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ABB (ABBN: SIX Swiss Ex) is a technology leader in electrification and automation, enabling a more sustainable and resource-efficient future. The company's solutions connect engineering know-how and software to optimize how things are manufactured, moved, powered and operated.P1258 is an OBD-II code that indicates engine overheating due to high coolant temperature. Learn what causes this problem, how to diagnose it, and how to fix it with this comprehensive guide.P1258 त्रुटि कोड: कारण. इंजन कूलेंट का निम्न स्तर या रेडिएटर जो खाली है. थर्मोस्टेट जो लीक हो रहा है या खुला नहीं रहेगा. प्लग किया हुआ ...Sep 23, 2008 · This condition occurs when the coolant temperature is above 128°C (262°F). When an over temperature condition is present, DTC P1258 will set. The PCM will disable two groups of cylinders by turning OFF the fuel injectors. By switching between the two groups of cylinders, the PCM is able to reduce the temperature of the coolant.View My Garage. OVERHEATED !!!! code P1258. we went for a cruise in times sqr and as usual we revved our engines in between stops. i overheated. i let the car cool down. went home and a friend came over. we checked the code and this what it says : p1258 engine coolant overtemperature. protection mode active. my friend came and checked d car and ...The NHS needs every one of its 1.4 million staff,1 but nobody is perfect every day of their career. Human factors have a huge impact on staff and patients. After witnessing poor behaviour in the workplace, co-workers are less effective and patients have worse outcomes.2 An unpleasant working culture also reduces camaraderie in teams and can …P0117 is a diagnostic trouble code (DTC) for "Engine Coolant Temperature (ECT) Sensor Circuit Low Output Problem". This can happen for multiple reasons and a mechanic needs to diagnose the specific cause for this code to be triggered in your situation. Our certified mobile mechanics can come to your home or office to perform the Check Engine ...Pumpkin Carving Instructions: Carving Designs - Pumpkin carving designs range from the simple to the elaborate. Read instructions for carving pumpkin designs in your jack-o'-lanter...P1258 CADILLAC Possible Causes . Faulty Engine Coolant Temperature,Engine Coolant Temperature harness is open or shorted,Engine Coolant Temperature circuit poor electrical connection . P1258 CADILLAC Description . In order to reduce the engine temperature the Powertrain Control Module (PCM) has the ability to disable a number of fuel injectors ...diy northstar cooling system fans not working 2000-2005 professional chassis limoThe video focuses on the basic Isuzu diagnostic error code.Contents:0:21 Basic DTC analysis according to OBD2 protocol standard.1:48 Insight into programming...P1258 is one of the codes that may have different definitions for different manufacturers. While “Pedal Correlation PDS1 and PDS2” is the common definition for Citroen, Peugeot, and Ford, it ...p1258 bus shelter pad location (bus stop) p1260 bus shelter accessory pad – bus stop p1261 bus shelter accessory pad – bus bay p1262 parkway bus shelter/accessory pad p1263-1 bus shelter/accessory pad frontage road mid-block p1263-2 parkway bus shelter/accessory pad p1270-1 frame and cover and grade adjustmentLabor: 1.0. To diagnose the C0196 code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.Engine Coolant Overtemperature Protection Mode Active. P1258 Chevrolet 152,146 Views. Engine Coolant Overtemperature Protection Mode ActiveI have two OBDII codes P1139 and P1258 what does these mean? 1996 Cadillac Seville. Asked by Studawg in San Antonio, TX on . October 13, 2009. I have two OBDII codes P1139 and P1258 what does these mean? 0 replies Report. Answer. Be the first to answer this question. Sign in to Answer.P1258. Definition: Engine Coolant Over temperature - Protection Mode Active. Description: The engine is operating. Cause: All V8. The coolant temperature is warmer than 129°C (264°F) for greater than 10 seconds. 6.0L-Hybrid.Aug 13, 2022 · By disabling half of the cylinders, the ECM is able to reduce the temperature of the coolant. The Diagnostic Trouble Code (DTC) will be set when the coolant temperature is warmer than 129°C (264°F) for greater than 10 seconds. P1258 GMC Code - Engine Coolant Overtemperature Protection Mode Active.The video focuses on the basic Saturn specific diagnostic error code.Contents:0:21 Basic DTC analysis according to OBD2 protocol standard.1:48 Insight into p...Can do a few things. Check the coolant level. Replace the thermostat. Replace the engine coolant temp sensor. 