Mitsubishi Pajero Pinin 1999 Workshop Manual page 804

CHASSIS ELECTRICAL ±
INSPECTION PROCEDURE 5
Abnormal driving data displays.
Abnormal average fuel consumption and average speed displays.
Abnormal cruising distance displays.
1. When average fuel consumption and average speed displays are abnormal.
Check the connector: C-52
OK
Check the multi-center display unit con-
nected into system on service mode.
Does MU light on the display?
NO
Measure at multi-center display con-
nector C-52.
Connector disconnected.
Voltage between terminal (36) and
body earth
OK: Ignition switch ON: System
voltage
NG: Ignition switch OFF: 0 ± 1 V
OK
Check the connections between the
multi-center display unit and the en-
gine-ECU.
NG
Check the harness between the multi-
center display unit and the engine-ECU,
and Replace the if necessary.
2. When cruising distance display is abnormal.
Are the average fuel consumption and average vehicle speed
displayed normally?
Does the service mode show fuel amount correctly?
Measure at multi-center display connector C-52.
Connector disconnected.
Voltage between terminal (33) and body earth
OK: 0.1 ± 3.0 V
Replace the multi-center display unit.
NG
Repair
YES
Check a voltage on (5) terminal of C-53
connector after C-53 connector shall
be out.
ignition switch : ON
OK: Low
OK
NG: more than 80% of system
voltage
NG
Check the harness between multi-cen-
ter display unit and junction block and
Replace the if necessary.
OK
Replace the multi-center display unit.
OK
NO
OK
Multi-center Display <Middle Grade>
NG
NG
Carry out troubleshooting according to procedure 5.1.
YES
End (no abnormality)
An inaccurate fuel amount may be displayed for a while after
refuelling.
In addition, it depends on road and driving conditions whether an
accurate fuel amount is displayed.
NG
Check the harness between multi-center display unit and the fuel
gauge unit, and Replace the if necessary.
Relative unit : Combination meter, fuel gauge unit
54A-77
Check the harness.
Disconnect MUT- II