Daewoo Bus BS Series Owner's Manual page 222

FAULTY DIAGNOSIS
4. Engine Diagnostic (Self-Diagnosis) --- DE12TIS
Engine Diagnostic
Diagnostic Procedures
a. Turn the battery main switch "ON" .
b. The starting key is in the ON
position.
c. The engine is not running.
d. Push the engine check switch.(Hold)
e. The Engine Warning Lamp will begin
to flash.
f. Check the Fault Code, then starting
key off.
Fault Code Indication
The engine warning lamp located on the instrument panel the operator of a
program.
System fault codes can be detected and displayed by using the check engine light.
a. Turn the engine check switch ON, then check light the engine warning lamp.
b. The Engine Warning Lamp displays two digit codes by flashing the first digit,
pausing, then flashing the second digit. There will be a long pause between
codes.
OM-B553
< Example is one fault code 21 >
7-32
OM-B554