Symptom:
*EN GIN E CRAN KS BU T WILL N OT START
POSSIBLE CAUSES
CAMSH AF T POSITION SE NSOR SIGNAL P ROBLE M
CRANKSH AFT POSITION SE N SOR SIGNAL P ROBLE M
ECM CODES PRESENT
ECT SENSOR
ENGINE CONTROL MODULE
ENGINE DRIVE GE AR/SP ROCKE T
FUE L SUP PLY CONTAMIN ATION
FUE L SYSTE M PRE SSURE ME CHANICAL
FUEL SYSTEM RESTRICTION
GLOW P LU GS
SKIM CODES PRESE NT
TE S T ACTION AP PLICAB ILITY
1 NOTE: The ECM must have proper power and ground connections for the
fo ll o wi n g t e s t s t o b e v a l id . R e fe r t o Che c k i n g t h e E CM Po wer a n d Gr ound s
in the symptom list.
NOTE: A n o-s ta rt c o n d i t io n m ay o c c u r if th e F u e l Te m p e ra tu re S e n s o r i s
shorted or if the Fuel Temperature Sensor Signal circuit is shorted to
ground or shorted to Sensor Ground.
Tur n th e ign it ion on .
Wit h th e DRBIII",readtheECMDTCs.
Does t h e DRBIII" display a ny ECM DTCs?
All
Ye s → Refer t o sym pt om list for pr oblem s r ela t ed to ECM DTC.
Per for m NO START VERIF ICATION - VER-1.
No → Go To 2
2 Tur n th e ign it ion on .
Wit h th e DRBIII",readtheSKREEMDTCs.
Does t h e DRBIII" display a ny SKREEM DTCs?
All
Ye s → Refer t o sym pt om list for pr oblem s r ela t ed to SKIM DTC.
Per for m NO START VERIF ICATION - VER-1.
No → Go To 3
3 Usin g a tem per a tu r e pr obe, ch eck t h e veh icle t emper a t u r e n ea r t h e ECT Sen sor.
Tur n th e ign it ion on .
Wit h th e DRBIII" in Sen sor s, r ea d t h e ECT Sen sor tem per a t u r e.
Com pa r e th e tem per at u r e pr obe rea din g wit h t h e DRBIII" reading.
Are t h e two r ea din gs wit h in 10°C of ea ch ot h er ?
All
Ye s → Go To 4
No → Repa ir as n ecessa r y.
Per for m NO START VERIF ICATION - VER-1.
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DRI V EABI LI T Y - DI ESEL