P1259 honda civic 2002

SOURCE: 2002 Honda Accord V6 check engine light on- local po505 idle air control if this is the code all hondas do it eventully, small problem easy fix u have 2 choices either remove the idle air control motor and clean the inside of it u will find it's black and the spring inside is stuck clean it with carb cleaner or gum cutter any parts store will have this it's a dirty job …

P1259. Clear the code. Then do a throttle body relearn procedure with no load and cooling fan not on hold RPM in nuetral at 3000RPM if the cooling fan comes hold RPM at 3000 RPM for 2 minutes more. If this code returns your dealing with a open circuit a shorted circuit or a failed ECM. You more than likey need to make sure you have the latest ...2002 honda civic si code p1259. P1259 VTEC system malfunction. Read full answer. Dec 27, 2012 • 2000 Honda Civic. 0 helpful. 1 answer. Need a wiring diagram for a 2000 honda civic si. B18 is VTEC, is it a B18B1 or C1? there are a …I have a 2005 honda civic si recently my check engine light came on showing the following codes they are P1259 and P1166 P1259 is a code for vtec malfunction usually cause by a bad vtec solenoid, vtec pressure sensor, low oil level, bad connection.There is 0.04-inch leak detection and 0.02-inch leak detection. If the 0.04-inch leak detection results are OK, the 0.02-inch leak detection runs. The Diagnostic Trouble Code (DTC) P1457 is detected when the EVAP system has a very small leak. P1457 Honda Code - Evaporative Emissions Control System Leakage EVAP Canister System.CÔNG TY TNHH SCHNEIDER ELECTRIC MANUFACTURING VIỆT NAM. Mã số thuế: 0314563067. Địa chỉ thuế: Lô HT, 2, 3, Đường D2, Khu Công nghệ cao …I pulled some codes today out of the car after my whole oil leak issue (fixed btw) because I guess my CEL doesn't work so I figured I would get the codes.. and I got a bunch of codes. p1259 - a vtec system malfunction of course. The car when just started and for about 5 minutes.. you can hit the throttle and hit 4 grand rpm and higher just like …Labor: 1.0. To diagnose the P1259 1999 Honda Civic 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 …

Sígueme en las redes socialeshttps://www.instagram.com/ideasmecanicas/https://www.facebook.com/ideas.mecanicas.716Nota: No me responsabilizo por daños a tu v... I have a 2005 honda civic si recently my check engine light came on showing the following codes they are P1259 and P1166 P1259 is a code for vtec malfunction usually cause by a bad vtec solenoid, vtec pressure sensor, low oil level, bad connection.Code p1259. low oil level can cause this as well as a bad oil pressure switch for VTEC control, possible VTEC solenoid. Another reason for this code is the immobilizer. the anti theft device that looks at your key for the diode to match the car. This is on cars with out the VTEC. Labor: 1.0. To diagnose the P1259 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.Faulty VTEC oil pressure switch What does this mean? Code P1259 Honda Tech Notes User Submitted Video ⚠ Does your Honda have Safety Recalls? → Check here How to Fix the DTC P1259 Honda? Check the 'Possible Causes' listed above. Visually inspect the related wiring harness and connectors.SOURCE: 2003 honda civic how to remove door panel. Step one Look at the inside door handle. Behind it you should see a little cover, You pop that off and there will be 2 phillips head screws behind it. remove them. Pop out the door handle, and unplug the power lock plug, Youll also have to take the door lock rod, by spinning the plastic door ...The first thing to check is the oil pressure of the VTEC. For this, you will need an oil pressure gauge. If you see the pressure is too low or the oil is due for service, you will need to change the oil. Sometimes you may even need to change the filter to fix the problem. If the oil isn't the issue, you will have to move on the pressure switch ...

Sígueme en las redes socialeshttps://www.instagram.com/ideasmecanicas/https://www.facebook.com/ideas.mecanicas.716Nota: No me responsabilizo por daños a tu v...About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright ...Jul 8, 2008 · William Wiles states: "When diagnosing a trouble code P1259, always look at freeze-frame data. This data will tell you if the code is set at high or low engine rpm. If the code is set below 4,000 to 6,000 rpm (depending on the engine), check the oil pressure switch circuit for a faulty switch/connection or poor ground. 2001 honda civic 1.7 vtec no start has fuel and spark. I had codes p0171 and p1259, with the "lean" code i found the diaphram torn on egr , thru smoke machine . the p1259 // vtec malfunction i found that vehicle was low on oil about 1.5 qts . i did check for fuel pressure i was only at 22 psi at koer . changed fuel pump and strainer , now ...

