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TROUBLESHOOTING
PROBLEM CODE
2:
FRONT VEHICLE
SPEED SENSOR IVSS)
• Bef
ore
troubleshoo
ting,
check
that
the tire pres-
sure and tire size afe correct.
1.
Front VSS Connector
Inspection
Turn the ignition switch OFF.
SELECTABLE 4WD SYSTEM
Disconnect the
front
VSS 3P
(Black) connector.
I~~~~~~
Check the connector for loose contacts or cor-
roded terminals.
Be careful nor
to bend the
connector
terminals.
Is
the connector
in
good condition?
NO
-
loose or
poorly
connected front VSS 3P
connector.
YES
- GO
TO
STEP 2.
2.
Front VSS Input line Inspection
Turn the ignition switch ON.
Measure
the
voltage between the wire harness
side front VSS 3P
(Black)
connector
terminals.
Con
nection
:
Black/
orange
(+)
-
Green/
yellow H
Does the battery voltage
exist?
NO
- Open or short circuit in the Black!
orange w ire or Green/yellow
wire.
YES
- GO TO STEP 3.
3.
Front VSS Line
Inspection
Check the
Pin
k!white
wi re for continuity between
the ECM 21 P
(G
ray
)
and front VSS 3P (Black)
connector terminals.
Is there
continuity7
NO
- Open circuit in
the
Pink!white
wire
between the ECM connector and
front
VSS connector.
YES
- GO TO STEP 4.
FRONT
VSS CONNECTOR
(Viewed
from the
terminal
side)
l~
II
81(0
G~
Ic±)OOe
l
ECM CONNECTOR
(Viewed from
the
terminal side)
PN;
~
PN;
FRONT VSS
~
CONNECTOR
(Viewed
from the terminal side)
23-5
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