DTC P0101 Mass Air Flow (MAF) Sensor Performance

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Mass Air Flow (MAF) Sensor Circuit

Circuit Description

The Mass Air Flow (MAF) sensor measures the amount of air which passes through it into the engine during a given time. The PCM uses the mass air flow information to monitor engine operating conditions for fuel delivery calculations. A large quantity of air entering the en...

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Document Title: DTC P0101 Mass Air Flow (MAF) Sensor Performance

circuit

mass

flow

sensor

engine

time

information

monitor

conditions

large

idle

signal

using

scan

tool

predicted

value

based

barometric

pressure

calculated

throttle

position

system

voltage

airflow

action

malfunction

records

data

diagnostic

clear

aids

check

following

skewed

observe

angle

reading

repair

excessive

poor

connection

resistance

ground

noted

replace

inspect

harness

damaged

indicate

open

unresponsive

vacuum

difference

this

start

vehicle

test

table

failed

ignition

speed

density

feed

powertrain

disconnect

connector

complete

specified

measure

light

found

procedures

electrical

diagnosis

locate

replacement

diagnostic aids

signal circuit

ignition feed

system check

action complete

ignition engine

specified value

test light

repair procedures

excessive resistance

ground circuit

locate repair

diagnosis action

check following conditions

wide open throttle

powertrain board diagnostic

review record scan

record scan tool

operate vehicle records

vehicle records conditions

scan tool monitor

tool monitor specific

scan tool indicate

voltage specified value

connect test light

sensor ignition feed

ignition feed circuit

poor connection found

repair procedures electrical

locate repair open

sensor repair procedures

diagnosis action complete