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Ambient air temperature sensor international prostar?
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Ambient air temperature sensor international prostar?
The you know that wiring is ok. MAXXFORCE PROSTAR INTERNATIONAL 2012 (ATT) Ambient Air MAXXFORCE PROSTAR INTERNATIONAL 2012 (ATT) Ambient Air Temperature. , low-mount cooling fan, and the accessory drive assembly. Chevrolet tahoe ambient temperature sensorNtk sensor coolant tahoe authorized Sensor ambient gmc envoy 2002 2005 coolantAmbient air temp sensor. Temperature and humidity play a vital role in ensuring that our food remains fresh, safe, and free from spoilage When it comes to diagnosing issues in a vehicle, the coolant temperature sensor plays a crucial role. International ProStar Sensor - Turbo Boost. Mechanic's Assistant: What's the make/model/year of your truck? Engine type? 2008 International Prostar Cummins ISX 435hp #8C664908. International shipping - items may be subject to customs processing depending on the item's customs value. And only ProStar® offers them as an option for both driver and passenger seating. The sensor is present at the very front of the engine. 4902720 Cummins Air Temperature Sensor - Same Day Shipping. Failing Component: Electrical System. com Location of the ambient air temp sensor on a 2013 prostar with a max force 15 - Answered by a verified What is ambient air temperature sensor location international prostar. A malfunctioning ambient air temperature sensor can create problems like a disengaged compressor clutch, incorrect temperature gauge readings, and a malfunctioning automatic mode in the HVAC system. The ProStar owns the road with the. Measure voltage between ambient temperature sensor connecotr cavity A and cavity B 5 +/- 0. The ProStar owns the road with the. Mine had fallen out of it's clip and was sitting in the bumper skirt. Now I'm scared to cut wires to make it fit up on the windshield cowl. Seller's other items US $65 Condition: New. gineSensor TroubleshootingThere the are two ambient temperature sensors ed behind the cab along the left frame rail is the sensor the engine uses. PID (P), SID (S): P171 FMI: 3/3 SRT: ISC and ISL - Ambient Air Temperature Sensor 1 Circuit. This is an electrical problem. (without breaking them) 5 torques screws. May 2, 2024 · Posts: 4,617 RE: Ambient air temperature sensor high voltage. Replace your broken ABS Sensor with Heavy Duty Sensors from Advance Truck Parts. 2 Sensor Overview. and second other sensor but I can't locate it. I'm not sure if this is easy to get at to test / change if faulty as it is situated within the air box. I want to personally thank everyone who has donated to the forum recently. There was a noticeable difference in my truck, but I did several things, no programing, but stuff 04-26-2017, (Subject: I found the Ambient Air Temp Sensor! 2008 ProStar Waterloo HMR. I want to personally thank everyone who has donated to the forum recently. In recent years, the Internet of Things (IoT) has revolutionized the way we interact with our homes. International ProStar Accelerator Pedal Sensor. ionYes repair harness as needed Go to Step 2 ctionCheck for a damaged Charge Air Cooler Outlet Temperature sens. This includes the smart electronic climate control. Just curious. So after calling three dealers and getting a large spread in price for one (from $21 to $101!), I bough a new motorcraft one and put it in If you have a faulty ambient air temperature reading (and as a result, a check engine light), you will find that requesting a repair will likely by upwards of $500 at the dealership. Aftertreatment Selective Catalytic Reduction Temperature Sensor Module - Voltage Below Normal or Shorted to Low Source IK0800426 Cummins ISX 15L with Multiple. " Temperatures low enough to freeze over Niagara Falls? Who wouldn’t read about that? Plenty of locals, it tur. Without a properly operating cooling system, the engine will run hot which will cause the eng. Your vehicle's ambient air temperature sensor measures the temperature of the outside air. Truck runs fine and emissions seem to be fine even with. Summary: AIR COMPRESSOR RETROFIT FOR PROSTAR MODELS EQUIPPED WITH 2010 EPA AND NEWER MAXXFORCE 11 & 13 ENGINES AND FEATURE CODE 04SPL. The following conditions must be met in order to activate the A/C compressor: Battery voltage is between 9 and 18 volts. I am sorry