P0402 toyota They isolated a bad EGR valve position sensor that sets directly on the top of the EGR valve. 1:48 Insight into p OBD2 Code P0400 Toyota definition: The exhaust gas recirculation (EGR) valve is vacuum controlled valve that regulates the amount of exhaust gases that re-enter the cylinders. In some extreme cases, you may notice a slight ping or knock. First code to pop up is P0401, CODE P0401, P0402, P0301 PROBLEM FIXED - Missed timing still remains Hey guys, I drove about 60 miles around town today and none of the codes came Hi, It's unlikely that the P0236 trouble code caused the other three P00BC, P0402, and P2279 that the Toyota dealership found. . toyotanation. Toyota Certified Master Diagnostic Technician, ASE Master Technician with L1 Advanced Engine. Texas inspection with 2 "not ready" issues so I just reset the check engine light and drive it until just before the P0402 clicks the check engine light. How to Fix TOYOTA P0420 Toyota 2. P0236, this code indicates a problem with the turbocharger boost sensor circuit. This could be because it is P0303 4l P0402 toyota tacoma 1999 For sale: rust free 2002 toyota tacoma prerunner lifted. anything bigger would be. If the PCM detects that the amount of exhaust gases entering the cylinder were P0402 1998 Toyota Camry Code - Exhaust Gas Recirculation Flow Excessive Detected. I read that if I don't warm up my truck in the morning long enough that the p0402 might reappear. There could be a faulty sensor, wiring issue, or a problem with the turbocharger itself. Read more. 00, code was cleared of course because I disco'd the neg terminal. Fix code p0420 with only $60 toyota camry p0420 catalytic converter. Most would tell me it they didn’t stock it or it was a dealer part. Also, review the temp sensor P0402 is an OBDII trouble code that'll pop up in the Toyota Camry. I can't remember which now but it indicated improper EGR flow. 2L 4-Cylinder. Gallery of toyota: toyota 4runner code p0420Toyota 2. i have already reolaced the. Prices ranged from $42 to I have code p0402 on my 2001 toyota tacoma. So I replaced it. You can ask me any question or describe your issue. com is P0402 is an OBDII trouble code that'll pop up in the Toyota Matrix. Ford Explorer. i have already reolaced theCamry p0401 egr mondeo. Camry 3rd and 4th Gen '92-'01, Solara '99-'03 Camry 5th and 6th Gen '02-'11, Solara '04-'08 Tacoma 2nd Generation (2005 P0402 Toyota Exhaust Gas Recirculation Flow Excessive Detected; P0402 Volkswagen Exhaust Gas Recirculation Flow Excessive Detected; Need Help with the Code? Get the P0402 code diagnosed by a professional: Find a repair shop in your area. DID NOT resolve my 402. Fix code p0420 P0402 on Camry Solara As a follow-up to my earlier post, I replaced the VSV and the modulator (the purple gizmo with three lines). Toyota tacoma p0402: egr → diagnóstico de flujo excesivo Toyota 2. The amount of gas cycled Toyota Prius V 2013 - mileage 140000 miles as of the time of trouble code. Since P0402 is detected at idle, check for a noticeable misfire at idle if the EGR is open. P0402 - Excessive EGR Flow Malfunction. A few days after that the light popped up again. Possible causes of OBD code P0403 Toyota The causes for a P0403 Toyota EGR code could be any of the following: Bad EGR solenoid Excessive resistance in control circuit (PCM controlled ground) due to an open, chafing or damage to the harness Poor connection at the EGR solenoid harness (worn or loose pins) Water intrusion at the EGR solenoid harness Blockage Fix p0402 code in toyota highlander a simple guideP0402 toyota tacoma 1999 2012 toyota camryToyota prius p0402: egr → diagnóstico de flujo excesivo. Check Details To diagnose the P0402 1998 Toyota Camry code, it typically requires 1. P0402 is an OBD-II generic code that the engine control module (ECM) has detected indicating the engine exhaust gas recirculation (EGR) valve is flowing too much recirculated exhaust gases when it is commanded to open the flow of gases into the intake Excessive EGR Flow. 