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Revotron 1.2T
166
F.
SWITCH :
i.
Oil Pressure Switch :
Component Details :
Oil Pressure switch is installed on the
engine block to check pressure in oil gallery. If
the oil pressure is detected as low, it Switch
On the "Low Oil pressure" tell-tale in the
Instrument Cluster. This information is very
useful for the customer so as to alert him to
check the engine oil level in the dip stick and
top up the oil to bring it closer to max mark
level.
This switch is Normally Closed contact
type and opens only when oil pressure is
above the range of 0.6 to 0.9 Kg
/Sq.cm.It has
a spring loaded diaphragm which opens up to
generate OK signal. Otherwise if pressure is
below the designated range, the tell-tale on
Cluster gets ON.
Component Location :
Diagnostic troubleshooting :
If the tell-tale is ON in the Instrument
Cluster, please check the following things: -
1. Please check that oil level in dip stick
should be above minimum mark. If yes,
got to step 2 or else top-up the engine oil
and recheck the tell-tale status after
engine restart.
2. Please check if there is any leakage of oil
from oil pressure sensor. If yes, please
tighten the oil pressure switch mounting
bolt with 4 Kgfm.
3. Please check whether the oil pressure
switch connector is not loose.
4. Electrical diagnosis - to be supported from
AED team.
5. If still solved then please replace with new
switch
.
Circuit Schematic Diagram :