Center Differential Lock Detection Switch; Rear Differential Lock Detection Switch - Mitsubishi PAJERO Workshop Manual

35B-12
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<Vehicles with rear differential lock system>
Code No.26 Center differential lock detection switch
Code No.27 Rear differential lock detection switch
On vehicles with rear differential lock system, these codes will be set under the
following conditions:
D The ABS-ECU detects an open-circuit in the center differential lock detection
switch and the rear differential lock detection switch systems, so no signal is
sent.
D The vehicle has been driven at 20 km/h or more for five minutes or more
while the center differential lock detection switch is off and the rear
differential lock detection switch is on, and then the vehicle speed decreases
to 2 km/h in that condition.
Do the both of the center differential lock indicator lamp and the
rear differential lock indicator lamp illuminate normally?
Does the center differential lock indicator lamp illuminate normally?
YES
Rear differential lock detection switch check
(Refer to GROUP 27)
OK
Check the following connectors:
D-26, D-32<R.H.D.>, D-124, F-17, G-01, G-13
OK
Check the trouble symptom
NG
Check the harness wire.
D Between rear differential lock-ECU and rear differential lock
detection switch
OK
Check the trouble symptom
NG
Replace the rear differential lock-ECU.
ABS <4WD> -
NO
NO
Replace the center differ-
ential lock detection
switch.
NG
Replace the rear differen-
tial lock detection switch.
NG
Repair
NG
Repair
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Troubleshooting
Probable cause
D Malfunction of harness or connector
D Malfunction of the center differential lock detection
switch
D Malfunction of the rear differential lock detection
switch
D Malfunction of the rear differential lock-ECU
D Malfunction of the ABS-ECU
YES
Measure at the ABS-ECU connector E-107.
D Disconnect the connector, and measure at the harness side
connector.
D Ignition switch: ON
D Voltage between 33 and body earth
OK: System voltage
OK
Check the following
connector: E-107
OK
Repair
Check the trouble symp-
tom
NG
Check the following
connectors:
C-16, E-107, E-113
OK
Repair
Check the trouble symp-
tom
NG
Check the harness wire.
D Between ABS-ECU and center differential lock detection switch
OK
Check the trouble symp-
tom
NG
Replace the ABS-ECU.
Check the
connectors:
D-32<R.H.D.>,
NG
D-124<L.H.D.>,
E-107
OK
Check the trouble symp-
tom
Check the harness wire,
NG
and repair if necessary.
D Between
and rear differential
lock-ECU
Repair
NG
following
E-13,
NG
Repair
NG
ABS-ECU
NG