to hear you are having this issue. It’s bleak, but certain: If we can’t find a way to mitigate our rising temperatures, annual heatwaves will ki. Oct 22, 2018 · MAXXFORCE PROSTAR INTERNATIONAL 2012 (ATT) Ambient Air Temperature. In the photos it's clipped where the green dot is. TSB Number: IK08000403. F9) contains (according to a Finnish forum) two components: a 3,3kOhm NTC resistor and a 17,4kOhm 0,5W resistor in parallel. Your A/C system includes a network of sensors that, if malfunctioning, can cause your air conditioning to stop working correctly. (the CEL code tells me so) I have two questions related to this Where under the bumper is the sensor? Am i going to have. In the photos it's clipped where the green dot is. With its extensive network of destinations and top-notch services, Air India ensur. I want to personally thank everyone who has donated to the forum recently. Following a start to run delay time, the outputs of the ambient, engine coolant, and intake air temperature sensors will be compared. Sep 8, 2020 · Thank you for coming to Just Answer. Lucid Motors is loading up its first electric vehicle with hardware — dozens of sensors, a driver monitoring system and an Ethernet-based architecture — for an advanced driver assi. Code 0073 Just put new mirrors on my 2015 dura max and now have this code for ambient air temp. the sensor on the front is not. 9. Low air buzzer won't shut off and both air gauges are pointing at the 6 o'clock position. Notes: Refrigerant Temperature Sensor -- OE Number 3548043C1. Learn about the temperature and air requirements for th. Ambient Air Temperature (AAT) is above 7 C (45 F) or AAT sensor fault is detected. USED - Chrome peeling. There was a noticeable difference in my truck, but I did several things, no programing, but stuff. PID (P), SID (S): P171 FMI: 3/3 SRT: ISC and ISL - Ambient Air Temperature Sensor 1 Circuit. Just for reference, a lot of the trucks I have look at, have that OEM ambient Temp Sensor disabled. Your vehicle’s ambient air temperature sensor measures the temperature of the outside air. 065 Air Temperature Sensor. SMALL | MEDIUM | LARGE. When there is a lot of. Get great deals on International ProStar cooling system switches, sensors & relays at TRUCKiD. There are two ambient temperature sensors. The file I'm downloading has pic of sensor. Please consider creating a new thread. The Auto-Start-Stop feature is active. By chatting and providing personal info,. Category: 102000 POWER TRAIN:MANUAL TRANSMISSION. The SART module provides the time and date for the ECM. temp sensor at the coolant bottle or the connections 2. Mechanic's Assistant: Are you fixing your truck yourself. One sensor is located behind the cab along the left frame rail. 1 shut truck off 2 Find the sensor. However, with a little bit of planning and some insider tips, you can save money on your Air India i. There are 2 sensors that are present on the vehicle. " Temperatures low enough to freeze over Niagara Falls? Who wouldn’t read about that? Plenty of locals, it tur. The ambient temp sensor on the 13 are in the driver side mirror by the little LED accent light. The Ambient Air Temperature (AAT) sensor is hardwired to the PCM through separate input and return circuits. I did not want to do it myself, I had little experience in it and no time, work, home, family, and so on every day. I disconnected the sensor to cleaned it up. for Same Day USPS First Class Shipping | Next Day available @ checkout. Thermistor A/C Sensor 3622764C3 S20524. This is used to help the engine calculate fueling based on current barometer readings. Yep, ambient air temp sensor data erratic. runkle of the bailey SKU: 22-72747-000DTP. There was a noticeable difference in my truck, but I did several things, no programing, but stuff. (08-05-2019 )rapidisimo Wrote: Insite, under features and parameters it shows my ambient sensor is disabled. This allows the engine to stay running when temperatures are high in order to allow the engine to stay cool for engine protection, and to allow the air conditioning to function for driver comfort. When I tried to enable it I got a engine code spn 171. Ambient Temperature input is shorted high or open. REASON: Ambient Air Temperature Sensor 1 Circuit - Voltage Above Normal or Shorted to High Source. helps to maintain the temperature inside the vehicle. (08-05-2019 )rapidisimo Wrote: Insite, under features and parameters it shows my ambient sensor is disabled. MAXXFORCE PROSTAR INTERNATIONAL 2012. If you have questions or concerns regarding the playback of this program, please contact Navistar Service Education by submitting a case file (Dealer Personnel); or by calling 1-800-365-0088. It is usually buried in the harness at the driver side found under or very near the radiator, forward of the steering box. MAXXFORCE PROSTAR INTERNATIONAL 2012 (ATT) Ambient Air Temperature. 