P3191 toyota prius - Letter from Toyota on P3190 P3191 and P3101 code 204 205 Toyota Prius... This does not explain the shaking per se, unless it is from the gasoline engine stalling. I recommend having your local dealer do a diagnosis under the hood for the oil in the intake problem under warranty (free). While they are in there, the service tech may find other ...

 
2000-2002 Toyota Prius - Common Problems. A 2001 Toyota Prius. Cracked Brake Pressure Accumulator: See 2010-2015 Toyota Prius - Common Problems. Throttle Body Failure: Many Prius owners have experienced a sudden drop in engine power while on the road. This is attributed to throttle body failure, and replacing it usually fixes the problem.. Laundromat clovis ca

To diagnose the P3190 Toyota 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.Code: P3191. Definition: Engine does not Start. Description: Monitor runs whenever following DTCs are not present: None Fuel cut operation: Not operated Engine speed: 650 rpm or more (varies with engine coolant temperature) Communication with hybrid vehicle control control ECU: No malfunction. Cause: Intake system. Throttle body assembly.The Diagnostic Trouble Code (DTC) P3190 is set if following conditions continue at a fixed engine RPM or for a fixed length of time: -Communication with HV ECU is normal. -Engine RPM is a fixed value or more. -Engine start mode is not active. -Target torque is at a fixed value or more. -Ratio of estimated torque against target torque is less ...1. I would question whether the engine actually was burning fuel and running for the 8 seconds, or if MG1 is just spinning the engine. 2. DTC P3190 and P3191 indicate poor engine power in the first case, and engine no start in the second case. 3.If you want to replace the radio in your Toyota with an aftermarket stereo, the first step is to remove the factory-installed radio. This may look like a daunting task at first gla...It will also set code P3191 for a nonrunning engine. Be careful using a bulk oil dispenser. The baffle located inside the valve cover can bend if you let the weight of the bulk oil dispenser rest on the baffling. If the baffling is bent, oil sludging may occur. ... The 2000-‘09 Toyota Prius uses a screw-on oil filter; the 2010-‘13 1.8-L ...my car went into limp mode with the check engine light and red triangle of dead. After towing it home it still has the check engine light and now drives, but there is a delay between pressing the gas pedal and the car accelerating. The check engine code is P3191 which means engine no-start.These lights reset themselves after the second engine restart. Last Saturday, these same lights came on again and stayed on, even during the drive to Toyota of Killeen. Unfortunately, the Prius tech had the day off so Monday was the earliest day my car could be fixed. Picked up my car Monday afternoon. The code was P3191.TOYOTA HYBRID troublecodes Prius dtc p3190P3191 p3193 Power engine power engine fail to start solution problem solveVios. ₱ 732,000 – ₱ 1,039,000. 360° view. Vios quantity. Add to cart. Overview. Exterior – LEVELED-UP LOOK. The Philippines’ best-selling got upgraded: a finessed exterior …Tamworth, NH USA. Vehicle: 2003 Prius. Model: One. P3191 air induction faults can include (other than throttle body and MAF) vacuum leaks from anywhere in the car from under hook to around fuel tank and emissions. Fuel Pump & Filter issues. Cam timing issues, Manifold air leak issues.> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Main Forum > Generation 1 Prius Discussion > ... Check out this thread for more details and to report any other bugs. How about this again p3191 p3101 p3190. Discussion in 'Generation 1 Prius Discussion' started by David Kleinwolterink, Feb 4, 2016. David Kleinwolterink Junior …> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Main Forum > Generation 1 Prius Discussion > Attachments are working again! ... In a Prius, P3191 just means the engine isn't starting; the car cranks it and cranks it with MG1, but it never started producing more power than MG1 was putting in.The Toyota Prius (/ ˈ p r iː ə s / PREE-əss) (Japanese: トヨタ・プリウス, Hepburn: Toyota Puriusu) is a compact/small family liftback (supermini/subcompact sedan until 2003) produced by Toyota.The Prius has a hybrid drivetrain, combined with an internal combustion engine and an electric motor.Initially offered as a four-door sedan, it has …Code p3191 comes up. Will start but wont go. 2009 Toyota Prius. Mechanic's Assistant: Did the vehicle stall immediately after the oil change, or did it happen later on during your drive home? Later during the drive. Mechanic's Assistant: Have you noticed any other issues or warning lights on the dashboard