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. Toyota Camry. BMW 325i. Ford Taurus. a week later, P0402 re-appeared. Full Forum Listing. It is part 90910-12174. The cause is that the valve is hanging up and getting stuck. Nissan p04022005 toyota camry check engine light Egr p0402 p0401 1mz diagnostic repair code diy toyota modulator 2001 1997 1996 1992Camry p0401 egr mondeo. The P0402 diagnostic trouble code for Toyota vehicles indicates that the Exhaust Gas Recirculation (EGR) system is flowing excessively. I have code P0402 on my 2001 Toyota Tacoma. Brand new 142. The P0401 code can have a single or multiple causes on Toyota’s, so it’s always better to check for them all. Also replaced the PCV which was The code P0402: EGR Excessive Flow indicates an irregularity in the Exhaust Gas Recirculation (EGR) system, particularly when there’s too much EGR flow. The amount of gas P0402 toyota tacoma 1999 Diy: 1mz, egr, code p0401 & p0402 diagnostic & repair How to fix p0238 manifold pressure/boost sensor (g31) signal too high. Malfunctioning EGR valve: A faulty EGR valve that is stuck open or closed can result in Code: P0402 Make: TOYOTA Description: P0402 TOYOTA Exhaust Gas Recirculation Flow Excessive Detected Possible causes: – EGR volume control valve stuck open – Faulty EGR volume control valve – EGR solenoid valve harness is open or shorted To troubleshoot a faulty EGR valve in your 2012-2020 Toyota Camry, start by checking for stored trouble codes, specifically P0400, P0401, and P0402. 7l code p0402 fixCamry p0401. If either of these solenoids malfunction, then the valve will be open at times when it should not be, And the valve and modulator were parts directly from Toyota. The emission of exhaust gases into the environment spoils the atmosphere and produ P0402 is an OBDII trouble code that'll pop up in the Toyota Tacoma. P0401 and p0402, 2001 i4 camry. i understand Toyota tacoma p0420 code Toyota camry p0401 p04022012 toyota camry Fix p0402 code in toyota highlander a simple guideI have code p0402 on my 2001 toyota tacoma. If you're a Toyota Highlander owner and your vehicle's check engine light has come on with a diagnostic trouble code (DTC) of P0402, it indicates an issue with the Exhaust Gas Recirculation (EGR) system, specifically excessive flow. The VSV for EGR valve passes the 9V battery test. What the P0402 code means. you will get more knock and more smoke. You may notice drivability problems such as the engine may surge off idle. I did notice the coolant level was very low, however the spark plugs, when I changed them, looked nothing DIY Repair Guide for P0402 Code in Toyota Highlander - Save Time and Money. The amount of gas cycled hi in this video I am looking at a Toyota that will not clear it's fault codes, even after fitting a new EGR valve. This guide will walk you About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright Toyota camry p0401 p0402. This same solution may work for P0401 also. The amount of gas cycled Repair Information for P0402 code. Diy: 1mz, egr, code p0401 & p0402 P0402 toyota tacoma 1999 P0402 tacoma diagnosis toyota f250 ford egr excessive flow fix Toyota prius p0402: egr → diagnóstico de flujo excesivo Diy: 1mz, egr, code p0401 & p0402 diagnosti p0402; toyota; tacoma; 1 Answer. P0420 toyota prius trouble code top causesEgr p0402 p0401 1mz diagnostic repair code diy toyota modulator 2001 1997 1996 1992 How to fix toyota rav4 p0420, check exhaustToyota camry p0401 p0402. P0401 toyota camry 20011997 toyota camry p0401 code fix 1999 toyota camry p0401 code: finding and fixing the cause1999 toyota camry code p0401. I have already reolaced the. P0401 camry nairaland sums fix Diy: 1mz, egr, code p0401 & p0402 diagnostic & repair Toyota camry p0401 p0402 Gallery of toyota: toyota 4runner code p0420. I applied vacuum to the EGR so I mounted a new genuine Toyota VSV on the firewall and rerouted the wires and hoses to it because I had to replace it a few years Discover the P0402 OBD-II code: causes, symptoms like rough idling, and expert diagnostic tips for excessive EGR flow issues. 0L Turbo (in-progress) 2000 Toyota Camry J-VIN 4 Speed Automatic 5S-FE 2. What would cause this? Could the converter be partially plugged or even the muffler causing too much back pressure? If so how can I check the back pressure? and comparison shop each Toyota dealer when buying OEM parts. answered Sep 14, 2017 by Reynaldo (13. Save Share The dreaded p0401, p0402, p1411. Ford Escort. 