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How to test a VTEC system on a 1999 Honda Accord. Using either a scan tool or multimeter. Also how to identify switch input and output solenoid design using ... There are many causes of automatic transmission slipping as the system itself is quite complex in its make up. Here are some of the prime automatic transmission slipping causes. Torque Converter Malfunction. Modern automatic transmission systems are hydraulic in nature and the power for driving the transmission comes through the torque converter.2001 civic ex. i did an oil change on my car and did it correctly like i have done in the past. but now its not showing on the dipstick. i ended up driving it anyways. then bout a mouth later the CEL came on. when and got it checked and code p1259 came up. they said it was the Variable Valve Timing (VVT) Solenoid but i replaced that a year ago, …Apr 14, 2018 · Hi guys and welcome to another episode.This is one way to check your Valve and another thing that you need to do is remove the 3 bolts on top of the valve an... The standard 1.7-liter inline-4 engine in the 2002 Honda Civic takeS3.5 liters (3.7 quarts) of SAE 5W-20 synthetic oil. A few popular products include Pennzoil Ultra Platinum, Quaker State Ultimate Durability, Valvoline MaxLife High Mileage, Castrol Edge with Titanium, and Royal Purple. Honda recommends replacing the fluid in this vehicle every 5,000 miles or 6 months, whichever You arrive to ...

03 Honda Civic 1.7l, p1259, engine light is on, the key or the immobilizer light is blinking on the dash at times, not able to rev over 4k. Have already checked oil pressure,VVt system. please help Posted by Singha Panno Loch on Dec 24, 20162002 Civic Si / 60K / Codes P1259 and P0219. I get a jerky hesitation at while mildly accelerating...its never done - Answered by a verified Mechanic for Honda ... DTC CODE P1259 FOR A 2002 HONDA CIVIC SI (VTEC) DENOTES FUEL AIR METERING. AT THIS POINT WHAT IS THE MOST LOGICAL APPROACH TO TROUBLESHOOTING.The P1381 Honda Accord code on the OBD scanner can be due to transmission problems. Your car might need some critical changes, for example, distributor replacement, updating faulty sensors, alternator change, adding new spark plugs, replacing ignition wires, and others. It is advised that you must take the car to a professional …Blake-L Acura Technician college degree 160 satisfied customers Had trouble code p1259 and P0420. Replaced Vtec solenoid and Had trouble code p1259 …I have a 2002 Honda Civic EX (SOHC 1.7L) with 200,000 miles on it. The MIL light went on and I received the following codes: P0300 Random Cylinder Misfire. P0301 Cylinder #1 Misfire. P0302 Cylinder #2 Misfire. P0303 Cylinder #3 Misfire. P0304 Cylinder #4 Misfire.in my 99 si It has an engine light i scanned it its p1259 Which is Vtec Malfunction i tried changin the solenoid that didnt work can anyone helppp!2002 honda civic p1259 problem. P1259 HONDA - VTEC System Malfunction Possible causes- Low engine oil pressure or level ... 03 Honda Civic 1.7l, p1259, engine light is on, the key or the immobilizer light is blinking on the dash at times, not able to rev over 4k. Have already checked oil pressure,VVt system. please helpThe Honda Accord was produced from the years 1976 to present. The best way to input the code for the Honda Accord LX when it shows ERRE is to type in the 5 digit code in the radio.This is a video of how to diagnose and fix a 02 honda crv that has a code of p1259 pertaining to vtec solenoid failure..Enjoy watching..

This 2000 Honda Accord EX 4 Cylinder VTEC with 305,000 miles is due for Inspection. But there are 4 diagnostic trouble codes setting off the dreaded Check En...