besides the code P3191? The lights were ...These lights reset themselves after the second engine restart. Last Saturday, these same lights came on again and stayed on, even during the drive to Toyota of Killeen. Unfortunately, the Prius tech had the day off so Monday was the earliest day my car could be fixed. Picked up my car Monday afternoon. The code was P3191.The P3191/P3101 engine failed to start code is getting rather common on the 2001 Prius (and some of the newer Classics in colder temperatures). Basically, one of the ECUs doesn't wait long enough for the gasoline engine to start (particularly for those in colder climates), and just halts the startup process with warning lights and doesn't go ...> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Care, Maintenance and Troubleshooting > Attachments are working again! Check out this thread for more details and to report any other bugs. Prius fault code p3191 with pending fault p0a80. Discussion in 'Gen 2 Prius Care, Maintenance and Troubleshooting' started by …Hello, I have a 2012 Prius with 165k miles. No problems prior to cleaning EGR. I cleaned out my EGR system today & after putting everything back together & starting my car it had a very rough idle & died a 20 seconds later or so. It threw the code P3191 (Engine does not start) & 03190 (Low engine power).But the car only waits so many seconds for the engine to make its own power, and then gives up. P3190 simply says the engine failed to make even a fifth of the power being asked of it, and P3191 means "that, and I was trying to start it at the time". Those codes come straight from the ECM, controlling the engine.Aug 22, 2011 · 1. I would question whether the engine actually was burning fuel and running for the 8 seconds, or if MG1 is just spinning the engine. 2. DTC P3190 and P3191 indicate poor engine power in the first case, and engine no start in the second case. 3. 2008 Prius. C1241 is low 12 volt battery output. Check the voltage of the battery with a meter at the battery or the jump point with the car off. Also check the negative cable where it is fastened to the bodywork below the rear light for corrosion and tightness. P3191 Engine failed to start.Toyota has had to extend the service warranty because of these codes. The main problem lies in the dealer or service center adding too much oil during an oil change. Letter from Toyota on P3190 P3191 and P3101 code 204 205 Toyota Prius... This does not explain the shaking per se, unless it is from the gasoline engine stalling.Feb 1, 2024 · The P1121 code in the Toyota Prius is a diagnostic trouble code that indicates a malfunction in the coolant flow control valve. This valve plays a crucial role in regulating the flow of coolant to the engine and maintaining the optimal temperature. The code usually points to issues such as a stuck valve or a fault in the valve’s electrical ... This video shows how to replace the Mass Airflow Sensor on a 2003 Prius. It's a SUPER easy repair. In the video you'll see that I remove it and replace it in...P3190 poor engine powerp3191 engine does not startp3193 fuel run outP0A0F engine failed to startp3190 Toyota Priusp3191 Toyota Camry hybridp3193 Toyota Highl...Jan 29, 2015 · The throttle body cleaning is the recommended fix for P3191/P3101. Of course a dirty MAF sensor does not help. And catching up on deferred maintenance and replacing the 12V battery are all necessary steps. Don't worry about the pool at the bottom of the intake manifold. Mar 10, 2015 · 2001-2007 Toyota Prius check engine/MIL/rattle after oil change – P3191. The 2001-2007 Prius equipped with the 1.5L 4-cylinder 1NZ-FXE is more prone to misfires and a check engine light after an oil change, especially if the oil level is overfull or the wrong weight oil is used. To prevent this condition use only 5w20 or 5w30 ILSAC GF-4 SAE ... Code: P3191. Definition: Engine does not Start. Description: Monitor runs whenever following DTCs are not present: None Fuel cut operation: Not operated Engine speed: 650 rpm or more (varies with engine coolant temperature) Communication with hybrid vehicle control control ECU: No malfunction. Cause: Intake system. Throttle body assembly.However, I started the get this error, P3191. The engine will crank roughly for a few seconds, then stops. There is also smoke coming from the air intake when you open the air filter box. I replaced the MAF, cleaned the throttle body, and check the hoses are correctly connected. Still, the problem keeps.Case2: P3191. Engine start no–determination time (receive from HV ECU) 100 engine revolutions or more, and 6 seconds or more (varies with engine coolant temperature) …P3190 poor engine powerp3191 engine does not startp3193 