Dodge Sprinter 2006 Manual page 493

P 1222-ACC P ED AL P OS ITION S EN S OR 1 CKT P LAU S IB ILITY —
TES T
4 WARN IN G: WHEN THE EN GIN E IS OP ERATIN G, D O N OT S TAN D IN A
D IRECT LIN E WITH THE FAN . D O N OT P U T YOU R HAN D S N EAR THE
P U LLEYS , B ELTS OR FAN . D O N OT WEAR LOOS E CLOTHIN G.
N OTE: Th e c o n d itio n s th a t s e t th e D TC a re n o t p re s e n t a t th is tim e . Th e
fo llo w in g lis t m a y h e lp in id e n tify in g th e in te rm itte n t c o n d itio n .
Wit h t h e en gin e r u n n in g a n d a t n or m a l oper a t in g t em per a t u r e, m on it or t h e DRB
pa r a m et er s r ela t ed t o t h e DTC wh ile wigglin g t h e wir in g h a r n ess. Look for pa r a m -
et er va lu es t o ch a n ge a n d/or a DTC t o set .
Review t h e DTC Wh en Mon it or ed a n d Set Con dit ion s. If possible, t r y t o du plica t e t h e
con dit ion s u n der wh ich t h e DTC wa s set by slowly pr essin g a n d r elea sin g t h e
a cceler a t or peda l sever a l t im es.
Refer t o a n y Tech n ica l Ser vice Bu llet in s (TSB) t h a t m a y a pply.
Visu a lly in spect t h e r ela t ed wir in g h a r n ess. Look for a n y ch a fed, pier ced, pin ch ed, or
pa r t ia lly br oken wir es.
Visu a lly in spect t h e r ela t ed wir in g h a r n ess con n ect or s. Look for br oken , ben t , pu sh ed
ou t , or cor r oded t er m in a ls.
Wer e a n y of t h e a bove con dit ion s pr esen t ?
Yes
No
5 N OTE: P e rfo rm th e re s t o f th is d ia g n o s tic p ro c e d u re o n th e in d iv id u a l AP P
S e n s o r P o te n tio m e te r (1 o r 2) th a t d id n o t d is p la y th e c o rre c t v o lta g e s in th e
p re v io u s te s t.
Tu r n t h e ign it ion off.
Discon n ect t h e AP P Sen sor h a r n ess con n ect or.
Tu r n t h e ign it ion on .
Mea su r e t h e volt a ge of t h e 5-Volt Su pply cir cu it in t h e AP P Sen sor h a r n ess con n ect or.
Is t h e volt a ge bet ween 4.7 a n d 5.3 volt s?
Yes
No
6 Tu r n t h e ign it ion off.
Discon n ect t h e AP P Sen sor h a r n ess con n ect or.
Con n ect a ju m per wir e bet ween AP P Sen sor Sign a l cir cu it a n d t h e 5-volt su pply
cir cu it a t t h e AP P Sen sor h a r n ess con n ect or .
Wit h t h e DRB, r ea d t h e P E DAL OUTP UT VOLTS.
Does t h e DRB displa y bet ween 4.0 a n d 5.5 volt s?
Yes
No
7 Tu r n t h e ign it ion off.
Discon n ect t h e AP P Sen sor h a r n ess con n ect or.
Discon n ect t h e E CM h a r n ess con n ect or s.
Rem ove t h e E n gin e Con t r ol Rela y.
Con n ect a ju m per wir e bet ween ca vit y 30 a n d ca vit y 87 of t h e E n gin e Con t r ol Rela y
con n ect or.
Tu r n t h e ign it ion on .
Mea su r e t h e volt a ge of t h e AP P Sen sor Gr ou n d cir cu it .
Is t h e volt a ge a bove 1.0 volt ?
Yes
No
ACTION
→ Repa ir a s n ecessa r y.
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Test Com plet e.
→ Go To 6
→ Go To 14
→ Go To 7
→ Go To 10
→ Repa ir t h e App Sen sor Gr ou n d cir cu it for a sh or t t o volt a ge.
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
→ Go To 8
DRI V EABI LI T Y - DI ESEL
75
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