Mitsubishi Pajero Pinin 1999 Workshop Manual page 829

54A-102
CHASSIS ELECTRICAL ±
INSPECTION PROCEDURE 7
Abnormal driving data displays.
Abnormal average fuel consumption (momentary fuel consumption) and average speed displays.
Abnormal cruising distance displays.
1. When average fuel consumption (momentary fuel consumption) and average speed displays
are abnormal.
Check connectors: C-02 <L.H. drive
vehicles>, C-52, C-74, C-76
OK
Carry out a wiring and communication
check (service function).
Does the message ªEngine-ECU not
connectedº appear?
YES
Carry out a vehicle signals check (ser-
vice function).
Does the message ªKey position : IGº
appear?
YES
Check the connections between the
multi-center display and the engine-
ECU.
NG
Check the harness between the multi-
center display and the engine-ECU,
and replace if necessary.
2. When cruising distance display is abnormal.
Are the average fuel consumption and
average vehicle speed displayed nor-
mally?
YES
Is the selected model is correct?
YES
Measure at the multi-center display
connector C-52.
Connector disconnected.
Voltage between terminal (33) and
body earth
OK: 0.1 ± 3.0 V
OK
Replace the multi-center display.
Multi-Center Display <High Grade>
NG
Repair
NO
End (no abnormality).
NO
Measure at the multi-center display
connector C-52.
Connector disconnected.
Voltage between terminal (36) and
body earth
OK: Ignition switch ON:
System voltage.
Ignition switch OFF: 0 ± 1 V
OK
Replace the multi-center display.
NO
Carry out troubleshooting according to
procedure 1.
NO
Select correct model, and repeat wiring
check.
NG
Check the fuel gauge unit.
(Refer to P.54A-25.)
Replace the fuel gauge unit.
NG
OK
OK
NG
Check the harness between multi-cen-
ter display and the junction block, and
replace if necessary.
Replace the multi-center display.
Check the harness between multi-cen-
ter display and the fuel gauge unit, and
replace if necessary.