fuel run outP0A0F engine failed to startp3190 Toyota Priusp3191 Toyota Camry hybridp3193 Toyota Highl...Houston, TX. Vehicle: 2001 Prius. Model: N/A. GODSPEED said: ↑. one cold morning while driving to work, i felt an erratic hesitation while driving. all of a sudden the check engine light, triangle ! light, and car ! light came on, and my 2002 prius came to a halt. hooking up a code reader showed P1128, P3190, P3191. i removed the throttle ...p3191トヨタ説明 ハイブリッド車用電子制御ユニット(HV ECU)は、エンジン制御モジュール( ECM )エンジンに要求される動力出力(要求出力)、エンジンが発生する推定トルク、制御目標RPMのエンジンRPM、およびエンジンが始動モードにあるか否かなどの ...Code p3191 comes up. Will start but wont go. 2009 Toyota Prius. Mechanic's Assistant: Did the vehicle stall immediately after the oil change, or did it happen later on during your drive home? Later during the drive. Mechanic's Assistant: Have you noticed any other issues or warning lights on the dashboard besides the code P3191? The lights were ...The most common codes from the 2001-2009 Toyota Prius, and often those that stump most auto mechanics and many a Toyota mechanic, are P3191 (Engine Does Not Start), P3190 (Poor Engine Power) and P0A0F (Engine Failed to Start). Here are some quick things to check if you’ve got these particular codes and how to repair your Toyota Prius ...Then it would try to start but: Trying to start was rough 5 seconds and never started up, just threw codes and said check hybrid system. Engine Codes P0123, P2135, P3191 and HV Battery ECU: P0A0F. Tried doing it 4 times, but nothing gets better. I took stuff apart and checked it and put it back together, and no change.cnc97 said: ↑. Disconnect the 12v for a minute and reconnect it. Then try again. After disconnecting the 12 volt battery for five minutes and reconnecting it, everything on the dash looked normal but the ready light did not come on. I pressed the start button again and instead of shutting down, the ready light came on.As the P3190/P3191 issue was well documented, the code alone was all that you needed. You won't always be so lucky. I see misdiagnosis all the time by technicians, including dealership technicians, who looked at the code and nothing else. Toyota's TIS website is a good value; one of the cheapest and most comprehensive in the industry.TYIDY: Get the latest Toyota Industries stock price and detailed information including TYIDY news, historical charts and realtime prices. Indices Commodities Currencies StocksMy 2001 Prius has a code P3191 and stalled. The spark plugs are working propperly, but no fuel to the engine. The fuel - Answered by a verified Toyota Mechanic. ... I HAVE A 2002 TOYOTA PRIUS THE PROBLEM CODE P3130 HV TRANSAXLE ASSY MALFUNCTION AND P3125 SMR ASSY MALFUNCTION. 1.> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Care, Maintenance and Troubleshooting > Attachments are working again! Check out this thread for more details and to report any other bugs. Prius 2008 - P0171, P3190, P0A0F : Next steps? Discussion in 'Gen 2 Prius Care, Maintenance and Troubleshooting' started by …There’s some bad information floating around about Toyota hybrid codes P3190, P3191 and P0A0F. These common engine codes are often blamed on a failing hybrid battery. A mistake that can cost Prius...> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Main Forum > Generation 1 Prius Discussion > ... Check out this thread for more details and to report any other bugs. DIY Gen 1 MG2 Replacement P3125 P3000 P3009 P3191. Discussion in 'Generation 1 Prius Discussion' started by Markus Reynold ... Put a bead of Toyota …However, I started the get this error, P3191. The engine will crank roughly for a few seconds, then stops. There is also smoke coming from the air intake when you open the air filter box. I replaced the MAF, cleaned the throttle body, and check the hoses are correctly connected. Still, the problem keeps.This video shows how to replace the Mass Airflow Sensor on a 2003 Prius. It's a SUPER easy repair. In the video you'll see that I remove it and replace it in...ODB error code P3191 - Toyota Prius 2001 - What is the frequent problem? it also gives P0171 - system too lean -codeTo diagnose the P3191 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.USA. Vehicle: 2005 Prius. Model: N/A. To make a long story short: I replaced a leaking fuel line and now the ICE won't run for longer than 10 seconds and produces P0A0F and P3193 codes. I'm able to clear codes after letting it sit for an hour or so, but they come back after brief idle. Battery was disconnected in an attempt to "reset" things.On Thursday, a friend came over with an Autel Maxisys. The only codes found were P3190, P3191 and P0A0F. I have a Carista OBD2 Adapter (their app has major issues). I tried OBD Auto Doctor, which gave me the same codes as the Autel Maxisys. Dr Prius is currently loaded, but I have not purchased it yet.The way a Prius starts can fool you if you haven't worked on it before. The electric motor that starts it is something like 13 HP, so instead of sounding like a regular car's 12 volt starter struggling to crank, it just spins the engine up to 1200 rpm right away (which to most people sounds like "the engine starts").