5 Vdc Go to next step Inspect ZVR wire from cluster 1500-8 to AAT sensor pin B for open or short Actual Ambient Temperature Resistance value for sensor 50˚C (122˚F) 35572 Ω OHMS 25˚C (77˚F) 98625 Ω OHMS IF your gauge cluster will not show out door temp good chance this is why. 540 Inch * Sold Individually * Warranty On Cab Air Temp Sensor Against Defects In Workmanship & Material From Date Of Purchase ***High Quality Aftermarket Replacement Part (Not OEM)*** Jul 23, 2021 · Summary. Free Same Day Store Pickup. The ambient air temperature sensor is connected to the BCM through a two-wire lead and connector of the vehicle wire harness. lance m. fritz Engine coolant temperature is less than 255° Fahrenheit. AMBIENT AIR TEMP SENSOR, 3561562C1 by Navistar International for sale online and in stock at Maxim Truck & Trailer. for Same Day USPS First Class Shipping | Next Day available @ checkout Add to cart & View Shipping Rates After pulling a 30 min vacuum I charged the system and with ambient temps at 66° the air coming out the vents was fluctuating between 45° when the engine fan was off and about 33° with the fan on. Just replaced the sensor by going in through the fog light/directional assembly. Engine speed is between 600 and 5,500 RPM. Check for sensor on frame (behind of drive axles, plastic sensor ziptie-d to air lines. Free Same Day Store Pickup. 9express, Feb 24, 2018 #2. It helps pay for the $790/month internet bill that the forum consumes. The ambient air TEMP sensor that the engine uses is the one behind the cab. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Gas cap loose to bad solenoid in transmission. With Ambient Air Temp Sensor ; Textured ; Installation Hardware Included: No ; 2011-2016 Ford F-250 Super Duty; 2011-2016 Ford F-350 Super Duty; 2011-2016 Ford F-450 Super Duty. radiator, air charger. Method 1: Open the Battery and find the ambient temperature sensor. The sensor measures the mix of air and fuel going into the engine. Date Added to File: August 6, 2013. Scan - Answered by a verified Technician Find many great new & used options and get the best deals for 4Pcs 0075421318 For Benz W203 C200K C230 E300 Ambient Air Temperature Sensor NEW at the best online prices at eBay! Free shipping for many products! The only other thing I can think of is the temp sensor on the high side. Humidity sensors work by detecting changes that alter electrical currents or temperature in the air, according to Sensors Online. I go offline between 3-4 Pm CST Weekend 2-3 pm CST. czechcoupels Order International ProStar Nitrogen Oxide (NOx) Sensor online today. it still is over heating. If the ambient temperature sensor fails. radiator, air charger. An audio journey through Buenos Aires with musical highlights from the different genres as well as the ambient soundscape of traveling through this amazing city An audio journey through Buenos Aires with musical highlights from the different genres as well as the ambient soundscape of traveling through this amazing city Travelers can opt out by avoiding the thermal cameras. This is an electrical problem. The number of sensors used and location of each sensor also varies based on vehicle model and engine application. When it showed the dashed my HVAC would completely stop. VIN #: 3HSDJSJR0DN146197 USED INTERNATIONAL PROSTAR 122 TEMPERATURE CONTROL P/N: 3827580C1 Part Info. (08-05-2019 )rapidisimo Wrote: Insite, under features and parameters it shows my ambient sensor is disabled. Using DDDL8, I see 4 active fault codes and none have any diagnostic info. the sensor on the front is not. The trouble with this list is that the larger numbers are placed first, with the smaller 3-digit codes listed after them. So he wrote one that's visible and intuitive, yet unobtrusive In response to the global spread of new strains of the novel coronavirus, Israel has opted to temporarily halt all international air travel. Replacement ambient air temperature sensor Socket set.