2. SenditDale62. • 10 mo. ago. Thermostat and ship it. See this code all the time on Camaros.Verwenden Sie das Präfix „m/“ für Filme, „tv/“ für Fernsehserien (entfernen Sie die /s-Nummer am Ende, es sei denn, es handelt sich um eine bestimmte Staffel), „celebrity/“ für Prominente, „critic/“ für Filmkritiker, „source-" für Bewertungsquellen (German)Possible Causes. NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. Faulty Rear Heated Oxygen Sensor Bank 2. Rear Heated Oxygen Sensor Bank 2 harness is open or shorted. Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection. Low or high fuel system pressure.Hi Everyone, I just got a tune up done at 100K on my STS. Had a local mechanic replace my Air Filter and Spark Plugs. 2 Days later my check engine light came on.Note: 1. The list of automotive Makes at the right edge of the screen. The currently selected ODB-ii codes is for the Honda makes. 2. Look up the other OBD II Trouble Codes, please use the search box. Enter the 5 character trouble codes …The coolant temperature sensor is responsible for measuring the temperature of the engine's coolant. When this sensor fails, it can cause the Pontiac Code P1258 to be triggered. To fix this issue, the sensor should be replaced or recalibrated. Defective Thermostat. A defective thermostat can also cause the Pontiac Code P1258 to be triggered.Toluene, formaldehyde and dibutyl phthalate—nicknamed the “toxic trio” because of their serious health impacts—are chemicals of high concern for salon workers. The desire for beaut...P1258 CADILLAC Possible Causes . Faulty Engine Coolant Temperature,Engine Coolant Temperature harness is open or shorted,Engine Coolant Temperature circuit poor electrical connection . P1258 CADILLAC Description . In order to reduce the engine temperature the Powertrain Control Module (PCM) has the ability to disable a number of fuel injectors ...Si el código P1258 regresa tras efectuar estos cambios, es posible que el interruptor de presión de aceite esté averiado o el solenoide deteriorado. Por tanto, guíate con las recomendaciones del fabricante antes de aplicar un reemplazo de estos dispositivos.P1000 – P1099 (Fuel and air metering and auxiliary emission control) P1011. Intake camshaft position (CMP) actuator, bank 1 -incorrect park position. Engine oil level/pressure, mechanical fault. P1012. Exhaust camshaft position (CMP) actuator, bank 1-incorrect park position. Engine oil level/pressure, mechanical fault. P1013.P1000 – P1099 (Fuel and air metering and auxiliary emission control) P1011. Intake camshaft position (CMP) actuator, bank 1 -incorrect park position. Engine oil level/pressure, mechanical fault. P1012. Exhaust camshaft position (CMP) actuator, bank 1-incorrect park position. Engine oil level/pressure, mechanical fault. P1013.The coolant level was indeed low and the OBD code showed P0301 and P1258. I fill up the coolant, changed the coolant temperature sensor and thermostat. However, the coolant temperature still runs high. The indicator on the engine temperature gauge would go all the way up and the OBD reader gave me high coolant temperature (111 C).P0717. Jump to Latest Follow. 14K views 10 replies 2 participants last post by RayVoy Jun 8, 2015. C. chihawks35 Discussion starter. 99 posts · Joined 2012. #1 · Jun 7, 2015. Last night had a rebuilt Trans put into my 2007 nnbs Silverado and I'm getting a p0717 check engine code. Now on the scanner it said input speed sensor low voltage.P1258 on gm vehicles is a check engine for overheating coolant Reply reply thetimeplayed • Yes it was but isn't anymore had it replaced but it still doesn't pass smog this is the second time it failed. ...P0455 GROSS LEAK DTC. A P0455 leak is a common EVAP code, since any defect in the EVAP system can set it off, aside from internal diaphragm leaks in any EVAP-related solenoids. On a GM, for example, a P0455 can be set by a vent solenoid, fuel tank pressure (FTP) sensor, the charcoal canister, vapor lines, hose connections, filler neck, the fuel ...Before you install your Garmin GPS in your vehicle, check your state's laws and ordinances regarding suction mounts on windshields. Some states prohibit the use of suction mounts, ...Im getting the error code p1258 the car is ober heating and going into protection mode. we tried putting in coolant - Answered by a verified Pontiac MechanicPossible Causes. NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes. Faulty Rear Heated Oxygen Sensor Bank 2. Rear Heated Oxygen Sensor Bank 2 harness is open or shorted. Rear Heated Oxygen Sensor Bank 2 circuit poor electrical connection. Low or high fuel system pressure.Document Number. IEEE-P1258. Revision Level. DRAFT 9. Status. Superseded. Publication Date. Sept. 9, 1997. Page Count. 