#toyota #prius #hybrid আসসালামুয়ালাইকুম, এই ধরনের সমস্যায় পড়লে ...#2 · Dec 26, 2005. I would guess they suspect the fuel pump, which might require tank replacement. They better be sure of their diagnosis before they lay that bill on you! What else can cause the code? Id this the "fails to start quickly" code? 2005 Seaside Pearl, BC#6. Like. F. flynz4. 29 posts · Joined 2005. #3 · Dec 26, 2005. I have a question.Good luck trying to buy a Toyota, Kia or Honda. These auto brands have the lowest supply of cars available for sale at dealerships now. By clicking "TRY IT", I agree to receive new...3191 Engine (aka ICE) does not start. 3090 Poor engine power. 3101 Engine system malfunction. 204 Abnormal engine output (abnormal signal from ECM) 205 Engine unable to start (due to abnormal signal from ECM) Bottom line, if your engine does not start and one or more of these DTC codes come up, you are covered by the extended warranty.2001 toyota prius hybrid sedanToyota prius check engine light p0420 toyota prius Toyota prius 30 ошибка p3191 , p0a0f 🔋🪫 эвакуатор отменяем ‼️2002 prius stalled after having oil change. codes are p1390 and p3191. P0420 Toyota Prius, Easy Fix! - YouTube. Check Details. Toyota prius p0138my car went into limp mode with the check engine light and red triangle of dead. After towing it home it still has the check engine light and now drives, but there is a delay between pressing the gas pedal and the car accelerating. The check engine code is P3191 which means engine no-start.2002 prius stalled after having oil change. codes are p1390 and P3191. Had just changed it and was driving home when it - Answered by a verified Toyota Mechanic. ... I have a 2010 Toyota Prius it was previously running and then the third cylinder was leaking antifreeze, so the head gasket was replaced. ...(RTTNews) - Japanese auto major Toyota Motor Corp. (TYT.L) reported Thursday that its worldwide sales for the month of February totaled 856,376 un... (RTTNews) - Japanese auto majo...e TOYOTA Subject Tech Tip T-TT-0160-12 February 24, 2014 Market USA P3190/P3191/P3193/POAOF Engine No Start/Poor Engine Power After Inverter Service or ReplacementMar 22, 2015 · 2014 Prius. Model: IV. Have a 2010 prius 3 with 140k miles. Its showing the check hybrid system message. Have tried to get car started and failure cleared by charging and jumping the 12v battery. With it jumped, still wont run. I have tried disconnecting 12v batt for 10 min and reconnecting.....thought it was fixed, as then the fault message ... These lights reset themselves after the second engine restart. Last Saturday, these same lights came on again and stayed on, even during the drive to Toyota of Killeen. Unfortunately, the Prius tech had the day off so Monday was the earliest day my car could be fixed. Picked up my car Monday afternoon. The code was P3191.P3191 - means the engine did not start in time The Dealer said it was the fuel pump, and because the fuel tank and pump are integrated in the Prius, the repair is complex, it would be $1017 to repair. I had the technician measure the fuel pressure to make sure it was low. The technician told me that Toyota is well aware of this issue.This past weekend I finally got Techstream to work and I used the software to grab the codes off of the car: Engine & ETC: P3190 – Poor engine power. P3191 – Engine does not start. ===. Hybrid Control: P0A0F – Engine failed to start. ===. Thankfully, the HV battery doesn't report any codes:Feb 13, 2006 · mrv. Started up the car this morning, coldest day in a while here in DC (23F), and the check engine/hybrid system lights came on. Car seemed to drive fine. On the energy consumption screen, the hybrid battery looks appropriately full, and it looked to be charging and discharging at appropriate times. May 4, 2009 · 2003 Prius, 283,000 miles, new catalytic convertor installed by toyota 50,000 miles ago. Check engine light is on. There was a service bulletin about the check engine light coming on. What was the fix … read more 2008 Prius. C1241 is low 12 volt battery output. Check the voltage of the battery with a meter at the battery or the jump point with the car off. Also check the negative cable where it is fastened to the bodywork below the rear light for corrosion and tightness. P3191 Engine