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DTC P0101 MAF SENSOR EC-1327 [VG33ER] C D E F G H I J K L M A EC DTC P0101 MAF SENSOR PFP:22680 Component Description UBS00DTB The mass air flow sensor is placed in the stream of intake air. It mea- CONSULT-II Reference Value in Data Monitor Mode UBS00DTC Specification data are reference values. On Board Diagnosis Logic UBS00DTD DTC Confirmation Procedure UBS00DTE Perform PROCEDURE FOR MALFUNCTION A first. NOTE: PROCEDURE FOR MALFUNCTION A NOTE: SEF030T MONITOR ITEM CONDITION SPECIFICATION MAS A/F SE-B1 ● Engine: After warming up ● Air conditioner switch: OFF ● Shift lever: N (A/T), Neutral (M/T) ● No load Idle 1.0 - 1.7V 2,500 rpm 1.7 - 2.3V CAL/LD VALUE ● Engine: After warming up ● Air conditioner switch: OFF ● Shift lever: N (A/T), Neutral (M/T) ● No load Idle 18.5 - 26.0% 2,500 rpm 18.0 - 21.0% MASS AIRFLOW ● Engine: After warming up ● Air conditioner switch: OFF ● Shift lever: N (A/T), Neutral (M/T) ● No load Idle 3.3 - 4.8 g·m/s 2,500 rpm 12.0 - 14.9 g·m/s DTC No. Trouble diagnosis name DTC detecting condition Possible cause P0101 Mass air flow sensor cir- A) A high voltage from the sensor is sent to ECM ● Harness or connectors ● Mass air flow sensor B) A low voltage from the sensor is sent to ECM ● Harness or connectors ● Intake air leaks ● Mass air flow sensor |