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Sensors

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How to Replace an Exhaust Gas Recirculation (EGR) Pressure Feedback Sensor
Exhaust gas recirculation (EGR) systems use a pressure feedback sensor to tell the powertrain control module (PCM) how much exhaust gas is flowing.
How to Replace a Transmission Position Sensor (Switch)
Transmission position sensors (TPS) switch ensures a car is in Neutral or Park when started and shuts the car down if it's not in the right gear.
P2276 OBD-II Trouble Code: O2 Sensor Signal Stuck Lean Bank 2 Sensor 3
P2276 code definition The P2276 trouble code is having issues in bank 2 and sensor 3. What the P2276 code means This means that bank two of the engine block, the...
What Does the Rain and Light Sensor Warning Light Mean?
The rain and light sensor warning light indicates when there is an issue with the sensor system. It will remain deactivated until fixed.
How to Replace an EVP Position Sensor
The EGR valve is monitored by a valve position sensor. This sensor helps your car's EGR system to run more efficiently and better control emissions.
How to Replace an Oil Pressure Sensor on Most Cars
Oil pressure sensors fail if the sensor light blinks or stays on constantly when the pressure if acceptable or when the gauge is at zero.
How to Replace a Fuel Rail Sensor
The fuel system has a fuel rail sensor which fails when the engine operates erratically, has difficulty starting, or the Check Engine Light comes on.
How to Replace a Speed Timing Sensor
Some signs of a failed speed timing sensor include a Check Engine Light and poor performance. It's also known as the crankshaft position sensor.
How to Replace an Injector Control Pressure Sensor
Diesel engines have an injector control pressure sensor that fails when there is hard starting, decreased power, or an illuminated Check Engine Light.
How to Replace a Manifold Temperature Sensor
Signs of a failing manifold temperature sensor include rough idling and a rough running engine, and may result in a failed emissions test.
How to Replace a Refrigerant Pressure Sensor
The air conditioning system has a refrigerant pressure sensor that goes bad when the air conditioning does not work or only works intermittently.
How to Replace the Speedometer Sensor on Most Cars
The speedometer has a sensor that fails if the speedometer or cruise control do not work, the Check Engine Light comes on, or the vehicle loses power.
How to Replace a Washer Fluid Level Switch
The washer fluid level switch fails when the Windshield Fluid Warning Light stays illuminated or there are unusual noises coming from the washer pump.
How to Replace a Steering Angle Sensor
A steering angle sensor fails if the Traction Control Light illuminates, the steering wheel feels loose, or the vehicle drives differently.
How to Replace a Car Battery Temperature Sensor
The battery has a battery temperature sensor that can fail if the Check Engine Light comes on, the battery voltage is low, or the RPM curve surges.
How to Replace an Exhaust Gas Recirculation (EGR) Temperature Sensor
Exhaust gas recirculation (EGR) temperature sensors monitor the EGR cooler's operation. One is on the exhaust manifold and one is near the EGR valve.
P0337 OBD-II Trouble Code: Crankshaft Position Sensor A Circuit Low Input
P0337 means that the crankshaft is suffering because of low voltage. This could be due to sensor not being aligned properly or electrical problems.
How to Replace a Camshaft Position Sensor
Camshaft position sensors determine the position of the camshaft in relation to the crankshaft to control the fuel injector.
How to Replace the Oil Temperature Sensor on Most Cars
Oil, as well as the oil temperature sensor, is crucial to the engine lubrication system. A bad sensor can lead to leaks and poor vehicle performance.
How to Replace a Yaw Rate Sensor
Yaw rate sensors monitor traction, stability, and the anti-lock braking system to alert you when the car tilts at an unsafe degree.