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Reach up between the lower edge of the front fascia and the front of the a/c condenser near the right end of the lower air intake opening to access the ambient temperature sensor (3) just below the front bumper (1). It won't hurt anything to run a jumper. Click the link below for the diagram. IAT Pin-Point Diagnostics. The Ambient Air Temperature (AAT) sensor is hardwired to the PCM through separate input and return circuits. This sensor is usually found inside the bumper or grill. After pulling a 30 min vacuum I charged the system and with ambient temps at 66° the air coming out the vents was fluctuating between 45° when the engine fan was off and about 33° with the fan on. Check for sensor on frame (behind of drive axles, plastic sensor ziptie-d to air lines. iv lonestar® and prostar® chassis built january, 2007 and after — electrical circuit diagrams 8 air pressure input circuit and air restriction gauge, p131 8 axletemperaturegauges,p132 8 engine oil pressure and temperature, speedometer, tachometer, The ambient temp sensor on the 13 are in the driver side mirror by the little LED accent light. The Model 065 uses the same sensing network as the Model 061, but is configured to mount directly to the Model 073B or 5980 Naturally Aspirated Radiation Shields. Like the title says, I found that damn sensor! I have been half heartedly looking for it for a few years. By the ambient temperature sensor located in the radiator grille, the same location of the air intake. As you are aware this is for your ambient air temperature sensor circuit. Ambient Temperature Sensor Failed High Description. lake st louis obituaries 2013 Wester Star VIN: 5KKMBBDV3EPFL6728. I recently bought a used 2019 F150 Lariat to use as a winter vehicle. Now I'm scared to cut wires to make it fit up on the windshield cowl. Does anyone know where the sensor is located so I can unplug it? Jan 7, 2014 · EFFECT PID: P171 FMI: 3/3 SRT: Ambient Air Temperature Sensor 1 Circuit - Voltage Above Normal or Shorted to High Source. The first-ever side roll protection system for Class 8 vehicles, RollTek seats combine side airbag protection with advanced seat belt technology to significantly reduce the potential for death or serious injury in a rollover. If you stop in that period, or slow down, the clock starts again. ~ Astrid Alauda Niccol. There is also a sensor located at the front of the chassis that the gauge. Ambient air temperature sensor (also known as outside air temperature sensor) testing and replacement. I solved my ProStar AC problems by digging the dashboard outside ambient air temperature sensor out from under the radiator. Temp and pressure are 2 different things. 2015 Ambient Air Temp Sensor - low buck replacement. Engine speed is between 600 and 5,500 RPM. temp sensor at the coolant bottle or the connections 2. It is exposed to the outside air to measure the ambient temperature accurately. 2500/3500 series trucks with diesel engines are also equipped with an Ambient Air Temperature Sensor located behind the grille. Lookin for location for ambient air temp sensor location on 2019 International MV. The outside temperature sensor, also known as the ambient air temperature sensor, is a critical component in modern vehicles, responsible for accurately measuring the air temperature of the surrounding environment. The Ambient Air Temperature Sensor provides information to the Engine and / or Cluster based on vehicle model and engine application. HMR-Contrinbuting VP. On my 2011 coronado the sensor on the driver side behind the bumper reads the outside air temperature the ambient air temperature sensor is on the frame just in front of the tail lights zip tide to the wiring. With its extensive network of destinations and top-notch services, Air India ensur. A Cummins fault code is #221 or could be #222. temp sensor at the coolant bottle or the connections 2. pair jabra I disconnected the sensor to cleaned it up. You will need to monitor the readings of both with a scan tool in order to see which one is defective. 2008 International ProStar. Sorry for the late reply here. 2 v8 , I have an ambient (outside air) temperature sensor that needs replacing, I ordered it and was told it is located in the passenger side mirror from the parts guy, there is a tap in the bottom of the mirror to access it, anyone have a replacement type video link of how to do this, as Im not finding one via youtube, pulling the tab off on the bottom of the mirror. Told dealer not to fix it. Turn the ignition switch to the Off position. They are produced at top tier facilities with strong quality control. Sourced and spliced the new part today. The sensor itself has a copper terminal end. The intake air temperature sensor measures the temperature of the air entering a car’s engine through the intake manifold and relays the information to the engine control unit Temperature sensors play a crucial role in various industries, from ensuring the safety of food products to monitoring the performance of electronic devices. 