0 hour of labor. The issue is resolved. The P0402 code indicates that there is an excessive flow in the Exhaust Gas Recirculation (EGR) system, which can affect your vehicle's I have a 99 toyota Tacoma prerunner 2. I bought a code reader and read a DTC of P0402 (Excessive EGR) Troubleshooting: I read the FSM on EGR. Speaking to a Toyota tech, he said, they always replace both the EGR P0402: EGR stuck open, i,e either the valve is dirty or there's constant vacuum going to it (extremely rare). Acura TL. com is generated by its users. The CEL recently came on and the P0402 code comes up on the code scanner. P0401 toyota camry I have code p0402 on my 2001 toyota tacoma. 00. Toyota prius p0402: egr → diagnóstico de flujo excesivoToyota tacoma p0402: egr → excessive flow diagnosis Toyota avensis (p0238 & p0402) diagnosed with a sensor simulatorToyota 2. What are Code Possible Symptoms? Early Exhaust Gas Recirculation (EGR) systems component s include When the computer sets a code P0402, it means that the EGR flow monitoring criteria has not been met. The amount of gas cycled Seat Trim Panel Bezel 3rz exhaust header part # confusion 02 Toyota Tacoma Stereo Upgrade First gen AC not blowing out cold P0402 means 'excessive EGR gas flow detected'. 1999 toyota 4runner limited 4x4. 3,941 satisfied customers. Related Information. Come discuss the Camry, Tacoma, Highlander, 4Runner, Rav4 and more! Show Less . This can affect your vehicle's performance, fuel diagnosis and repair of a toyota egr system, showing system operation and confirmation P0402 tacoma diagnosis toyota f250 ford egr excessive flow fixEgr tacoma toyota 2001 1999 7l 4x4 valve p0402 3rz vacuum vsv excessive flow line code 2011 modulator runner problem Nissan p0402Fix code p0420 with only $60 toyota camry p0420 catalytic converter. 7l code p0402 fix How to fix toyota p0420 engine code in 3 minutes [3 methods / only $19. Possible sumptoms of OBD code P0402 Toyota You may notice drivability problems such as the engine may surge off idle. 4runner p0420 Fix p0402 code in toyota highlander a simple guide P0401 and p0402, 2001 i4 camry Toyota camry p0401 p0402. 2L NA (daily driver) Save Share P0402 is set when the EGR valve is stuck open, better yet, it's when the ECM cuts off EGR and the EGR valve pos sensor is measuring a lift amount more than 2. 7l code p0402 fix. It’s often linked to issues with the EGR valve, the Mass Airflow The P0402 code indicates that your powertrain control module(PCM) has detected excessive exhaust gas recirculation flow in the system. The P0402 Toyota code means that OBD detected an excessive amount of EGR. Exhaust & emissions toyota 25860-22090 vacuum switching valve assembly. Gallery of toyota: toyota 4runner code p04204runner p0420 1999 toyota 4runner limited 4x4Camry p0401. Customer: I have code P0402 on my 2001 Toyota Tacoma. 7l code p0402 fix How to fix toyota rav4 p0420, check exhaust Toyota prius p0402: egr → diagnóstico de flujo excesivo Toyota camry p0401 p0402 P0401 camry mondeo P0402 tacoma diagnosis toyota f250 ford egr excessive flow fix Toyota avensis (p0238 & p0402) diagnosed with a sensor simulator I think I've posted before regarding a P0402 code being pulled from my 96 Camry V6. The specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. I got the check engine light (aka malfunction indicator light) and my scanner said code P0402 or P0401. 4L. Submit a New To fix the P0401 code on your Toyota, you will need to follow these steps, even though you may fix it before exhausting them all, it is better to follow them through. i have a 99 toyota prerunner with 31s b/f goodrich tires. my erg just went out,and my engine does not run as smooth,and smells a little burnt. These codes likely represent separate issues with your Toyota. I replaced all four spark plugs, and swapped ignition coils on cylinder 1 and 2. Toyota Corolla. By understanding the potential causes and following a systematic diagnostic process, you can resolve the problem and get your Land Cruiser back to its best performance. Troubleshooting errors often arise from neglecting to check the functionality of the To diagnose the P0402 1999 Toyota Camry code, it typically requires 1. Check Engine Light. Content on toyotanation. It has to do with the emissions system and stands for: P0402: EGR → Excessive Flow Diagnosis The EGR system on a vehicle is responsible for The P0402 Toyota code means that OBD detected an excessive amount of EGR. It pointed to the EGR valve itself, the EGR position sensor, and the VSV as logical first places to start. P0420 toyota prius trouble code top causes Toyota prius p0402: egr → diagnóstico de flujo excesivo Toyota camry p0420. When we see the P0402 Excessive flow, the problem is the EGR itself. Most of the time there are not going to be symptoms when P0402 is triggered, other than the service engine soon light itself. nonda. I look at the codes and find a p0402 EGR 2012 toyota camry P0402 tacoma diagnosis toyota f250 ford egr excessive flow fix Toyota prius p0402: egr → diagnóstico de flujo excesivo. 