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What causes P0172 P0175 codes? Get these after changing ...

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May 27, 2014· I was having P0171 P0174 codes for Air/fuel to lean. Saw where Mass Airflow sensor is normal cause. Changed the Sensor now I am getting P0172 P0175 codes for air/fuel to rich and car is not idling very well and will cut off randomly.

Part 1 How to Test the GM MAF Sensor (P0100, P0101, P0102 ...

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Jul 12, 2010· P0100: Mass Air Flow (MAF) Sensor Circuit Malfunction. P0101: Mass Air Flow (MAF) Sensor Circuit Range/Performance Problem. P0102: Mass Air Flow (MAF) Sensor Circuit Low Input. P0103: Mass Air Flow (MAF) Sensor Circuit High Input. Lean and/or Rich Diagnostic Trouble code (s). P0171: System Too Lean (Bank 1).

vortec chevy s10 maf sensor location YouTube

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Oct 21, 2018· 2003 chevy s10 vortec mass airflow sensor location

Part 2 How to Test the GM MAF Sensor (, , , 5 ...

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Jan 22, 2009· Independent of the method you use, be careful not to damage the wire or the terminal. Take all safety precautions. IMPORTANT: All of the tests are ON CAR TESTS, do not remove the mass air flow sensor from the vehicle or from its plumbing (all of the figures show the MAF sensor off of the vehicle just for illustration purposes only).

2003 CHEVROLET S10 PICKUP V6 Exhaust Emission Parts ...

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Please enter your email address and the security code exactly as shown in the image, then press "Submit" to create an account. ... 2003: S10 PICKUP: V6: Exhaust Emission: Air Diverter / Bypass Valve: ... Mass Air Flow (MAF) Sensor: Muffler: Oxygen (O2) Sensor: Pipe / Resonator: Pipe Flange Gasket / Seal: Positive Crankcase Ventilation ...

S10 and P0101 MAF problems | S10 Forum

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Jun 09, 2016· You can get a code for the MAF out of range because less air can flow through the engine now. Likely the ''s internals have come apart and turned around so that the exhaust cannot flow through it because the outlet of the is plugged. You can unscrew an O2 sensor ahead of the and drive it to see if it''s better.

P0102 GMC Code Mass or Volume Air Flow Circuit Low Input

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Jun 14, 2015· |P0102 GMC code description The Mass Air Flow (MAF) sensor measures the amount of air ingested by the engine. The direct measurement of the air entering the engine is more accurate than calculating the airflow from the Manifold Absulte Pressure (MAP), the Intake Air Temperature (IAT), and the engine speed (speed/density).

Engine Loosing Power on Acceleration: I Am Loosing Power ...

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The mass air flow (MAF) sensor is an air flow meter that measures the amount of air entering the engine. The powertrain control module (PCM) uses the MAF sensor signal in order to provide the correct fuel delivery for a wide range of engine speeds and loads. A small quantity of air entering the engine indicates a deceleration or idle.

SOLVED: 2002 Chevy S10 02 Fixya

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SOLVED: 2002 Chevy S10 02 Fixya. Question about 1991 Chevrolet S10. 2 Answers. 2002 Chevy S10 02 sensor bank 2/sensor 1 code P0155. Hi My name is Robin, I have recently replaced the fuel pump and fuel filter on this truck. Before any of those repairs were made I was getting the above mention code and my service engine light is on.

Chevrolet P0171 – Meaning, Causes, Symptoms, Fixes ...

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Oct 11, 2018· Reinstall the mass air flow sensor and clear the check engine light using FIXD. If the check engine light comes back on with code P0171 continue the diagnostic process. If check engine light code P0171 persists after you have reconnected and replaced all damaged vacuum lines and cleaned the mass air flow sensor, perform a fuel pressure test .

2003 chevy s10: I need to replace the o2 sensor bank ...

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Jan 27, 2012· I have a 2003 chevy s10 I need to replace the o2 sensor bank 1 sensor 1. Not sure of the location. ... I have unplugged and replugged the o2 sensor as well as the mass air flow sensor. stil ... I have a 1999 Chevy S10 4X4. I had to replace the lower intake manifold gasket due to a coolant leak.

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