Subaru Robin EH72 LP/NG - Manual (Page 29)

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8-10 DIAGNOSIS CODE
Step Key position Description
1
Tune the key switch to
the “RUN” position .
OFF
RUN
START
(a) Lightning 2 sec and go out forever .
Not see any problem .
Lamp
(b) Lightning 2 sec and go out 4 sec, then lightning again .
There is some problem .
Refer to step 2
Lamp
2
OFF
RUN
START
(a) After the 4 sec the lamp repeats turning on and off .
Go out 4 sec
This sample, failure code is “2-1” . Two (2) turning on and
off, and go out 2 sec then turning on 0 .4 sec . After this go
out 4 sec and repeat the code again .
(b) If there is another failure, the lamp indicates continuity
with new code . Refer to step 3 .
This engine has the failure diagnosis system to know that low voltage of DC battery and each
wiring whether disconnecting or electrical short circuit . The ECU monitors engine various
conditions for the system when tune the key to the “RUN” (ON) position, “START” (cranking) or
after start the engine . However, this is required the warning lamp or a lamp for DC12V to indicate
of the failure code . The warning lamp and so on is prepared as optional .
8-10-1 HOW TO OPERATION
When troubleshooting with the failure diagnosis, disconnect the grey wire to oil pressure switch .
If the wire will be not disconnected, the lamp will be lightning cause of the engine stopped and
no oil pressure .
If there is failure the components wiring, the warning lamp repeats turning on and off .
Finally, re-connect the grey wire to the oil pressure switch, after troubleshooting with failure
diagnosis system .
8-10-2 INDICATION MEANS and PROCEDURE