2008 International Prostar Cummins ISX 435hp #8C664908. SPN 171 IMF 3 … read more Jul 8, 2024 · Joined: Mar 2016. Air travel can be expensive, especially when it comes to international flights. P0073 is a common OBD2 trouble code that can affect the Jeep Compass In layman's terms, it indicates that there is an issue with your vehicle's ambient air. High signal voltage detected at ambient air temperature circuit. TSB Date: June 16, 2017. The CAC sensor looks to be the one connected to the intake air manifold, below and to the rear of the EGR Valve. wise seminary teacher login Feb 5, 2021 · You either have a problem with the wiring harness for that sensor or a failed sensor is most likely the cause. 2001-2008 International 4400 Heater A/C Temperature Controls - Used | P/N 3545542C3 Item:2549667200 I have an 04 Cummins common rail installed in a 2004 F250 with a DCS conversion kit done by a previous owner. Thanks to all that have subd and as always, hope this helps someone out TSB Date: May 13, 2013. International ProStar Camshaft Position Sensor. Model prostar, lonestar View This TSB. Part Number: 96985-1R000 $867460 ( 27%) Check the fit Product Specifications. What the SPN 171 FMI 3 code means is as follows: - Ambient Air Temperature Circuit Failed High. Failing Component: Electrical System. Diode Installed: No Replace: 1689785C91. I want to personally thank everyone who has donated to the forum recently. Included with: Mirror assembly. Code 0073 Just put new mirrors on my 2015 dura max and now have this code for ambient air temp. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright. Checkif this fits your 2009 International ProStar. It can cost anywhere between $10 and $100 to replace an ambient air temperature sensor. The A/C light comes on on the knob controlling the A/C. I want to personally thank everyone who has donated to the forum recently. Why does air cool down when pushed around by an electric fan? You would think that air molecules in motion would be creating friction, and therefore increasing the ambient temperat. Available for pre-order Add to Cart. I have fault code: 249 pid:171 fmi:3.
I did not think to check the AAT while the engine is running to see if it is registering a temperature after startup, but will do so the next. The Ambient temperature sensor is located just passed the 5th wheel, on the driver's side and is zip tied to the wireing harness against the frame. The EGR system is responsible for reducing the nitrogen oxide emissions caused by the gas Oxygen concentrators convert room air to highly oxygenated air for people who need supplemental oxygen. The ambient temp sensor on the 13 are in the driver side mirror by the little LED accent light. the sensor on the front is not. Ambient Temperature Sensor Failed High Description. Ambient k2500 suburban For chevy silverado 1500 00-06 ambient air temperature sensor gm Ambient temp sensor for 2000-2006 chevy silverado 1500 2005 2002 2001 Walker products®Ambient air vnl prostar Get ambient air temperature sensor international prostarAmbient acdelco chevy envoy silverado gmc carid relays sensors switches suburban. If you have questions or concerns regarding the playback of this program, please contact Navistar Service Education by submitting a case file (Dealer Personnel); or by calling 1-800-365-0088. puppies for sale cardiff MAXXFORCE PROSTAR INTERNATIONAL 2012 (ATT) Ambient Air Temperature. The first-ever side roll protection system for Class 8 vehicles, RollTek seats combine side airbag protection with advanced seat belt technology to significantly reduce the potential for death or serious injury in a rollover. 5 Vdc Go to next step Inspect ZVR wire from cluster 1500-8 to AAT sensor pin B for open or short Actual Ambient Temperature Resistance value for sensor 50˚C (122˚F) 35572 Ω OHMS 25˚C (77˚F) 98625 Ω OHMS IF your gauge cluster will not show out door temp good chance this is why. Products are engineered and tested to provide years of trouble free operation. The ambient air temperature sensor is located behind the grille. cos maternity The humidity in the air combined with the long ride can really stress you out. Air is pulled from and re-circulated through the cab. High signal voltage detected at ambient air temperature circuit. IAT Pin-Point Diagnostics. This reading does not take into account humidity or wind speed. adrak restaurant Mine had fallen out of it's clip and was sitting in the bumper skirt. Click the link below for the diagram. If it is a temp sensor or ac high pressure switch the fan will still pulse off and on at start up MAXXFORCE PROSTAR INTERNATIONAL 2012 (ATT) Ambient Air Temperature. Depending on vehicle usage prior to a new start, you may have to drive several miles to reset / display the correct ambient temperature. The abnormal outside temperature readings could lead to improper automatic temperature control function with inadequate heat provided to the cabin and/or undesired mode changes. The Idle Shutdown Timer (IST) feature is active. Shop for the best Bearings & Seals for your 2015 International ProStar, and you can place your order online and pick up for free at your local O'Reilly Auto Par Ambient Air Temperature Sensor Compressor Conversion Kit Air Conditioning Manifold Seal Kit.
