Questions tagged [manifold-absolute-pressure-sensor]

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MAF and MAP location

I have a 2000 Pontiac sunfire se 2.2 I’m having trouble locating the MAP and MAF sensors. The mechanic I took it to said he can’t work on my car cause it didn’t stall enough while driving my car.. ...
Christie Holstein's user avatar
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No voltage between ECU GND and 5V

I had a short circuit problem with my car because of a faulty fuse and some of the engine harness wires melted together. I repaired the harness the engine starts normally but I am getting Signal high ...
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Can a separated/torn o-ring cause a P0106 error?

I have a 2011 Land Rover Range Rover Sport HSE with approximately 92k miles on it. About 2 months ago, the check engine light came on and my reader gave a P0106 error. Considering the mileage, it ...
Kopitarian's user avatar
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A MAP sensor small piece of plastic and a nipple fell into intake

I tried to remove the MAP sensor (the car is Clio 3 1.6 16v k4m engine) and it was moving very easily and just tried a little bit to pull it out and a small piece of plastic with an oring was just ...
Welzix Awnie's user avatar
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P1105 - Differential Pressure Sensor Intake Manifold Pressure Too High (Bank 1) Mini Cooper R56

I am having exact issue as mentioned in this forum Trying to see if this can be answered in SE. I have the following: Mini One 2007 R56 with 130,000 miles on the clock. I been experiencing rough idle ...
user0193's user avatar
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Location of MAP (Manifold Absolute Pressure) sensor on Corsa D 2012 A14XER Engine

I read online that MAP sensors are usually near/around the intake manifold areas. I have looked all around with torch light as well as feeling by my hands on areas not visible. I could not find it. On ...
ShanjayG's user avatar
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Does car ECU subtract atmospheric pressure from MAP reading

In calculation of MAF (g/sec), Does the ECU subtract local atmospheric pressure (baro sensor reading) from Manifold Absolute Pressure (MAP sensor reading) to determine the actual air mass entering the ...
m sayed's user avatar
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Location of MAP sensor in 2011 Ford Fiesta 1.6 liter non-turbo

Can anyone tell me where the MAP sensor is on a 2011 Ford Fiesta 1.6 liter?
Keeton's user avatar
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Is it normal to have a slightly open throttle-plate?

Recently I had experienced a Check Engine on 2012 VolksWagen Passat, and the error code was P0106. After quick research I found that I can replace the Map Sensor as well as the PCV Valve. Both ...
KingsInnerSoul's user avatar
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1 answer
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2000 Chevy 3500 Express strange MAP sensor OBD-II readings

A 2000 Chevy 3500 Express 5.7 Vortek has always run fine but has a major problem with torque when towing uphill. By chance I stumbled across the MAP OBD II readings and they are way off. It shows 9&...
Tony's user avatar
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New MAP Sensor with wrong PID on scanner

I've been chasing this problem on a 1997 Jeep Wrangler with a 2.5L L4 engine for some time. Symptoms are very rough idle with occasional backfires immediately after going into closed loop. Approx. 3 ...
Gman's user avatar
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Could a vacuum leak cause a drop in manifold absolute pressure?

I've been doing some reading and speaking to a mechanic trying to diagnose a hesitation and rough idling issue. I think I've ruled out a vacuum leak by spraying flammable gas around the seals and not ...
Gus Hogg-Blake's user avatar
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Check engine light error

My 06 Buick LaCrosse 3.8L has a check engine light that says that the MAP has a low voltage, so I checked the air filter. It was clean, then I changed out the MAP and the check engine light went off ...
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Vauxhall Corsa Ecoflex 2013 - Map is showing me about 2 miles away

I've had my Corsa since July last year. Last night on my drive home I noticed the satnav was showing my location as around 2 miles away from where I actually was. I hoped whatever it was would be ...
Belle Barlows-Portugal's user avatar
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06 Jeep Cherokee 8cyl; Auto transmission

It seems that I am annually having to replace the “map sensor” and various parts associated with that. Last week I replaced it again, and next will be the “auto throttle body” or something with the ...
Nancy Parrott's user avatar
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3 answers
12k views

MAP Sensor weird readings

I have a 96 5.7L Vortec Chevy Tahoe which I bought a month ago. I was checking the sensor values using an OBD2 connector and noticed that the MAP sensor is not producing good values. I see 28 kPA / ...
Ali Ok's user avatar
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Why do modern PCMs prefer MAP over MAF

Why do modern PCMs prefer to use pressure sensors to estimate the air charge going into an engine instead of air flow meters. Eg they typically use a MAP sensor and complex software to estimate air ...
rollsch's user avatar
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p0104 MAF sensor

I'm having a P0104 error code, but there's no MAF sensor in my car (Focus mk2). There is a MAP sensor in it, but that should have another error code. Any idea how this is possible ?
rzoleee's user avatar
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1 answer
454 views

2007 Toyota Highlander GPS Navigation map no longer works

My 2007 Toyota Highlander gets the message "External system is not connected" when I push the "map" button. All other feature work on the counsel except for the gps navigation. I left the windows ...
mdn's user avatar
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Calculate boost from MAP Sensor via OBD-II

I'm working on a little project where I want to calculate the boost pressure (in bar) which my turbo currently produces. I use a wifi OBD reader that I plug into my car. I saw mobile apps calculating ...
binux's user avatar
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Cleaned throttle body, MAP sensor suddenly dead

(Solstice) So, I cleaned my throttle body with brake cleaner. I thought it was carb cleaner, but I am apparently illiterate. (Honestly, I'm not sure what the difference between them is.) I was very ...
3Dave's user avatar
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Bosch MAP Sensor Voltage issue

For those who think: TL;DR long story short: I want to measure the voltage output at certain temperature but do not get a signal. Details: I have a BOSCH MAP Sensor here (0281006108), it has 4 Pins:...
AnyOneElse's user avatar
3 votes
2 answers
691 views

1999 Mercury Grand Marquis LS - map sensor, fuel filter, AC, tune up, what could it be

1999 Mercury Grand Marquis LS, 4.6L V8, 220,000 miles Originally the check engine light came on showing an error code of P0174 – engine too lean bank 2. The shop that we took it to said that it ...
Bruce's user avatar
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8 votes
2 answers
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MAP sensor covered with gasoline

I have a 2007 Hyundai Accent SE with a 1.6 liter engine in it. It was stalling often so I hooked up a code reader and it said the MAP sensor was bad. I tried to check it to see if it might just be ...
tim's user avatar
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4 votes
3 answers
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How would a bad barometric reading affect gas mileage?

My wife drives an '08 Hyundai Azera Limited 3.8L with ~79k miles. Over the past few months she has been complaining that the gas mileage has gone down. Normal around town driving was getting us ~19.6 ...
Pᴀᴜʟsᴛᴇʀ2's user avatar
1 vote
1 answer
1k views

How do I find the manifold absolute pressure sensor on a 1998Honda Accord

Where is the manifold absolute pressure sensor at on a 1998 Honda accord? I have tried looking on YouTube but haven't been able to find anything.
Ashley's user avatar
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17 votes
3 answers
85k views

What is the difference between a MAP and a MAF sensor

Generally a car uses either MAP or MAF to determine the air flow index the engine is getting and that older cars used to have MAP and newer ones often use MAF and cars like the Mitsubishi EVO uses ...
Shobin P's user avatar
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