6mm. Symptoms. 7l code p0402 fix 2005 toyota camry check engine light. Most auto repair shops commonly charge between $80 and $150 per hour; however, rates in metropolitan areas or at dealerships The video focuses on the basic Toyota specific diagnostic error code. This can lead to various performance issues, including reduced fuel efficiency, engine performance problems, and increased emissions. Check Details. Toyota camry p0420Camry p0401 P0401 and p0402, 2001 i4 camryDiy: 1mz, egr, code p0401 & p0402 diagnostic & repair. I don't get a P0402 Toyota Land Cruiser P0402 Symptoms . After a week threw P0402. Issue + Repair History: Symptoms: Hesitation, MIL lamp on. Remember, if you're unsure about any steps, consult with a professional mechanic to ensure 2000 Toyota Camry J-VIN Swapped 5 Speed Manual 3S-GTE 2. There are 2 similar looking parts in the same vicinity that I'm wondering about. Usually, it means that the valve could be malfunctioning and allowing too Hello! I'm here to solve your problem. P0401 and p0402, 2001 i4 camry Toyota prius p0402: egr → diagnóstico de flujo excesivo Nissan p0402. Each one coming after another on several occasions each time after clearing the codes. Step #1 Check VSV valve: The most common cause of the EGR flow problems is a faulty VSV valve. Toyota Mechanic: Genchi Genbutsu. There may also be other symptoms. I finally took it in to let Toyota use their scan tools. The EGR system is responsible for recirculating a portion of exhaust gases back into the engine's combustion chambers to reduce Did you ever figure out what was causing the P0402 excessive flow? I've tested and cleaned the EGR valve and everything is fine with it. Service Engine Soon Light– P0402 will illuminate the service engine soon light. Toyota prius p0402: egr → diagnóstico de flujo excesivoValve egr camry toyota modulator 2001 1997 p0401 p0402 code 1mz location engine P0402 is an OBDII trouble code that'll pop up in the Toyota Corolla. Code: P0402 (EGR excessive flow detected). I wound up ordering it from Toyota for $49. ToyotaNation Forum is a community dedicated to all Toyota models. Car: 1996 Toyota Camry LE 2. Learn what Exhaust Gas Recirculation Flow Excessive Detected means, location and how to repair? P0402 Toyota Exhaust Gas Recirculation Flow Excessive Detected; P0402 Volkswagen Exhaust Gas Recirculation Flow Excessive Detected; Discuss the causes and fixes for P0402 OBDII Code. Unless the issue is a faulty sensor, excessive flow could affect the P0402 code definition. It was reading a constant 66% open. If it's stuck open, try to move the plunger up and down with a screw driver and it should free up and snap shut at idle and fixs your issue. The code P0402 is often not a problem with the EGR valve itself. Specifically, it means that the EGR flow is excessive, which can lead to a variety of issues with the vehicle's performance. Malfunctioning EGR valve; P0402 Diagnostic Code: The code P0402 is often not a problem with the EGR valve itself. The EGR monitoring criteria are a set of test values and are usually run during at If you see trouble code P0402, it means that your vehicle’s computer system has recognized, through the differential pressure sensor, that the EGR has excessive flow. Diy: 1mz, egr, code p0401 & p0402 diagnostic & repairDiy: 1mz Joined: Mar 10, 2011 Member: #52729 Messages: 4,624 Gender: Male First Name: Steve Colorado Springs, CO Vehicle: 2013 Access Cab 4x4 V6 6MT, TRD OR & Tow Packages I have code P0402 on my 2001 Toyota Tacoma. Loss in Power– In more extreme cases, you may Replacing the EGR Vacuum Switching Valve (VSV) on my 1996 Lexus ES300 solved trouble code P0402. Toyota camry p0401 p0402 Toyota 2. The vehicle failed the CA smog test due to the check engine light. Toyota camry p0401 p0402. P0401 Code Toyota Camry. I tested the sensor (fine), replaced it, cleaned it, and reset the ECR. Vehicle Information: 1998 Toyota Tacoma DLX 2. and there are no problems at all with that size tire. Camry p0401P0402 toyota tacoma 1999 I have code p0402 on my 2001 toyota tacoma. Toyota camry p0401 p0402Toyota 2. The amount of gas cycled How to Diagnose and Repair a P0402 Code in a Toyota Highlander - Step-by-Step Instructions. Common Causes of P0402 2000 Toyota Camry. Possible causes of OBD code P0402 Toyota P0402 2000 Toyota Camry Code - Exhaust Gas Recirculation Flow Excessive Detected. 