Rather, it applies only to specific vehicle makes, such as Honda, Acura, etc. Specification of the definition, troubleshooting, and repairs still vary from one make and model to another. DefinitionSe configura el código de falla P1259 OBDII Honda cuando el PCM encuentra un mal funcionamiento o falla en el sistema de control/monitoreo eléctrico del sistema VTEC en el Banco 1. El código P1259 es común en: Acura CL, Acura Integra, Acura MDX, Acura RSX, Acura TL, BMW E39, Ford Fusion, Honda Accord, Honda Civic, Honda CR-V, Honda Fit ...Honda defines OBD II fault code P1259 as “VTEC System Circuit Fault (Bank 1),” a manufacturer-specific code. PCM (Powertrain Control Module) is set when Bank 1 VTEC sensor detects a defect, malfunction, or failure in its electrical control and monitoring system. VTEC, or Variable Valve Timing & Lift … See moreFeb 21, 2023 · Understanding the P1362 code and its potential causes is crucial in diagnosing and fixing the issue, ensuring that your Honda Civic remains in good working condition. The P1362 code is a generic powertrain code that indicates a problem with the TDC (top dead center) sensor circuit in the Honda Civic. The TDC sensor is responsible for detecting ... Apr 21, 2016 · K20 EP3 Swap components. Power Steering Pump belt changes – Before you drop that RSX engine into your Civic Si, you will need the old idler pulley from your EP3. Use this idler pulley to replace the RSX power steering pump. K20A2 ECU – You can get away with using your EP3 or stock Honda Civic Si ECU here of course. i have a 2003 honda civic with p1259 vtec malfunction. i just check the resistance and continuity in the vtec solenoid. it lools ok. but when i run the car and i depressed the acelator fast at 25 miles the car has lack of power, but when i un plug the connector of the vtec solenoid and i run the car in the same conditions is fine.in my 99 si It has an engine light i scanned it its p1259 Which is Vtec Malfunction i tried changin the solenoid that didnt work can anyone helppp!code p1259 when driving loses power engine light comes on but idles ok just does not take the revs - Honda 2004 CR-V question. Search Fixya ... 03 Honda Civic 1.7l, p1259, engine light is on, the key or the immobilizer light is blinking on the dash at times, not able to rev over 4k. Have already checked oil pressure,VVt system. please helpNot sure what is happening, at first thought it was the rev limiter. Could be an electrical problem? Post a comment explaining what you think.

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When the VTEC oil pressure switch closes, the voltage should drop to zero. This is how the PCM knows if oil pressure was applied to the VTEC system. When this system fails to operate properly the ECM may set a code. The codes associated with this are P1253 (21) for the solenoid and P1259 (22) for the pressure switch.P1361 TDC Sensor Intermittent Interruption (I got this from Engine-Light-Help.com) TDC should mean Top Dead Center. It is the sensor that tells the computer the #1 cylinder piston is at the very top. And therefore, fires the spark plug. Since the maintenance done above, I believe the the timing marks for the timing belt is not lined up properly.A P1259 code is the indication of a problem, fault, or failure in the electrical control/monitoring system of the VTEC mechanism on Bank 1 caused by a signal from the PCM (Powertrain Control Module) detecting an issue with it. Bank 1 refers to the bank of cylinders that includes cylinder number 1 on V-type engines. Quick Navigation.We strongly advise you to Torque Pro is a software program that allows you to control the torque of a motor. What Does Code P1259 Mean? OBD II fault code P1259 is a manufacturer-specific code defined by Honda as ‘VTEC System Circuit Fault (Bank 1),’ and it is set on these applications when the PCM (Powertrain Control Module) detects a defect, malfunction, or failure in the electrical ... Labor: 1.0. The cost to diagnose the P1259 2000 Honda Civic code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour. 2002 Civic Coupe Online Reference Owner's Manual Use these links (and links throughout this manual) to navigate through this reference. For a printed owner's manual, click on authorized manuals or go to www.helminc.com. Contents Owner's Identification FormSe configura el código de falla P1259 OBDII Honda cuando el PCM encuentra un mal funcionamiento o falla en el sistema de control/monitoreo eléctrico del sistema VTEC en el Banco 1. El código P1259 es común en: Acura CL, Acura Integra, Acura MDX, Acura RSX, Acura TL, BMW E39, Ford Fusion, Honda Accord, Honda Civic, Honda CR-V, Honda …the p1259 code in the Honda's is a manufactures specific code for the fuel metering system, also known as the heated O2 sensor. if this is a 4 cylinder it will be the sensors after the catalytic converter, however with either engine DO NOT just start replacing the sensors without having them checked, there is a lot of small things in the system that can cause this code such as a blown fuse ...Labor: 1.0. The cost to diagnose the P1259 2000 Honda Civic code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.When the VTEC oil pressure switch closes, the voltage should drop to zero. This is how the PCM knows if oil pressure was applied to the VTEC system. When this system fails to operate properly the ECM may set a code. The codes associated with this are P1253 (21) for the solenoid and P1259 (22) for the pressure switch.I pulled some codes today out of the car after my whole oil leak issue (fixed btw) because I guess my CEL doesn't work so I figured I would get the codes.. and I got a bunch of codes. p1259 - a vtec system malfunction of course. The car when just started and for about 5 minutes.. you can hit the throttle and hit 4 grand rpm and higher just like …I have a 2002 Honda Civic EX (SOHC 1.7L) with 200,000 miles on it. The MIL light went on and I received the following codes: P0300 Random Cylinder Misfire. P0301 Cylinder #1 Misfire. P0302 Cylinder #2 Misfire. P0303 Cylinder #3 Misfire. P0304 Cylinder #4 Misfire. ….

