Symptom List:
P 2009-WATER IN FU EL S EN SOR - WATER IN F U EL
P 2009-WATER IN FU EL S EN SOR S IGN AL ERROR
Te s t N o t e : Al l s y m p t o m s l i s t e d a b o v e a r e d i a g n o s e d u s i n g t h e s a m e t e s t s .
Th e title fo r th e te sts w ill be P 2009-WATER IN FU EL S EN SOR
-WATERINFUEL.
POSSIBLE CAUSES
12-VOLT SUP P LY CIRCUIT OP E N
CH E CKING ECM POWE R AN D GROUN DS
CH E CKIN G TH E E NGIN E CONTROL RE LAY S YSTE M
ECM - WATE R IN F UE L SE NSOR SIGNAL CIRCUIT SH ORTE D TO VOLTAGE
ECM - WATE R IN F UE L SE NSOR SIGNAL SH ORT TO GROUND
SENSOR GROUND CIRCUIT OPEN
WATE R IN FUE L SENSOR FAILURE
WATE R IN FUE L SENSOR SIGN AL CIRCU IT OP EN
WATE R IN FUE L SENSOR SIGN AL CIRCU IT SH ORTE D TO 12-VOLT SUP P LY
WATE R IN FUE L SENSOR SIGN AL CIRCU IT SH ORTE D TO GROUND
WATE R IN FUE L SENSOR SIGN AL CIRCU IT SH ORTE D TO SE NSOR GROUND
WATE R IN FUE L SENSOR SIGN AL CIRCU IT SH ORTE D TO VOLTAGE
INTERMITTENT CONDITION
TE S T ACTION AP PLICAB ILITY
1 NOTE: If DTC P1611, P2306 or P2332 is present with this DTC, diagnose
DTCs P1611, P2306 or P2332 before diagnosing this DTC.
NOTE: If the ECM detects and stores a DTC, the ECM also stores the
e n gi n e /ve h ic le o p e ra ti n g c o n d i tio 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
these conditions are displayed on the DRB at the same time the DTC is
displayed.
NOTE: Before erasing stored DTCs, record these conditions. Attempting to
duplicate these conditions may assist when checking for an active DTC.
NOTE: If you are here due to a P2009 indicating #Wa t e r I n T h e F u e l F i l t e r #
DTC, ensure that the fuel system is not contaminated with water or other
flui d s b e fo re c o nt inu i n g .
NOTE: If the fuel system is contaminated, refer to the Service Information
to remove fuel, clean system and refill with know n good fuel.
Tur n th e ign it ion on .
Wit h th e DRB, er a se E CM DTCs.
St a r t t h e en gin e sever a l tim es, let t ing th e en gin e r u n for at lea st 30 secon ds a t a
time.
Wit h th e DRB, r ea d E CM DTCs.
Did t h is DTC set a ga in ?
All
Ye s → Go To 2
No → Go To 11
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DRI V EABI LI T Y - DI ESEL