17 pagesP1258 Honda -crv. 0 like . 0 dislike. 1.6k views. asked Jan 27, 2017 by sam. i have a honda crv 2003, it has p1258 code with a check engine goes back and forward, the mechanic replaced the sensor in front and did oil flush but still have the same issue,can you help me please?The video focuses on the basic Cadillac specific diagnostic error code.Contents:0:21 Basic DTC analysis according to OBD2 protocol standard.1:48 Insight into...In addition to browsing our catalog and ordering parts, chemicals and supplies, you can review your account balance, statements, invoices and credits as well as make online payments under MY ACCOUNT in RAPID. Once logged in, click My Account on the home page.P1258 is a powertrain code that indicates the PCM disabled some fuel injectors to reduce engine temperature. Learn the possible causes, symptoms, and description of this code and how to fix it.Understanding the P1258 Code; Symptoms of a P1258 Code; Causes of a P1258 Code; Solutions for a P1258 Code. 1. Check the Engine Coolant Temperature Sensor; 2. Inspect the Wiring and Connections; 3. Replace Thermostat; 4. Check Coolant Levels & System Pressure; 5. Check Radiator Fan Operation; How to Prevent a P1258 …Feb 14, 2023 · C5 Tech - P1258 protection mode active engine coolant over temp - P1258 Engine Coolant Over temperature ‐ Protection Mode Active PCM Protection mode active Are all c5 corvettes equipped with this feature and it goes by the temp sensor or gauge reading to kill fuel injectors or spark to cut off the engine to keep from...Oct 10, 2007 · Carlson Quality Brake Parts P1258 Brake Pad Installation Kit. Visit the Carlson Store. Search this page. $2072. Fits Multiple Makes And Models. Country Of Origin: China. Package Dimensions: 2.286 L X 18.288 H X 12.953 W (Centimeters) Product Type:Auto Part. › See more product details.NSK-Nakanishi Internationalfuel fill up problems. I have a 2007 5.3 liter 1500 LTZ Suburban. I have had an issue on filling up the fuel tank for several months. I have recently replaced the fuel vent solenoid and the carbon filter canister under the vehicle. The problem persists as it doesn't matter what rate of fuel is being pumped into the vehicle, only about 1-2 ...Saved searches Use saved searches to filter your results more quicklyLet us know and earn a reward for your research. Human WAS peptide (DAG-P1258), manufactured by Creative Diagnostics with high sensitivity, specificity, and reproducibility. This product is ideal for use in immunization protocols, generating antibodies that specifically target the protein of interest.Westlotorn. The Coolant Temp Sensor is located right next to the dip stick and down below the oil fill cap. easy to spot but you are looking for a Silver round tube that is about 1.5" x 3" with a wire going into the middle of the top. This silver tube protects your temp sensor from the heat of the exhaust.P1258 Engine Coolant Overtemperature - Protection Mode Active the first code is a generic code the latter code is a GM code and if this is correct the engine shut down because it was overheating for whatever reason or the sensor is faulty Read full answer. May 02, ...My temperature started climbing yesterday all the way to the top, and I received a message on the dash saying engine power reduced. I checked the check engine light and saw I have codes p0117 and p1258. I tried changing the coolant temperature sensor. But the issue did not go away. I’m not seeing any smoke, or coolant leaking …El código de falla P1258 se refiere a la correlación del pedal entre PDS1 y PDS2. Este código indica que hay un problema en la comunicación entre los sensores de posición del pedal del acelerador. Estos sensores son responsables de medir la posición del pedal y enviar esa información al sistema de control del motor.answered Mar 24, 2017by Carguy1(13.5k points) Best answer. Hi there This code means Engine coolant overtemp protection mode active. This can be caused by overheating, low engine coolant or a faulty coolant temp sensor.The coolant temperature sensor is responsible for measuring the temperature of the engine's coolant. When this sensor fails, it can cause the Pontiac Code P1258 to be triggered. To fix this issue, the sensor should be replaced or recalibrated. Defective Thermostat. A defective thermostat can also cause the Pontiac Code P1258 to be triggered. What Does Code P0158 Mean? P0158 definition: O2 #Markus #headsavage In this video you learn where the coolaP1258. Definition: Engine Coolant Over-temperature

