CHASSIS ELECTRICAL ± Multi-center Display <Middle Grade>
54A-74
INSPECTION CHART CLASSIFIED BY TROUBLE SYMPTOMS
Related Unit Trouble Symptom Inspection
Procedure
No.
Reference
Page
Malfunction of multi-
p
No display appears after the ignition key is turned to ACC. 1 54A-74
cen
er
sp
ay
TAPE/CD, UML switches do not work. 2 54A-75
CD switches do not work. 3 54A-76
Outside temperature data is not displayed. /Outside
temperature data is abnormal.
4 54A-76
Abnormal driving data display
D Abnormal average fuel consumption and average
speed displays.
D Abnormal cruising distance displays
5 54A-77
No illumination of audio button 6 54A-78
Dim display 7 54A-78
Clock runs fast or slow 8 54A-78
INSPECTION PROCEDURES FOR EACH TROUBLE SYMPTOM
INSPECTION PROCEDURE 1
No display appears after the ignition key is turned to ACC.
Check the connector: C-52
NG
Repair
OK
Measure at multi-center display connector C-52.
D Ignition switch: ACC
D Voltage between terminal (25), (26) and body earth
OK: System voltage
YES
Repair the fuse and the harness.
NO
Measure at multi-center display connector C-52.
D Check continuity between terminal (28) and body earth.
OK: Continuity exists
OK
Repair the harness.
NG
Replace the multi-center display unit.
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