E RATURE CONTROL DTC(S) P RE SE NT
H E ATE R SYSTE M COMP ONE NTS
TES T
1 WARN IN G: N EVER OP ERATE THE HEATER IN AN EN CLOS ED AREA
THAT D OES N OT HAVE EXHAU S T VEN TILATION FACILITIES . ALWAYS
VEN T THE EXHAU S T WHEN OP ERATIN G THE HEATER. FAILU RE TO
F OLLOW THES E IN S TRU CTION S CAN RES U LT IN P ERS ON AL IN J U RY
OR D EATH.
Tu r n t h e ign it ion off a n d eit h er a llow t h e en gin e coola n t t o cool down t o a t lea st 50°C
(122°F ) or cold soa k t h e en gin e.
CAU TION : Wh e n u s in g a p o w e re d e x h a u s t v e n tila tio n s y s te m , d o n o t a tta c h
th e e x h a u s t v e n tila tio n h o s e d ire c tly to th e h e a te r's e x h a u s t p ip e . To o m u c h
s u c tio n c a n p re v e n t h e a te r o p e ra tio n .
Wh en u sin g a power ed exh a u st ven t ila t ion syst em , a ffix t h e ven t ila t ion h ose t o t h e
h ea t er 's exh a u st pipe or t o t h e veh icle in su ch a m a n or t h a t t h e en d of t h e ven t ila t ion
h ose r em a in s a ppr oxim a t ely t h r ee in ch es a wa y fr om t h e en d of t h e exh a u st pipe.
Wh en u sin g a n on -power ed exh a u st ven t ila t ion syst em , a ffix t h e ven t ila t ion h ose
dir ect ly t o t h e h ea t er 's exh a u st pipe.
Tu r n t h e ign it ion on .
Wit h t h e DRBIII , a t t em pt t o com m u n ica t e wit h t h e Ca bin H ea t er Modu le or H ea t er
Boost er Modu le a n d t h e Au t om a t ic Tem per a t u r e Con t r ol Modu le.
Does t h e DRBIII displa y: NO RE SP ONSE ?
Yes
No
P OS S IB LE CAU S ES
ACTION
→ Refer t o t h e Com m u n ica t ion Ca t egor y for t h e r ela t ed sym pt om .
P er for m H E ATE R VE RIF ICATION TE ST - VE R 1.
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69
CABI N H EAT ER
AP P LICAB ILITY
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