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P1258 Engine Coolant Overtemperature - Protection Mode Active PCM DTC P1258 Circuit Description The powertrain control module (PCM) uses the ECT sensor to monitor the engine for an over temperature condition. This condition occurs when the coolant temperature is above 132°C (270°F). When an over temperature condition is present, DTC P1258 ...Get ratings and reviews for the top 6 home warranty companies in Monticello, MN. Helping you find the best home warranty companies for the job. Expert Advice On Improving Your Home...Experiments involving fusion between the Staphylococcus aureus plasmid p1258-encoded mer operon and the reporter gene β-lactamase, mutational analysis, and trans-complementation studies have shown that the merR gene of p1258, which shows DNA sequence similarity with known merR genes from other bacteria, regulates the expression of the mer operon in vivo.Tech Notes. The P0302 code means that cylinder 2 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 2. If the problem persists more tests need to be done to diagnose the problem, see "Possible Causes". There is a Factory Service Bulletins ...By disabling half of the cylinders, the ECM is able to reduce the temperature of the coolant. The Diagnostic Trouble Code (DTC) will be set when the coolant temperature is warmer than 129°C (264°F) for greater than 10 seconds. P1258 Buick Code - Engine Coolant Overtemperature Protection Mode Active.P0496 is a universal OBDII trouble code. This means that regardless of which make or model of vehicle, the code will mean the same thing. The code technically stands for: The EVAP system captures all fuel vapor from the fuel tank and sends them to the engines intake in order to be ignited in the normal combustion process. When the Cadillac CTS ...To diagnose the P1258 2018 Chevrolet Silverado code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.The ECM detects that the ECT Sensor is warmer than 149°C (300°F) for more than 10 seconds. P0118. The ECT sensor temperature is colder than -39°C (-38°F) for more than 60 seconds. Action Taken When the DTC Sets. DTCs P0117 and P0118 are Type A DTCs. Conditions for Clearing the DTC. DTCs P0117 and P0118 are Type A DTCs.The video focuses on the basic Pontiac specific diagnostic error code.Contents:0:21 Basic DTC analysis according to OBD2 protocol standard.1:48 Insight into ...Wanda Tire was founded in 1988, by a group company integrating R&D, manufacturing and sales. It has three production bases, located in Tianjin and Hebei province. Products include special tires, bicycle tires, E-bike tires, and passenger car tires. Wanda Tires have always been adhering to the core values of "integrity management, pursuit of ...P1258 là một trong những mã có thể có định nghĩa khác nhau đối với các nhà sản xuất khác nhau. Mặc dù "Tương quan bàn đạp PDS1 và PDS2" là định nghĩa chung cho Citroen, Peugeot và Ford, nhưng người ta thường thấy rằng mô tả này khác với các nhà sản xuất khác. Dưới đây ...What is the Cost to Diagnose the Code P1258 2014 Chevrolet Silverado? Labor: 1.0. To diagnose the P1258 2014 Chevrolet Silverado code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type.OVERHEATED !!!! code P1258. we went for a cruise in times sqr and as usual we revved our engines in between stops. i overheated. i let the car cool down. went home and a friend came over. we checked the code and this what it says : p1258 engine coolant overtemperature. protection mode active. my friend came and checked d car and says its ok. we ...The ECM will disable half of the cylinders by turning OFF the fuel injectors. By disabling half of the cylinders, the ECM is able to reduce the temperature of the coolant. The Diagnostic Trouble Code (DTC) will