Symptom:
FUEL LEVEL SENSOR SHORT TO GROUND
POSSIBLE CAUSES
FUE L LE VE L SE NSOR
FUE L LE VE L SE NSOR CIRCUITS SH ORTE D TOGE TH ER
INSTRUMENT CLUSTER
FUE L LE VE L SE NSOR SIGNAL (+) SH ORT TO GROU ND
TE S T ACTION AP PLICAB ILITY
1 Tur n th e ign it ion off.
Discon n ect t he F u el P u m p Modu le h ar n ess con n ector.
Tur n th e ign it ion on , wit h th e DRBIII",readDTCs.
Does t h e DRBIII" displa y: F u el Level Sen sor Shor t ed t o Gr ou n d?
All
Ye s → Go To 2
No → Repla ce t h e F u el Level Sen sor in a ccor da n ce wit h t h e Ser vice
In for m a t ion .
Per for m BODY VERIFICATION TE ST - VE R 1.
2 Tur n th e ign it ion off.
Discon n ect t he In st r u m en t Clu st er C1 ha r n ess conn ect or.
Discon n ect t he F u el P u m p Modu le h ar n ess con n ector.
Mea su r e th e r esist a n ce bet ween gr ou n d a n d t h e F u el Level Sen sor Sign a l (+) cir cu it .
Is t h e resista n ce below 1000 ohm s?
All
Ye s → Repa ir th e F u el Level Sen sor Sign a l (+) cir cu it for a sh or t t o
gr ou n d.
Per for m BODY VERIFICATION TE ST - VE R 1.
No → Go To 3
3 Tur n th e ign it ion off.
Discon n ect t he F u el P u m p Modu le h ar n ess con n ector.
Discon n ect t he In st r u m en t Clu st er C1 ha r n ess conn ect or.
Mea su r e th e resist a n ce bet ween t h e Fu el Level Sen sor Sign al (+) cir cu it a n d Fu el
Level Sen sor Sign al Ret u r n circu it .
Is t h e resista n ce below 1000 ohm s?
All
Ye s → Repa ir th e Fu el Level Sensor Sign a l (+) cir cu it for a sh or t to t h e
Sen sor Ret u r n circu it .
Per for m BODY VERIFICATION TE ST - VE R 1.
No → Repla ce t h e In str u m en t Clu st er in a ccor da n ce wit h t h e Ser vice
In for m a t ion .
Per for m BODY VERIFICATION TE ST - VE R 1.
184
INSTRUMENT CLUSTER
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