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ENGINE2.2LDICOR
166
Sr.
Fault for
Pin
Fault
Service
MILLamp
Fault code
Symptoms
Tocheck
To rectify
No
the sensor
Description
Lamp
5 IMV
-
OpenCircuit / Loose
P0255
RPMincreasesto
1.IMVconnection,
Removeandconnectagain
connector
1400rpm,Engine
Check the Intermediate
noisyetc.,reduced
connector connection
Torque
from FuelTempsensor
andIMVsensor.
176
Short circuit to -ve
P0253
Enginedoesnotstart,
2. Electrical wiring
Terminal backout, wire open
RailPr.=200bar
circuit & short circuit
176
Short circuit to +ve
P0251
ReducedTorque
3.ECUconnection
Connect properly
RailpressureControl
P01253
4.IMVelectricalresistance
Changepump
Error(Toohigh)
onHPpump(5.3max)
- negative
RailpressureControl
P01254
1.IMVfaultpresent
Refer to check points in
Error(Toohigh
S.No 4 of static testing
- positive
RailpressureControl
P01256
Disables injectors
2.HPsensorfaultpresent
Refer to check points in
Error(IMVcurrent
S.No 6 of static testing
trim)- Low fuel low
fault
RailpressureControl
P1257
3.LPCircuitProblem
Error(IMVcurrent
trim)- Low fault high
fault
RailpressureControl
P1258
A. Fuel level in diesel
Fill if it is empty
Error(IMVcurrent
tank(checkphysically)
drift)- High fuel low
fault
RailpressureControl
P1259
B. Air in the circuit
Removeairentrapment(Do
Error(IMVcurrent
not loosenHPpipes)
trim drift)- High fuel
high fault
Railpr.Builderror
P0087
C. Air entry through
Change if found defective
( not building during
PrimingPump
cranking)
Railpr.Builderror
P0088
D. Filter connection
Connect properly
(overpressure)
andLPfuel lines
E.Strainer infueltank
Remove& replace if choked
Tighten strainer &banjo joint
properly
4.HPCircuitProblem
PerformHighPressure