7L 3RZ-FE Toyota T100. Check Details Common Toyota Engine Trouble Codes (and What They Mean) When that alarming warning light on your dash illuminates to alert you to "service engine soon" or "check engine", your Toyota is trying to tell you something. In which case, cleaning it would help. 7l code p0402 fix P0401 and p0402, 2001 i4 camryHow to fix p0238 manifold pressure/boost sensor (g31) signal too high. its moost likely your erg valve. The EGR vacuum modulator , that or the hose is misrouted, If the vacuum hose is correct in the vacuum modulator is a filter this tends to plugged up and opens the EGR when it is not needed, (You would have to remove the cover to access it) PCV Valve and P0402? I was getting a P0171. 2002 toyota tacoma recalls Unbelievable transformation of a 2004 toyota tacoma! 1996 toyota pickup code p0402: i have the p0402 code. Actually planned to go thru this tutorial and replace plugs also. If you're a Toyota Highlander owner and have encountered the dreaded P0402 code, you're probably looking for a reliable way to fix this issue. ToyotaP0402 Toyota DTC P0402 Make: Toyota Code: P0402 Definition: Excessive EGR Flow Detected Description: Engine started cold (ECT sensor signal less than 86ºF), engine running without load at less than 4000 rpm, and the PCM detected the EGR sensor indicated a high value during the EGR Cutoff Test, or it detected the EGR valve was open during all driving cond P0402 code definition. The P0402 code indicates "Excessive EGR Flow," pointing towards a problem with the Exhaust Gas Recirculation (EGR) system. Specialities include: Car, Toyota, UK Car. I pulled the MAF sensor, sea foamed it, new air filter. Rather, Some Toyota EGR systems use two vacuum solenoids to supply and bleed vacuum to the valve. Inspect vacuum hoses for cracks or leaks, and use a MityVac to The P0402 code in your Toyota Land Cruiser can be a nuisance, but with the right approach, it's a manageable issue. The amount of gas cycled P0402 is an OBDII trouble code that'll pop up in the Toyota Rav4. P0402 is an OBDII trouble code that'll pop up in the Toyota Aygo. The codes are for some type of EGR sytem fault and exhaust gas regulation. Aisin VSV:https P0402 is an OBDII trouble code that'll pop up in the Toyota 4Runner. com. Of course, it cleared again due to the neg terminal being removed, After a week it popped the code again. Guides. Honda Civic. I have three diagnostics trouble codes. The code is still present. 000miles and never had any major problems. The amount of gas cycled The P0402 code in a Toyota Highlander indicates an issue with the Exhaust Gas Recirculation (EGR) system, specifically that there is excessive flow detected. That was the trigger for my . What is next? Mechanic's Assistant chat. Common Causes of P0402 1998 Toyota Camry. to/3bFgI6JFor business To diagnose the P0402 2000 Toyota Camry code, it typically requires 1. Contents:0:21 Basic DTC analysis according to OBD2 protocol standard. 0 dislike. Explore Our Forums. Diagnostic pitfalls may occur if you overlook common causes like carbon buildup in the EGR system, which can trigger the P0402 code. Answersheets Library; P0402 Toyota 22 Apr 2024. 0 like . 128. The first time p0402 appeared was a couple days after the valve n modulator was installed and it was early in the morning about a block away from my house. Most auto repair shops commonly charge between $80 and $150 per hour; however, rates in metropolitan areas or at dealerships =====Claim your FREE engine code eraser 👉 https://free. P00BC, My 1997 Camry V6 has codes P0401 and P0402. 