failed to start.This is all theory as I try to troubleshoot my Prius problem. Your "theory" exhibits a gross ignorance of how modern cars work in general and in particular how the Prius works. There is no correlation to the 12 V battery. The 2 codes you pulled tell you all you need to know as to where/what the problem is. OCpri said: ↑.Toyota Cagayan De Oro is the 13th dealership of Toyota Motor Philippines Corporation dealer network and the second one to open in Mindanao. It is the exclusive franchise …There’s some bad information floating around about Toyota hybrid codes P3190, P3191 and P0A0F. These common engine codes are often blamed on a failing hybrid battery. A mistake that can cost Prius...Nebraska. Vehicle: 2005 Prius. Model: ----USA----. Alright guys. Got a 2007 Prius that will not run for more than 10 seconds and then throws either a P3191 or a P3190. Battery voltage is good at 12.6V, verified that vehicle has spark, fuel volume, fuel pressure is 50 psi, injector pulse is fine. Have cleaned throttle body and mass air flow.2007 Prius. p3191 and p0171. Engine won't start and bank 1 too lean. It started two months ago suddenly while i was - Answered by a verified Auto Mechanic ... 2007 Toyota Prius. Codes p3191 (engine won't start) and p0171 (bank 1 too lean). I have cleaned the Maf and I have thrown 12v across the pins on the fuel pump connecter to …The Toyota Prius has long been known for its fuel efficiency and eco-friendly technology. With the release of the 2023 model, Toyota has taken it a step further by enhancing the pe...Model: Two. DTC P3191 is an engine no-start trouble code. Cleaning the throttle plate and throttle body interior will help. Also, make sure that the engine oil is 5W30 and not overfilled. Since you know the iridium spark plugs are marginal I suggest that you also replace them now, using the correct NGK or Denso plugs which will cost ~$12 each.> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Main Forum > Generation 1 Prius Discussion > Attachments are working again! ... Codes P3108, P3191,P3101.Yep. You are correct. That is the descriptor for the P3191 code. In my case it would actually start for a few seconds and then immediately stop. Here's a nifty …TOYOTA HYBRID troublecodes Prius dtc p3190P3191 p3193 Power engine power engine fail to start solution problem solveFL_Prius_Driver. 149 posts · Joined 2007. #5 · Sep 4, 2007. The Atkinson cycle engine of the Prius has some of the intake air forced back into the intake manifold. It is quite possible that some of the oil that gets burned and/or captured by the catalytic converter on conventional engines ends up coating the intake manifold in the Prius.In a Prius, P3191 just means the engine isn't starting; the car cranks it and cranks it with MG1, but it never started producing more power than MG1 was putting in. So that isn't the kind of code that is pinpoint on any one particular cause.2014 Prius. Model: IV. Have a 2010 prius 3 with 140k miles. Its showing the check hybrid system message. Have tried to get car started and failure cleared by charging and jumping the 12v battery. With it jumped, still wont run. I have tried disconnecting 12v batt for 10 min and reconnecting.....thought it was fixed, as then the fault message ...palmdale, CA. Vehicle: 2002 Prius. Model: N/A. DTC Codes P3191 Engine dose not start. Let me tell you little bit what has brought me to this code. I bought this …Nebraska. Vehicle: 2005 Prius. Model: ----USA----. Alright guys. Got a 2007 Prius that will not run for more than 10 seconds and then throws either a P3191 or a P3190. Battery voltage is good at 12.6V, verified that vehicle has spark, fuel volume, fuel pressure is 50 psi, injector pulse is fine. Have cleaned throttle body and mass air flow.The Toyota Prius Prime is called the best Prius yet—but is it enough to boost sales? A sweet price and new features make the case. By clicking "TRY IT", I agree to receive newslett...As the world continues to prioritize sustainability and environmental consciousness, automakers are stepping up their game to produce eco-friendly vehicles. One such vehicle that s...To diagnose the P3190 Toyota 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.> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Main Forum > Generation 1 Prius Discussion > Attachments are working again! ... Codes P3108, P3191,P3101.Houston, TX. Vehicle: 2001 Prius. Model: N/A. GODSPEED said: ↑. one cold morning while driving to work, i felt an erratic hesitation while driving. all of a sudden the check engine light, triangle ! light, and car ! light came on, and my 2002 prius came to a halt. hooking up a code reader showed P1128, P3190, P3191. i removed the throttle ...

