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DESCRIPTION NCEC0032 The MI is located on the instrument panel. I If the MI does not light up, refer to EL section (“WARNING LAMPS”) or see EC-SR-329. 2. When the engine is started, the MI should go off. If the MI remains on, the on board diagnostic system has detected an engine system malfunction. On Board Diagnostic System Function NCEC0032S01 The on board diagnostic system has the following four functions. This function checks the MI bulb for damage (blown, open circuit, etc.). 2. MALFUNCTION WARNING: This is a usual driving condition. When a malfunction is detected twice in two consecutive driving cycles I “Misfire (Possible three way catalyst damage)” I “Closed loop control” I Fail-safe mode Diagnostic Test Mode II This function allows DTCs and 1st trip DTCs to be read. 4. HEATED OXYGEN SENSOR 1 (FRONT) MONITOR: This function allows the fuel mixture condition (lean or rich), monitored by heated oxygen sensor 1 (front), MI Flashing without DTC NCEC0032S0101 If the ECM is in Diagnostic Test Mode II, MI may flash when engine is running. In this case, check ECM test Condition Diagnostic Test Mode I Diagnostic Test Mode II Ignition switch in “ON” position Engine stopped BULB CHECK SELF-DIAGNOSTIC RESULTS Engine running MALFUNCTION WARNING HEATED OXYGEN SENSOR 1 (FRONT) MONITOR The following emission-related diagnostic information is cleared when the ECM memory is erased. SAT652J ON BOARD DIAGNOSTIC SYSTEM DESCRIPTION SR20DE Malfunction Indicator (MI) (Cont’d) EC-59 |