NO.3 BRAKE SYSTEM WARNING LIGHT STAY ON [DYNAMIC STABILITY CONTROL (DSC)]
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9
HARNESS BETWEEN INSTRUMENT CLUSTER AND
PARKING BRAKE SWITCH
Inspect for short to ground in the
following circuit:
Between parking
brake switch and
instrument cluster
terminal 2X
Is the short to ground detected?
YesRepair or replace the wiring harness for a
possible short to ground.
No Retrieve the instrument cluster DTC using
the M-MDS (IDS).
(See
.)
If the DTC remains:
Go to the applicable DTC
inspection.
(See
.)
If the DTC does not remain:
Replace the instrument
cluster.
(See
.)
10
INSPECT DSC HU/CM POWER SUPPLY FUSE
Inspect the DSC HU/CM ignition power
supply fuse.
Is the fuse normal?
YesGo to the next step.
No Inspect the blown fuse’s circuit for short to
ground.
Repair or replace the wiring harness for a
possible short to ground as necessary.
Install appropriate amperage fuse.
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11
VERIFY WHETHER MALFUNCTION IS IN WIRING
HARNESS (BETWEEN DSC HU/CM POWER SUPPLY
AND DSC HU/CM FOR CONTINUITY) OR
ELSEWHERE
Switch the ignition to ON.
Measure the voltage at the DSC
HU/CM terminal Q (wiring harness-
side).
Is the voltage
approx. 12 V
?
YesGo to the next step.
No Inspect for open circuit between DSC
HU/CM and ignition.
Repair or replace the wiring harness for a
possible open circuit as necessary.
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12
VERIFY WHETHER MALFUNCTION IS IN WIRING
HARNESS (BETWEEN DSC HU/CM AND GROUND
FOR CONTINUITY) OR ELSEWHERE
Switch the ignition to off.
Disconnect the DSC HU/CM connector.
Inspect for continuity between DSC
HU/CM terminal AL (wiring harness-
YesReplace the DSC HU/CM. (open circuit in
the DSC HU/CM)
(See
.)
No Repair or replace the wiring harness for a
possible open circuit and poor contact in