2. P3191 means "engine no-start" and P3190 means "poor engine power". 3. How many miles on the odometer? 4. How much fuel is in the tank when you have a problem? For now, keep the tank 1/2 full or greater. With the Prius IG-OFF, open the hood, remove the engine air cleaner cover and look at the throttle body interior.. Dry riverbed crossword puzzle clue

p3191 toyota prius

FL_Prius_Driver. 149 posts · Joined 2007. #5 · Sep 4, 2007. The Atkinson cycle engine of the Prius has some of the intake air forced back into the intake manifold. It is quite possible that some of the oil that gets burned and/or captured by the catalytic converter on conventional engines ends up coating the intake manifold in the Prius.File: PDF. Pages: 1276. Toyota Prius 2004 NHW20 Service Repair Manual. Repair manuals are primarily for use by workshop technicians. They explain procedures for disassembly, inspection, adjustment and assembly of vehicles and parts. The manual types are divided into Engine R/M, Chassis & Body R/M, Automatic Transmission (Transaxle) Manuals ...The throttle body cleaning is the recommended fix for P3191/P3101. Of course a dirty MAF sensor does not help. And catching up on deferred maintenance and replacing the 12V battery are all necessary steps. Don't worry about the pool at the bottom of the intake manifold.When you agree to a lease on a Toyota vehicle, you are agreeing to pay monthly payments for the term of the lease. If you die during the lease, your estate or a cosigner on the lea...Sep 15, 2017 ... Add a comment... 6:57. Go to channel · Toyota prius 2007.The car does not start.P3190,P3191,P0A0F. ETSA auto•214 views · 9:44. Go to channel ..."Toyota Prius Lift Kits Are the Next Thing in the Safari-Everything Trend" - MB. READ ARTICLE. DRIVETRIBE MOTOR BISCUIT MOTOR BISCUIT "Meet the man who makes offroad lift kits for Toyota Priuses." -DT. READ ARTICLE. We've partnered with "ONE TREE PLANTED" every lift kit sold equals one tree planted.Aug 22, 2011 · 1. I would question whether the engine actually was burning fuel and running for the 8 seconds, or if MG1 is just spinning the engine. 2. DTC P3190 and P3191 indicate poor engine power in the first case, and engine no start in the second case. 3. > Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Care, Maintenance and Troubleshooting > Attachments are working again! Check out this thread for more details and to report any other bugs. ... P3191 (Engine System Malfunction) 3. C2131 (Unrelated code about a bad tire pressure monitor) 4.If your Prius doesn’t have any heat or has codes P1121, P1120, P1122 or P1123, the likely cause of both your lack of heat and the check engine light/check hybrid system message is a stuck coolant flow control valve. This problems is more common on 2004-2007 Prii, but the system was used through 2009. The 2004-2009 Prius uses a …> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Care, Maintenance and Troubleshooting > ... "DTC P3191 Engine does not Start" . . . this code does not make ...> Gen 2 (2004-2009) Toyota Prius Forums > Gen 2 Prius Care, Maintenance and Troubleshooting > Attachments are working again! Check out this thread for more details and to report any other bugs ..

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