Accent GS Coupe L4-1495cc 1.5L SOHC MFI (1999)
Malfunction Indicator Lamp: Description and Operation
MALFUNCTION INDICATOR LAMP (MIL)
An On Board Diagnostic lamp comes on to notify the driver that there are any problems on the vehicle.
The Malfunction Indicator Lamp (MIL) request signal wire is used by the Transaxle Control Module (TCM) to signal the ECM to set transaxle related
codes.
However the MIL will go off automatically after 3 subsequent sequential trips without same malfunctions.
Immediately after the ignition switch is turn on (ON position), the malfunction indicator lamp is lit continuously to indicate that the malfunction indicator
lamp operates normally.
The Following Items will be Indicated by the MIL
-
Catalyst
-
Fuel system
-
Mass Air Flow (MAF) Sensor
-
Intake Air Temperature (IAT) Sensor
-
Engine Coolant Temperature (ECT) Sensor
-
Throttle Position Sensor (TPS)
-
Upstream Oxygen Sensor
-
Downstream Oxygen Sensor Heater
-
Downstream Oxygen Sensor
-
Upstream Oxygen Sensor Heater
-
Injector, Fuel Tank Pressure (FTP) sensor
-
Misfire
-
Crankshaft Position (CKP) Sensor
-
Camshaft Position (CMP) Sensor
-
Evaporative Emission Control System, Canister Close Valve (CCV)
-
Vehicle Speed Sensor (VSS)
-
Idle Control Valve
-
Power Supply
-
ECM
-
MT/AT Encoding
-
Acceleration Sensor
-
MIL-on Request Signal Power Stage