air/fuel ratio problems p1259 Honda civic/Honda accord. Will the engine from a 1996 Honda accord fit into a 1986 Honda civic? No. ... Does a 2002 v6 passport Honda have a Transmissions gaskets?Se configura el código de falla P1259 OBDII Honda cuando el PCM encuentra un mal funcionamiento o falla en el sistema de control/monitoreo eléctrico del sistema VTEC en el Banco 1. El código P1259 es común en: Acura CL, Acura Integra, Acura MDX, Acura RSX, Acura TL, BMW E39, Ford Fusion, Honda Accord, Honda Civic, Honda CR-V, Honda Fit ...A P1259 code is the indication of a problem, fault, or failure in the electrical control/monitoring system of the VTEC mechanism on Bank 1 caused by a signal from the PCM (Powertrain Control Module) detecting an issue with it. Bank 1 refers to the bank of cylinders that includes cylinder number 1 on V-type engines. Quick Navigation. Bản đồ đến địa chỉ: Lô HT-2-1 Đường D2, Khu Công Nghệ Cao Thành Phố Hồ Chí Minh, Phường Tăng Nhơn Phú B, Quận 9, TP Hồ Chí Minh, Việt Nam2002 honda civic si code p1259. P1259 VTEC system malfunction. Read full answer. Dec 27, 2012 • 2000 Honda Civic. 1 helpful. 1 answer. 2002 honda civic p1259 problem.If your Honda Civic has a 1.8-litre petrol engine under the hood, there’s a chance it could suddenly start to emit a range of worrying noises. These noises will also be accompanied by a range of warning lights, and also a sudden increase in the effort required to move the steering. The problem is damaged or loose coolant pump pulley bolts.Honda uses two VTEC systems; VTEC and VTEC-E. VTEC was the first, introduced in 1991 to increase performance of the 4 cylinder engine. ... The codes associated with this are P1253 (21) for the solenoid and P1259 (22) for the pressure switch. Each code requires further diagnosis prior to condemning the solenoid or the VTEC oil …Quick overview of the causes of a P1457 Code on a Honda Civic. Written Overview: https://www.backyardmechanic.org/causes-and-fixes-p1457-code-honda-civic/According to Edmunds, the “Si” badge on a Honda Civic stands for “sport injection,” while the “R” indicates Type R performance upgrades. The SiR model Honda Civics were available in Asia and Europe but were never directly marketed in the Un... P1259 honda civic 2002, What does 2002 Honda civic diagnostic code P1259 mean? Diagostic codes P1259 indicates a problem with the VTEC control system on your car. There is an excellent article found here, and also ..., I have a 2005 honda civic si recently my check engine light came on showing the following codes they are P1259 and P1166 P1259 is a code for vtec malfunction usually cause by a bad vtec solenoid, vtec pressure sensor, low oil level, bad connection., If you own a 2000-2003 Honda VTEC vehicle and are experiencing a code P1259, the check engine light and TCS light are on then this video will help you pinpoi..., If the code still exists, remove it, inspect it for cracks or damage, and clean it thoroughly. The most common reason for the P1457 code is a damaged or worn-out cap. The caps are cheap and easy to replace. If the gas cap replacement does not clear the code, inspect the EVAP’s canister side vacuum lines., Regain desired operating fuel pressure and mileage Ensures engine runs correctly and starts on demand. $66.75. Delphi® Fuel Injection Pressure Regulator. 