Mazda 1990 323 Workshop Manual Supplement page 282

SELF-DIAGNOSIS FUNCTION
03UOKX-055
-p=qq-j
03UOKX-05
03UOK2-053
MALFUNCTION CODE NUMBER
Inspection procedure
1. Connect the SST to the diagnosis connector.
2. Connect the EC-AT Tester to the System Selector connec-
tor and a ground.
-
3. Set the EC-AT Tester code selector switch to position A.
4. Set the System Selector to position 2 and SELF TEST as
shown.
5. Turn the ignition switch ON.
6. Check that "88" flashes on the digital display and that the
buzzer sounds for 3 seconds.
7. If "88" does not flash, check the diagnosis connector
wiring.
8. If "88" flashes and the buzzer sounds continuously for more
than 20 seconds, check the wiring to terminal IC of the
EC-AT control unit for a short-circuit. If necessary, replace
the EC-AT control unit and repeat from Step 2.
9. Note any code number(s) and check for the cause(s).
Repair as necessary. (Refer to page K2-108.)
Note
l
After repairs are made, recheck for code numbers
by performing the After-repair Procedure.
(Refer to page K2-115.)
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K2-106