Engine Malfunction Indicator Lamp (Mil) - Subaru Legacy 2001 Service Manual

ENGINE MALFUNCTION INDICATOR LAMP (MIL)

B: ACTIVATION OF CHECK ENGINE
MALFUNCTION INDICATOR LAMP
(MIL)
S048653E89
1) When ignition switch is turned to ON (engine
off), the CHECK ENGINE malfunction indicator
lamp (MIL) in the combination meter illuminates.
NOTE:
If the MIL does not illuminate, perform diagnostics
of the CHECK ENGINE light circuit or the combi-
nation meter circuit. <Ref. to EN(H6)-57 CHECK
ENGINE MALFUNCTION
(MIL) DOES NOT COME ON., Engine Malfunction
Indicator Lamp (MIL) Illumination Pattern.>
2) After starting the engine, the MIL goes out. If it
does not, either the engine or the emission control
system is malfunctioning.
3) If the diagnosis system senses a misfire which
could damage the catalyzer, the MIL will blink at a
cycle of 1 Hz.
INDICATOR LAMP
B2M3701C
OBD0053A
OBD0054A
EN(H6)-55
4) When ignition switch is turned to ON (engine
off) or to "START" with the test mode connector
connected, the MIL blinks at a cycle of 3 Hz.
Engine (DIAGNOSTICS)
OBD0055A