Subaru XT 1988 Service Manual page 1242

6-2
Self-d iagnosis
AM
s~§
~M C§
~»»)
BODY ELECTRICAL SYSTEM
The hatched position and black-colored portion flash alternately,
in addition to the display of the 7-segment figures.
Fig.
37
Self-d iagnosis
Return to function
after self-diagnosis
Self-diagnosing of
LED (pilot lamp) on
control unit
L6-1273
• The self-diagnosis function is attained when the CLOCK, ALARM and AR RIVE buttons are
depressed at the same time.
• In this function, all seven-segments light up for three seconds, then each digit changes from
9 to 8 to 7, ...• 2 to 1 to
a
for 0.5 second each. During this period, ["AM","
.»» "," : ",
"Miles" "(km)"] and ["PM", "ARRIVE", ".", "MPH", "(/h)"] flash alternately.
• During this function, the buzzer sounds intermittently for a period of 0.5 second in syn-
chronization with the change of the displayed figure.
• The self-diagnosis function is cancelled when one complete cycle has ended, or when another
function button is depressed. Upon completion of the self-diagnosis cycle, display returns to
the CLOCK function.
• The lamps are illuminated in the sequence of CLOCK, ALARM, OUT TEMP, TRIP, ARRIVE,
AVG SPEED in synchronization with the change in the displayed figure. Each lamp illumi-
nates for 0.5 seconds period.
(ON All digits and marks)
Display
~9
8
7 6
5
Lamp
4 3 2
AVG
SPEED
o
I
CLOCK
I
In addition to the above, the following functions are also provided:
Display when
ignition switch is
turned to ON
Multiple function
input
• When the ignition switch is turned to ON, the function selected when the ignition switch
was turned to OFF is displayed again.
• If two or more function inputs are made, except in the self-diagnosis, the function which is
input first is displayed. The next input is accepted only after all functions are turned to OFF
once.
32