0. # mpn4618011871. Honda Civic 1.7L Gas 2002, Fuel Injection Pressure Regulator by Delphi®. Bring your vehicle’s fuel system back to its top shape with this top-notch part., The Honda Accord was produced from the years 1976 to present. The best way to input the code for the Honda Accord LX when it shows ERRE is to type in the 5 digit code in the radio., There is 0.04-inch leak detection and 0.02-inch leak detection. If the 0.04-inch leak detection results are OK, the 0.02-inch leak detection runs. The Diagnostic Trouble Code (DTC) P1457 is detected when the EVAP system has a very small leak. P1457 Honda Code - Evaporative Emissions Control System Leakage EVAP Canister System., The most common cause of the P1259 code is actually issues with the batteries in a transponder key; if you’re experiencing this problem, your first step may be to replace the batteries in the ..., Se configura el código de falla P1259 OBDII Honda cuando el PCM encuentra un mal funcionamiento o falla en el sistema de control/monitoreo eléctrico del sistema VTEC en el Banco 1. El código P1259 es común en: Acura CL, Acura Integra, Acura MDX, Acura RSX, Acura TL, BMW E39, Ford Fusion, Honda Accord, Honda Civic, Honda CR-V, Honda Fit ... , 2002 honda civic si code p1259. P1259 VTEC system malfunction. Read full answer. Dec 27, 2012 • 2000 Honda Civic. 1 helpful. 1 answer. 2002 honda civic p1259 problem. P1259 HONDA - VTEC System Malfunction Possible causes- Low engine oil pressure or level - Open or short circuit condition, Dec 21, 2013 · I have a 2005 honda civic si recently my check engine light came on showing the following codes they are P1259 and P1166. P1259 is a code for vtec malfunction usually cause by a bad vtec solenoid, vtec pressure sensor, low oil level, bad connection. Was oil change done? May want to check the oil level. , Oct 16, 2023 · Honda defines OBD II fault code P1259 as “VTEC System Circuit Fault (Bank 1),” a manufacturer-specific code. PCM (Powertrain Control Module) is set when Bank 1 VTEC sensor detects a defect, malfunction, or failure in its electrical control and monitoring system. , Aug 18, 2022 · Quick overview of the causes and fixes for a Honda with a P1259 VTEC System Malfunction engine error code. Follow along using the transcript. , I have a 2005 honda civic si recently my check engine light came on showing the following codes they are P1259 and P1166. P1259 is a code for vtec malfunction usually cause by a bad vtec solenoid, vtec pressure sensor, low oil level, bad connection. Was oil change done? May want to check the oil level., 2002 honda civic si code p1259. P1259 VTEC system malfunction. Read full answer. Dec 27, 2012 • 2000 Honda Civic. 1 helpful. 1 answer. 2002 honda civic p1259 problem., VIDEO IS OF WHAT A VTEC SOLENOID AND SWITCH LOOKS LIKE OFF ENGINE, VID IS TO GIVE YOU AN IDEA WHAT YOUR LOOKING FOR WHEN YOU HAVE P1259 CODE AND CHECK ENGINE..., Dec 3, 2016 · I have a 2002 Honda Civic EX (SOHC 1.7L) with 200,000 miles on it. The MIL light went on and I received the following codes: P0300 Random Cylinder Misfire. P0301 Cylinder #1 Misfire. P0302 Cylinder #2 Misfire. P0303 Cylinder #3 Misfire. P0304 Cylinder #4 Misfire. The vehicle runs fine without any shuddering at idle. , P1259 is an OBD-II code that indicates a manufacturer-specific code known as VTEC (Variable Valve Timing and Lift Electronic Control) System Circuit Fault as established by Honda (Bank 1)., 1 Answer. I have an 02 accord that has the check engine light on. Its got 145000 miles on it. I got it scanned. The codes were p1259 vtec system circuit fault bank 1, p0420 catalyst system efficiency below threshold bank 1, and p1457 evap control system leak detected (canister). I cleared the codes and will see if/when they come back on, but if ..., Se configura el código de falla P1259 OBDII Honda cuando el PCM encuentra un mal funcionamiento o falla en el sistema de control/monitoreo eléctrico del sistema VTEC en el Banco 1. El código P1259 es común en: Acura CL, Acura Integra, Acura MDX, Acura RSX, Acura TL, BMW E39, Ford Fusion, Honda Accord, Honda Civic, Honda CR-V, Honda …, We strongly advise you to Torque Pro is a software program that allows you to control the torque of a motor. What Does Code P1259 Mean? OBD II fault code P1259 is a manufacturer-specific code defined by Honda as ‘VTEC System Circuit Fault (Bank 1),’ and it is set on these applications when the PCM (Powertrain Control Module) detects a defect, malfunction, or failure in the electrical ..., p1259 and p0420!! its 2002 crv and sometimes it will bog down and not let me get over 40 mph!! like its not gettin enough fuel!! please help me. ... 