Related questions

Question
what sends signal to a TPS sensor
Hello, thank you for writing in. The throttle position sensor does not take inputs from anything, but instead it acts as an input to the ECU (the main computer). The ECU then uses it for engine performance. The sensor's resistance...
Question
Where is the crankshaft position sensor located at on 2002 nissan frontier 3.3l v6 truck?
Hello. The crankshaft position sensor is located at the driver side rear of the engine in the transmission bell housing. That is where the sensor takes it reading from. If you decide you need some help with it, consider YourMechanic,...
Question
Where is the ambient air temperature sensor located on a 2016 impala LTZ?
There is more than one ambient temperature sensor on your vehicle. The engine air intake system has an ambient temperature sensor located in the air duct after the air filter. That sensor is part of the mass airflow sensor assembly....
Question
Camshaft Sensor Replacement
Hello, thank you for writing in. When looking at the engine you will see the two different banks of the engine. These are the heads, and inside the heads you find the camshafts. To track the camshaft's location for timing...
Question
Where is my crankshaft position sensor on my 2001 Mitsubishi Montero
Hello. The crankshaft position sensor on your engine is located right above the front of the crankshaft behind the timing cover. The cover will have the be removed in order to replace it. If you need some help with this,...
Question
2001 Honda accord ex 4 cylinder stalls when driving
If the crankshaft position sensor has been directly tested, using an automotive scope or real time scanner, and is confirmed to be faulty (as opposed to having a sensor wiring or other fault) it is recommended to replace the sensor...
Question
have replaced crankshaft sensor twice in one week? what can be causing this?
In your circumstance, there are a few failure modes that could potentially apply: If the crankshaft has a heavily worn main thrust bearing, the crankshaft will move around and the thin metal plate running through the crank sensor can repeatedly...
Question
My car says the door is ajar but it really isn't
One of the more common causes of a false "door ajar" warning light is stuck contacts in the electrical switch in the door pillar. The switch can be tested. Sometimes the switch can be cleaned or serviced but that can...
Question
We put a new camshaft sensor on my 2004 dodge stratus sxt. Now the car stalls. What could cause this?
Check to see if any OBD-II trouble codes have set as if they have, they will be important clues to what is going on. Stalling has many causes apart from a faulty camshaft position sensor or faulty camshaft position sensor...
Question
Vehicle stall while driving. Crankshaft Position Sensor and Coolant Temperature sensor replaced.
Was the output of the crankshaft position sensor viewed on a scope? If not, the sensor might have been perfectly good. If you are working off of codes please note that the mere presence of a code is not enough...
Question
Robert I removed the output vss from a 2001 cherokee there bolt is stuck in the old sensor it has 2 different diagonal thread patt
If you are replacing the sensor and the bolt is stuck in the old sensor, just simply buy a new bolt. It is standard metric hardware and is probably an 8 mm bolt with a 1.25 thread pitch but simply...
Question
As i was parking... my jeep just shut off
You should first have the computer checked to see if there are any stored codes in the computer. If there are codes stored then have a mechanic like one from YourMechanic do a pinpoint test to locate the cause of...
Question
my cam shaft position censor needs to be repaired on my car. once this is fixed will i be able to drive my car?
Hello, thank you for writing in. If the camshaft position sensor is the only problematic component on the vehicle, it should absolutely be operational after the repair. If there is a reason the sensor has failed prematurely, and there is...
Question
my 2013 scion FRS is haaving a rough idle and it almost feels like its just going to shut off what can it be?
Hello, thank you for writing in. If you are receiving a code for the camshaft position sensor, it is likely causing your loss of power. The vehicle must know where the camshaft is to calculate other engine functions accordingly. A...
Question
Can't find crank shaft sensor 2011 dodge caravan crew 3.6 flex fuel
You sound like you are describing two possible problems. Sometimes the engine will not turn over and other times it turns but will not start up and run. If you have to sometimes put it in neutral to get it...
Question
WHERE IS THE CRANKSHAFT POSITION SENSOR ON THE 2004 BMW 745LI?
The crankshaft sensor is located on bottom right of transmission bell housing.
Question
Does a 2008 f150 have a Lh primary crash sensor if so where is it?
This vehicle has one sensor in center front of vehicle only. The other sensors are built into the module under drivers seat.
Question
where is crankshaft position sensor located on 2012 vw cc 2.0
The crankshaft sensor is located near rear of motor on the left rear side of the engine.
Question
My 2008 murano runs smooth, but shuts off after the temperature gauge reaches close to half
Hello, thank you for writing in. If the vehicle is not actually overheating, then the coolant temperature sensor may be failing. The car may be prematurely entering into a safety mode meant to keep your engine from destroying itself. Overheating...
Question
Car was in a flood. I checked the air filter and it was wet. I also checked the oil to the engine and it was brown.
Hello, thank you for writing in. Unfortunately, attempting to start the vehicle soon after it "dries out" can cause more problems. This happens for various reasons depending on what has been flooded. Typically the first step is to disconnect the...

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