Dodge Sprinter 2006 Manual page 492

DRI V EABI LI T Y - DI ESEL
P 1222-ACC P ED AL P OS ITION S EN S OR 1 CKT P LAU S IB ILITY —
TES T
1 N OTE: If D TC P 1611, P 2306 o r P 2332 is p re s e n t w ith th is D TC, d ia g n o s e
D TCs P 1611, P 2306 o r P 2332 be fo re d ia g n o s in g th is D TC.
N OTE: If th e ECM d e te c ts a n d s to re s a D TC, th e ECM a ls o s to re s th e
e n g in e /v e h ic le o p e ra tin g c o n d itio n s u n d e r w h ic h th e D TC w a s s e t. S o m e o f
th e s e c o n d itio n s a re d is p la y e d o n th e D RB a t th e s a m e tim e th e D TC is
d is p la y e d .
N OTE: B e fo re e ra s in g s to re d D TCs , re c o rd th e s e c o n d itio n s . Atte m p tin g to
d u p lic a te th e s e c o n d itio n s m a y a s s is t w h e n c h e c k in g fo r a n a c tiv e D TC.
N OTE: Th e AP P S e n s o r is a d e v ic e th a t c o n ta in s 2 s e p a ra te p o te n tio m e te r
ty p e s e n s o rs . Ea c h s e n s o r h a s its o w n 5-v o lt s u p p ly c irc u it, s e n s o r g ro u n d
c irc u it a n d s ig n a l c irc u it. Th e AP P S e n s o r n o lo n g e r in c o rp o ra te s a lo w -id le
s w itc h .
N OTE: Th e AP P S e n s o r 2 s ig n a l s h o u ld a lw a y s be a p p ro x im a te ly 1/2 th e
v o lta g e o f th e AP P S e n s o r 1 s ig n a l.
Tu r n t h e ign it ion on .
Usin g a volt m et er, ba ckpr obe t h e AP P Sen sor 1 a n d AP P Sen sor 2 Sign a l cir cu it s a t
t h e AP P Sen sor h a r n ess con n ect or wit h t h e a cceler a t or peda l in t h e a t r est posit ion .
Is t h e volt a ge bet ween 0.28 a n d 0.37 volt for sen sor 1 a n d 0.10 a n d 0.19 volt for sen sor
2?
Yes
No
2 Tu r n t h e ign it ion on .
F u lly depr ess t h e a cceler a t or peda l.
Usin g a volt m et er ba ckpr obe t h e AP P Sen sor h a r n ess con n ect or a n d r ea d t h e volt a ge
for AP P Sen sor 1 a n d AP P Sen sor 2 Sign a l cir cu it s.
Is t h e volt a ge bet ween 4.45 a n d 4.75 volt s for #1 a n d 2.15 a n d 2.45 volt s for #2?
Yes
No
3 Tu r n t h e ign it ion on .
Wit h t h e DRB, r ea d t h e AP P Sen sor 1 a n d AP P Sen sor 2 per cen t a ges (%).
Wit h t h e a cceler a t or peda l in t h e idle posit ion , slowly depr ess t h e a cceler a t or peda l
u n t il t h e peda l is fu lly depr essed.
N OTE: Th e p e rc e n ta g e re a d in g s fo r AP P S e n s o rs 1 a n d 2 s h o u ld in c re a s e
s m o o th ly a s th e p e d a l is d e p re s s e d .
N OTE: Th is te s t c a n a ls o p e rfo rm e d u s in g a v o ltm e te r by ba c k p ro bin g e a c h
AP P S e n s o r S ig n a l c irc u it a t th e AP P S e n s o r h a rn e s s c o n n e c to r a n d
o bs e rv in g th e v o ltm e te r fo r a s m o o th v o lta g e c h a n g e th ro u g h th e e n tire
p e d a l tra v e l.
Does t h e per cen t a ge (volt a ge) in cr ea se sm oot h ly for bot h r ea din gs wit h t h e a cceler-
a t or peda l t r a vel?
Yes
No
ACTION
→ Go To 2
→ Go To 5
→ Go To 3
→ Go To 5
→ Go To 4
→ Repla ce t h e Acceler a t or P eda l P osit ion Sen sor in a ccor da n ce wit h
t h e Ser vice In for m a t ion .
P er for m ROAD TE ST VE RIF ICATION - VE R-2.
74
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AP P LICAB ILITY
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