be set when the coolant temperature is warmer than 129°C (264°F) for greater than 10 seconds. P1258 Cadillac Code - Engine Coolant ...Get ratings and reviews for the top 10 gutter guard companies in Sapulpa, OK. Helping you find the best gutter guard companies for the job. Expert Advice On Improving Your Home All...The Microsoft cofounder is betting that whichever company creates the most powerful personal agent will disrupt Amazon, Google Search, and more. Jump to Bill Gates is betting digit...Code: P1258 Make: BUICK Description: P1258 BUICK Engine Coolant Overtemperature Protection Mode Active Possible causes: – Faulty Engine Coolant Temperature – Engine Coolant Temperature harness is open or shortedP0300 - Random/Multiple Cylinder Misfire Detected. P0420 - Catalyst System Efficiency Below Threshold Bank 1. P0441 - EVAP System Incorrect Purge Flow. P0446 - EVAP System Vent Control Circuit ...The p1258 code is a diagnostic trouble code (DTC) that indicates an issue with the engine coolant temperature sensor. This sensor is responsible for monitoring the temperature of the engine coolant and sending this information to the engine control module (ECM). The ECM then uses this information to regulate various aspects of the engine's ...Westlotorn. The Coolant Temp Sensor is located right next to the dip stick and down below the oil fill cap. easy to spot but you are looking for a Silver round tube that is about 1.5" x 3" with a wire going into the middle of the top. This silver tube protects your temp sensor from the heat of the exhaust.Mar 13, 2021 · Westlotorn. The Coolant Temp Sensor is located right next to the dip stick and down below the oil fill cap. easy to spot but you are looking for a Silver round tube that is about 1.5" x 3" with a wire going into the middle of the top. This silver tube protects your temp sensor from the heat of the exhaust.Typically, a P1258 will cause the engine to run poorly as the PCM disables injectors at random in an effort to lower the engine temperature. Is the engine overheating, or is this code present at all times. If the coolant is being read as over 270 degrees (F), this engine protection mode is activated.Upstart Holdings Inc (NASDAQ:UPST) shares gained 20% on Wednesday after the company reported a second-quarter earnings beat and issued strong guid... Upstart Holdings Inc (NASDAQ:U...Upstart Holdings Inc (NASDAQ:UPST) shares gained 20% on Wednesday after the company reported a second-quarter earnings beat and issued strong guid... Upstart Holdings Inc (NASDAQ:U...P1258 on gm vehicles is a check engine for o86 posts · Joined 2010. #2 · Aug 14, 2017. A qui

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P1258 /MAC. Annual Maximum Benefit (The total benefit payable by the plan will not exceed the highest listed maximum amount for either Network or Non-Network services.) Limited to 2 times per consecutive 12 months. Bitewing: Limited to 1 series of films per calendar year. Complete/Panorex: Limited to 1 time per consecutive 36 months.By disabling half of the cylinders, the ECM is able to reduce the temperature of the coolant. The Diagnostic Trouble Code (DTC) will be set when the coolant temperature is warmer than 129°C (264°F) for greater than 10 seconds. P1258 Buick Code - Engine Coolant Overtemperature Protection Mode Active.Chevy Mechanic: Travis. The PCM uses the ECT sensor to monitor the engine for an over temperature condition. This condition occurs when the coolant temperature is above 132°C (270°F). When an over temperature condition is present, DTC P1258 will set. The PCM will disable two groups of four cylinders by turning OFF the fuel injectors.clearing p1258 codes. My truck over heated due to stuck thermostat about 1.5 months ago and it threw a p1258 code of course and I expected this code to self terminate after 30-50 key cycles like other codes I've had in the past... (P0420, lean codes, map codes etc) How Chicago Ran a NASCAR Street Race. And What to Expect This Year!P0455 in the Pontiac Grand Prix is a trouble code that indicates your truck has a LARGE evaporative emissions leak. With this code, you shouldn't notice any symptoms besides perhaps a noticeable fuel smell. P0455 usually is not an immediate threat to the driveability of your Grand Prix. But, whenever the check engine light is.2015 GMC Acadia AC Problem. 