2001 honda civic lx What is the System Circuit Fault Bank 1. 8.13.2020. JOHN aka Eauto. self …, Aug 18, 2017 · This video is to give you a quick overview of PO1362 and how to repair it.-~-~~-~~~-~~-~-Please watch: "Flipping cars, $800 2000 Toyota Rav4, before walkaro... , Gen 2: 2002-2006 (UK 2002-2007) CR-V 2003 CRV 2.4 liter - P1259 code. I've replaced the VTEC Solenoid ... I'm helping my dad with his 2003 Honda CRV. Last week the P1259 code came on while he was on his way to work, and the car would shutter around 3000 rpm. ... 2009 CR-V EX-L / 2009 CR-V EX-L #2 / 2004 Civic LX / 1997 CR-V …, Honda uses two VTEC systems; VTEC and VTEC-E. VTEC was the first, introduced in 1991 to increase performance of the 4 cylinder engine. ... The codes associated with this are P1253 (21) for the solenoid and P1259 (22) for the pressure switch. Each code requires further diagnosis prior to condemning the solenoid or the VTEC oil …, Apr 12, 2015 · P1259 Honda Description. The VTEC system activates the VTEC solenoid valve by command from the powertrain control module (PCM), and it charges/discharges the hydraulic circuit of the VTEC mechanism that is installed in the valve system to switch valve timing between Low and High. , 02 Honda CRV EX 2.4L p1259 . 2002 Honda CRV. 212xxx miles. The car was sputtering when the Rpms hit 2700. Ran the code and got a p1259, vtec solenoid. I installed a complete new into, which contains both sensors and a new valve. Same issue, same code. ... Rear Brake Rotors Stuck - 2012 Honda Civic., We strongly advise you to Torque Pro is a software program that allows you to control the torque of a motor. What Does Code P1259 Mean? OBD II fault code P1259 is a manufacturer-specific code defined by Honda as ‘VTEC System Circuit Fault (Bank 1),’ and it is set on these applications when the PCM (Powertrain Control Module) detects a defect, malfunction, or failure in the electrical ..., Part 13: A Covid Restart: Refreshing Devin’s Honda S2000 Time Attack Beast. After my Final Chapter article in July 2019, I had an astonishing amount of optimism and motivation to build the fastest S2000 in the country. Back when things outside of…. 1 2., K20 EP3 Swap components. Power Steering Pump belt changes – Before you drop that RSX engine into your Civic Si, you will need the old idler pulley from your EP3. Use this idler pulley to replace the RSX power steering pump. K20A2 ECU – You can get away with using your EP3 or stock Honda Civic Si ECU here of course., Jul 8, 2008 · William Wiles states: "When diagnosing a trouble code P1259, always look at freeze-frame data. This data will tell you if the code is set at high or low engine rpm. If the code is set below 4,000 to 6,000 rpm (depending on the engine), check the oil pressure switch circuit for a faulty switch/connection or poor ground. , Jul 3, 2014 · Trouble code P1259. Tests/Procedures: 1. Locate the Variable Timing/Lift Control (VTEC) pressure switch, on the back of the cylinder block, by the oil filter. 2. The VTEC oil switch is normally closed and grounds the reference voltage from the Engine Control Module (ECM) on the Blue/Black (BLU/BLK) wire. 3. , P0301 is a fairly common trouble code with the Honda CR-V. It's an OBD2 code and indicates that your vehicle’s first cylinder is misfiring. P0301 is certainly a cause for concern and should be considered a threat to the drivability of your CR-V. Fixing P0301 should be considered a high priority. Unlike a lot of.