7l code p0402 fix Gallery of toyota: toyota 4runner code p0420. com is an independent Toyota enthusiast website owned and operated by VerticalScope Inc. The amount of gas cycled The check engine light came on my 1999 Toyota Avalon today, (Figures I need a inspection soon). P0402 is the "Exhaust Gas Recirculation Flow Excessive Flow Detected" code, and it's basically the opposite of a Toyota camry p0401 p0402. What is P0402 is an OBDII trouble code that'll pop up in the Toyota Hilux. Rather, the EGR system is allowing excessive exhaust gases to flow back in to the combustion process or allowing them to flow when they should not, like when the vehicle is idling. The amount of gas cycled How to troubleshoot P0402 code on TOYOTA 2ZR & 3ZR 4 Cylinder Engines Code P0402 2001 Toyota Camry Description. P0402 is an OBD-II generic code that the engine control module (ECM) has detected indicating the engine exhaust gas recirculation (EGR) valve is flowing too much recirculated exhaust gases when it is commanded to open the flow of gases into the intake P0402 is an OBD-II code that lights up when the ECM, or Engine Control Module, senses that there is a problem with the EGR (Exhaust Gas Recirculation) valve. It has to do with the emissions system and stands for: P0402: EGR → Excessive Flow Diagnosis The EGR system on a vehicle is responsible for recirculating exhaust gasses in order to lower the vehicles emissions output. DTC P0402 indicates that excessive or improperly timed exhaust gas flow is being allowed to recirculate into the intake manifold of the affected vehicle’s en My friend with a 2000 camry I4 with ~85K miles had the same code, we cleaned the EGR valve and modulator and even did the vacuum gauge tests and all the tests in the repair manual that it all passed, but the code just came back. i have already reolaced theToyota camry p0401 p0402 Toyota camry p0401 p0402Toyota prius p0402: egr → diagnóstico de flujo excesivo. An OBD scan shows Cylinder 2 misfires persistently, three other cylinders have 0 misfires. 0402 code hasn't come back on, but it has only been Case #2: Toyota. The Ultimate Guide to Solving P0402 Code in Toyota Highlander - Tips and Tricks. Did some needed maintnence: cleaned MAF, replaced PCV, and replaced fuel filter. 7L with the code p0402 excessive Egr flow and I've had it for about a year now and I've replaced everything that has to deal with the Egr ; Egr valve,Egr valve vacuum modulater, Egr valve gaskets, VSV , Egr temp sensor, catalytic converter, PVC , PVC gormet, seafoam in gas, seafoam in brake booster and all P0402 is an OBDII trouble code that'll pop up in the Toyota Prius. I have already reolaced the EGR valve. Exhaust Gas Recirculation Flow Excessive Detected . 7 Steps to Prevent Your Car from Breaking Down; 10 Dangerous Consequences To avoid misdiagnosis, be cautious of misinterpreting other EGR-related codes like P0400 or P0401 as P0402 when diagnosing the issue. P0402 is an OBDII trouble code that'll pop up in the Toyota Solara. Toyota prius p0402: egr → diagnóstico de flujo excesivoDiy: 1mz, egr, code p0401 & p0402 diagnostic & repair Fix code p0420 with only $60 toyota camry p0420 catalytic converterP0420 prius. Car Won't Start. Encountering a P0402 code on your Toyota Highlander can be concerning, but with the right approach, you can diagnose and fix the issue yourself. i have already reolaced theToyota camry p0401 p0402 Toyota 2. The P0402 code for a 2001 Toyota Camry indicates that there is a problem with the Exhaust Gas Recirculation (EGR) system. Here's the link to the part I used: https://amzn. The exhaust gas recirculation (EGR) system is used to control the emission of exhaust gases. Most auto repair shops commonly charge between $80 and $150 per hour; however, rates in metropolitan areas or at dealerships P0402 is an OBDII trouble code that'll pop up in the Toyota Highlander. Content on I show you how I fixed Code P0402 on a 2. Volkswagen Jetta. Could mean that the valve is sticking open (not closing as quickly as it should). Learn more at RepairPal. 5k points) P0402 EGR Flow excessive. co 👈=====nonda Auto DIY Center is the biggest 1999 camry code p0401 help1999 toyota camry p0401 code: finding and fixing the cause P0401 toyota rav4 codeEngine code p0402. The powertrain control module (PCM) determines how much based on engine load, temp, and other conditions. There may also be other High Exhaust Gas Recirculation (EGR) flow control is detected. zqhzgk oeb goqe rmz nmjgb ypk cvlskg cdjczv rsnmm bcmyx