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M162 ENGINE CONTROLS 1F1 -- 63 DAEWOO MY_2000 Mass Air Flow Sensor Input Voltage Inspection 1. Turn the ignition switch to “ON” position. Application Specified Value Ignition “ON” 0.9 ~ 1.1 v Engine Status Idling 1.3 ~ 1.7 v (Coolant temperature is over 70°C) Notice: If the measured value is not within the specified value, the possible cause may be in cable or MAF sensor in itself. Perform the 5 volt power supply inspection procedures. Mass Air Flow Sensor 5 volt Power Supply Inspection 1. Turn the ignition switch to “OFF” position. Specified Value 4.7 ~ 5.2 v Notice: If the measured value is not within the specified value, the possible cause may be in cable or ECM coupling. Specified Value 4.7 ~ 5.2 v Notice: If the measured value is not within the specified value, the possible cause may be in cable or ECM coupling. Mass Air Flow Sensor 12 volt Power Supply Inspection 1. Turn the ignition switch to “OFF” position. Specified Value 11 ~ 14 v Notice: If the measured value is not within the specified value, the possible cause may be in cable or Over Voltage Protection Relay (OVPR). |