Thermistor A/C Sensor. Jan 30, 2017 Long story short. This sensor is responsible for measuring the temperature of the air outside the vehicle and sending this information to the engine control module (ECM). Ac delco ambient temp sensor fits chevy silverado 2500 2000-2004 21gbcwWalker products® Walker products®Ambient sensor silverado delco cruze. and second other sensor but I can't locate it. 23 1705 Gauge Cluster (v 8. Some of the common causes of the P0070 code include a defective ambient air temperature sensor, PCM failure, and circuit problems. FAULT CODE 171-2 ONLY Action. International ProStar Charge Air Coolers; International ProStar Coolant Parts; International ProStar Door Parts; International ProStar Fuel Delivery; Temperature Sensor Evaporator Fits International ProStar 2008-2018 * High Quality Temperature Sensor Evaporator * 2 Pin * 0235 Inch Height * 2. The PCM compares these readings when the ignition switch is first turned on after a long soak or cool-down period. TSB Date: June 16, 2017. High Soar Chrome Square Convex Hood Mirror Head for International Durastar Transtar Prostar Workstar Harvester Truck Tractor 2008-2017. IAT Operational Diagnostics. I have noticed that my outside air temperature reading is off by as much as 12 degrees. Samsung’s Galaxy Watch5 will now offer improved period tra. The P0070 code stands for "Ambient Air Temperature Sensor Circuit," which means the powertrain control module (PCM) detects a potential issue in the ambient air temperature sensor or the sensor's circuit. Ambient Air Temp sensor on the left frame rail midway between the back of the cab and front drive axle, or near the front drive axle. inkscape pen plotter The PCM sends the ambient air temperature. (08-05-2019 )rapidisimo Wrote: Insite, under features and parameters it shows my ambient sensor is disabled. The Oura Ring hardware is slee. Under the hood driverside in front of the condenser. International ProStar Exhaust Temperature Sensor. Select store for pickup availability. When putting it back together I apparently neglected to reconnect the Ambient air temp sensor. Now to further confuse you, there is a second ambient air temp sensor that is mounted near the bottom of the rad, this is only used for your LCD display for outside air temp. Just for reference, a lot of the trucks I have look at, have that OEM ambient Temp Sensor disabled. Impala, and how is it accessed without tearing apart the whole front of the car? 2015 - 2020 F150 - relocating aat sensor - has anyone here relocated the ambient air temp sensor from the mirror to the old position in front of the radiator? Just need to know if its possible. (148 Likes) Posts: 448 RE: I found the Ambient Air Temp Sensor! 2008 ProStar. There are 2 sensors that are present on the vehicle. Outlet Port Size: Male 1/8-27 NPTF Orifice Size Minimum: Flow Rate @ 120 psi: 2. - Answered by a verified Technician. SPN 171 IMF 3 … read more Technician: spankyjr1. I want to personally thank everyone who has donated to the forum recently. International ProStar Accelerator Pedal Sensor. Windows only: Software maker Matt Collinge wanted a better way of knowing how much battery power his laptop had. used bird baths for sale Looking for the ambient air temp sensor location on 2012 thomas freightliner special needs bus shows outaide temp as 32° when its 90° plus Body id 65675-1266623-221ts Vin 4UZABRDT1ECFF7703: BigPapa. If you stop in that period, or slow down, the clock starts again. About Prostar Ambient Air Temperature International Sensor Location. I want to personally thank everyone who has donated to the forum recently. There was a noticeable difference in my truck, but I did several things, no programing, but stuff. Free Same Day Store Pickup. My Pete's and KW's it was dangling off of the mirror support, where they all should be. 1 shut truck off 2 Find the sensor. This sensor (Peugeot part number 6445. The sensor located behind the cab along the left frame rail is the sensor the engine uses. Model prostar, lonestar View This TSB. If a sensor does not read within 7°C or 12°F of the local ambient air temperature on a cold engine, it should be replaced before continuing with this procedure. International ProStar Camshaft Position Sensor. i believe to avoid engine heat from giving a bad reading, you must be moving above a certain speed for i believe 90 seconds to add one degree. some trucks have more than one sensor. In the wake of the Lio. I went to the dealership and picked up an ambient air temp sensor and replaced the one on my truck that's located approximately under the radiator. I moved it up into the fresh air, I used the clip on the sensor to attach on the windshield wiper cowl at driver side door. reading in the temperature. If it is a temp sensor or ac high pressure switch the fan will still pulse off and on at start up MAXXFORCE PROSTAR INTERNATIONAL 2012 (ATT) Ambient Air Temperature.