22Sep2017 - Outside temp shows 31C and we noticed the AC was just blowing air. 23Sep2017 - Outside temp show 34C and in the middle of a long drive, driver side started blowing colder air. Passenger side is warm. Check with infrared thermometer and driver is at 12C and passenger is at 25C.Typically, a P1258 will cause the engine to run poorly as the PCM disables injectors at random in an effort to lower the engine temperature. Is the engine overheating, or is this code present at all times. If the coolant is being read as over 270 degrees (F), this engine protection mode is activated.Aug 13, 2022 · By disabling half of the cylinders, the ECM is able to reduce the temperature of the coolant. The Diagnostic Trouble Code (DTC) will be set when the coolant temperature is warmer than 129°C (264°F) for greater than 10 seconds. P1258 Buick Code - Engine Coolant Overtemperature Protection Mode Active.Trump’s speech lands in the vast middle: a handful of topics covered in some depth. Immediately after Donald Trump finished his State of the Union Address last week, the media star...P1258 là một trong những mã có thể có định nghĩa khác nhau đối với các nhà sản xuất khác nhau. Mặc dù "Tương quan bàn đạp PDS1 và PDS2" là định nghĩa chung cho Citroen, Peugeot và Ford, nhưng người ta thường thấy rằng mô tả này khác với các nhà sản xuất khác. Dưới đây ...P1000 – P1099 (Fuel and air metering and auxiliary emission control) P1011. Intake camshaft position (CMP) actuator, bank 1 -incorrect park position. Engine oil level/pressure, mechanical fault. P1012. Exhaust camshaft position (CMP) actuator, bank 1-incorrect park position. Engine oil level/pressure, mechanical fault. P1013.Amazon.com : Tire Wanda 26" x 2.125", P-1184 Bicycle tire, Bike tire, Beach Cruiser Bike tire, Cruiser Bike tire, Chopper Bike tire, Trike tire, Tricycle tire (Black/White) : Sports & OutdoorsAug 13, 2022 · To diagnose the P1258 Cadillac code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.P1258. Definition: Engine Coolant Over temperature - Protection Mode Active. Description: The engine is operating. Cause: All V8. The coolant temperature is warmer than 129°C (264°F) for greater than 10 seconds. 6.0L-Hybrid.2596 posts · Joined 2017. #6 · Apr 20, 2017. Not necessarily. One of the wires may experience more heat, or may be bent in a certain way. So there is no guarantee they would degrade and break down at the same time. Hell you could buy 8 new ones and 1 of them might never work while 7 of them last a million miles.P1258 小车问题. 题目描述. 甲、乙两人同时从 A 地出发要尽快同时赶到 B 地。. 出发时 A 地有一辆小车,可是这辆小车除了驾驶员外只能带一人。. 已知甲、乙两人的步行速度一样,且小于车的速度。. 问:怎样利用小车才能使两人尽快同时到达。. 输入格式. 仅一 ...The ECM detects that the ECT Sensor is warmer than 149°C (300°F) for more than 10 seconds. P0118. The ECT sensor temperature is colder than -39°C (-38°F) for more than 60 seconds. Action Taken When the DTC Sets. DTCs P0117 and P0118 are Type A DTCs. Conditions for Clearing the DTC. DTCs P0117 and P0118 are Type A DTCs.Ahhhhh another bulletproof GM 3800!Owner says the Check Engine light is on, and he wants it fixed.But before we throw any parts at it, let's diagnose it righ...P1258 OBD Trouble Code. 2 results found. P1258 - GM. Type. Powertrain - Manufacturer Controlled DTC - Manufacturer Controlled. Description. Engine Coolant Over Temperature. Cause. Protect Mode Active Engine running, then the PCM detected an Engine Metal Over-Temperature condition (ECT sensor input more than 268°F)Aug 13, 2010 · The PCM uses the ECT sensor to detect if the engine is running too hot (when the ECT sensor is over 268ºF). If the engine is overheated, DTC P1258 will set. The PCM will disable 2 groups of four cylinders by turning off the fuel injectors. By switching between the two groups of cylinders, the PCM is able to reduce the temperature of the ...P1258 is an OBD-II Code that refers to Engine Coolant Overtemperature Protection Mode Active. Meaning. A P1258 code is caused by an ECM (Engine Control Module) receiving a signal from the PCM (Powertrain Control Module) that the engine is overheating. When this happens, the ECM will shut down the primary ignition system to prevent further damage.See full list on obd2pros.comThe code P1258 is for the protection of the engine because the computer detects an overheating condition. When this happened did you hear the radiator cooling fans on? Here is a guide that can help and the location of the engine coolant temperature sensor in the diagrams below: what is a troubleshooting code p1258 and ho