drug_profi wrote: ↑17/11/2023 08:34
skrbavi-admin wrote: ↑17/11/2023 08:01
zdubokim štovanjem, obzirom da već sada poprilicno tušiš i da se trudiš posvemašno biti stručan, što ti ne odeš u ovlašĆeni servis ili kontaktiraš proizvođaĆa da ti rastokmaČi Ćinjenice koe evo ubi se par dana, trazis.....
Preskoči postove. Jednostavno.
jel ti cilj da zadovoljis egotrip postovanjem neceg nasta dobit odgovor neces ili trazenje odgovora - ja ti lijepo napisao dje da nadjes odgovore ti se pravis grbav..... u nekoj ljepsoj situaciji neki kulturan covjek bi rekao barem hvala.
evo ti - gugl iz jor frend
What are good MAF readings?
With the engine at idle, the MAF's PID value should read anywhere from 2 to 7 grams/second (g/s) at idle and rise to between 15 to 25 g/s at 2500 rpm, depending on engine size. Most manufacturers provide specifications for air flow at idle; some will provide specifications at several engine speeds.
Can a MAF sensor cause rich condition?
A faulty MAF sensor can cause your vehicle to run too rich or run too lean. You'll notice if the tailpipes eject black smoke or when the engine runs rough or backfires. You may also notice you're filling up at the gas station more than usual.
3 SYMPTOMS OF A BAD MASS AIR FLOW SENSOR
1. YOUR CAR HESITATES OR SUDDENLY JERKS FORWARD WHILE ACCELERATING
A bad MAF sensor can cause your vehicle to experience poor drivability issues such as engine stalling, jerking or hesitation during acceleration. This could happen while speeding up on the highway on-ramp or cruising down a city street. These issues can create dangerous situations causing accidents and injury. If you experience any of these symptoms you should examine your vehicle as soon as possible.
2. YOUR AIR FUEL RATIO IS TOO RICH
Your vehicle needs the proper ratio of fuel to air in each combustion cylinder. Running rich means there is too much fuel and not enough air. Signs that your vehicle is running rich include:
Black smoke exiting the tailpipe
Worse fuel efficiency than usual
Rough idling
Check Engine Light
These issues can happen when the MAF sensor is damaged or when its wires are coated with dirt. It can’t measure airflow accurately, therefore sending incorrect information to the PCM. When it overestimates the airflow, the PCM releases too much fuel. Most of the time, you or a mechanic can fix the problem by cleaning the MAF sensor’s wires. If you’re noticing a Check Engine Light. Stop into AutoZone to have the code read for free with Fix Finder.
3. YOUR AIR FUEL RATIO IS TOO LEAN
Running lean is the opposite of running rich. It means your vehicle has too little fuel and too much air. Similar to running rich, the MAF sensor is sending inaccurate information to the PCM. This time underestimating the amount of airflow instead of overestimating it.
Although this will temporarily improve your fuel efficiency, running lean for too long can seriously damage your vehicle. You may experience:
Engine hesitation and/or surging
Hard engine seizures
Hard starting
Check Engine Light
As with other MAF sensor problems, the solution may be as simple as cleaning the wires. However, it’s also a good idea to have a mechanic check your vehicle for damage.
4. YOUR OBD-II SCANNER GETS CODE P0101
If your Check Engine Light is on, use a code reader to see what diagnostic trouble codes the system puts your way. If you don’t have a code reader, stop by AutoZone to use our free Fix Finder program.
This Code’s full read out is: P0101 – Mass Air Flow Sensor Circuit Range/Performance.
The engine computer uses the MAF sensor signal to determine how much fuel needs to be injected to meet the proper air-fuel ratio. The MAF sensor signal is also used to calculate engine load, meaning it can cause trouble for the traction control system, or change the automatic shifting pattern in applicable vehicles. This code is most commonly caused by a dirty, obstructed, or faulty MAF sensor, but can also be caused by issues including:
Damage to the intake boot
Vacuum leaks
Clogged or improperly installed engine air filter
Clogged-up cat converter or restricted exhaust
Because there are other potential causes besides the bad MAF sensor, it’s worth looking into these other possibilities so you are positive this code is being caused by the sensor before you go about replacing it.
