P0028 code subaru

The repair price depends on what the problem is. You could start by changing the engine oil and filter, and clearing the engine code by disconnecting the car battery. An oil change can cost you around $25, but if the problem is the solenoid valve it may cost you a few hundred $$. P0028 SUBARU - Intake Valve Control Solenoid Circuit Range ...

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168000 plus, ran scan several times ,found hose unattached but code P0026 keeps coming back with blinking cruise control warning … read more. tamaz. Subaru Master Technician. 3,391 satisfied customers. I have a 2014 Outback. For a year I've had an intermittent.

subaru: I have a subaru impreza 2007 , i have the code p0028, I have a subaru impreza 2007 , i have the code p0028, i already change the variable valve solenoid on bank 2 , and all the pression switch .After 12 km the check engine come out …P0021 is a common trouble code. It affects vehicles with variable valve timing (VVT). The list of VVT vehicles is growing, and the Subaru Forester can have VVT, and is prone to developing this code. P0021 is a generic OBDII code. This means that it has the same definition regardless of the make or model of the vehicle.2010 Forester throwing codes P0028 OSV solenoid malfunction, 2010 Forester throwing codes P0028 OSV solenoid malfunction, 64 engine sensor failure, C0057 ECM control system and C0071 steering … read more. tamaz. Subaru Master Technician. 3,443 satisfied customers.Diagnostic trouble code (DTC) P0078 stands for "Exhaust Valve Control Solenoid Circuit Bank 1.". A bad VVTsolenoid and an outdated PCM software can trigger the P0078 code. In some cases, it can also be logged because of circuit issues. The common symptoms associated with this code include poor engine performance and reduced fuel economy.In this video, we replace the faulty driver's side (LH) exhaust oil control valve (OCV) for the AVCS system. We also uncover a few hidden gems in the engine ...I’ve got an 08 Outback limited with 160k miles on the body and 60k on a jdm engine. Been getting a p0028 (bank 2) code. Before the code ever popped up I had replaced the oil pressure sensors in both sides because they were both leaking, about a month later the code came up, so I replaced the driver side solenoid.

2020 Ascent purchased new, now at 45k 2010 Legacy GT got at 60k, now at 150k Sold 2005 XT new to 120k - learned to love the turbo Sold 2008 Tribeca got at 80k, sold at160kSo that should include 2006-2012 Subaru Legacy and 2006-2012 Subaru Outback. The symptom was simple enough to diagnose. Rough running engine with a P0028 code. I believe the P0026 would be the same symptom but on the opposite side of the engine. The fix is nearly as easy. Replace the sensor. It's only around $20 did an original Subaru part.Fault code P0028 is called "Intake Valve Control Solenoid Circuit Range/Performance (Bank 2)" but in different programs it may be called differently. This fault designation applies to all vehicles equipped with OBD-II. ... Subaru (Forester, Impreza, Legacy, Outback, Tribeca) Toyota; Volkswagen; Fault code P0028 can sometimes be found with ...The P0028 code indicates a problem with the intake valve control solenoid circuit range/performance bank 2. Possible causes of the code include a faulty solenoid, wiring issues, or dirty engine oil. Symptoms of the P0028 code include poor fuel efficiency, rough idling, and a stalling engine. Steps to diagnose and fix the P0028 code include ...6 posts · Joined 2017. #1 · Jan 18, 2023. I have a 2009 with 122K miles. I recently got the three codes of C0057, C0071 and C0042. The three codes are: 57= Engine Code, 71= Steering Sensor Signal Freeze, 42= Power Supply Voltage Low. I noticed several times before the codes appeared that. the car felt like it hit a puff of wind.Subaru Mechanic: Mike V. Ok, a start by checking the oil level.If the car is low on oil you can sometimes get this code because the timing advance solenoids use oil pressure to advance the timing. If the oil is full, then the solenoid itself may be the culprit.I have had to change a few of these. Start with the oil level check and let me know!

Labor: 1.0. The cost to diagnose the C0057 Subaru 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.Read on to find out what code P0026 is all about. Learn about its possible causes and common symptoms with this informative guide. ... For example, the known fixes for a code P0026 in a Volvo may not be helpful in troubleshooting a Subaru P0026 code. ... P0028 Code: Intake Valve Control Solenoid Circuit Range/ Performance (Bank 2) P0076 Code ...3 posts · Joined 2014. #5 · Feb 7, 2014. P0028 Intake Valve Control Range/Performance (Bank 2) This code popped up on my 2008 with 110k on the clock. I tried to follow various links to come up with a repair, no luck so far. When the code first showed, I found the oil level to be slightly low, (4500 miles on the last oil change).There are several possible causes for Subaru code P0026. It can be triggered by a faulty or clogged oil control valve, issues with the timing chain or belt, problems with the camshaft position sensor, or electrical malfunctions in the VVT system. Regular maintenance neglect or low oil levels can also contribute to this code.Control Valve Solenoid code p0028 i have 2007 impreza 2.5i wagon. Intake Valve control Solenoid circuit Range - Answered by a verified Subaru Mechanic We use cookies to give you the best possible experience on our website.

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Search this forum; there's quite a few posts about P0028 and the corresponding code P0026 for the variable valve lift mechanism on Bank 1. Sometimes it's due to oil supply issues, such as mentioned in the above-linked site. Other times it could be the variable valve lift solenoid. But yet another cause could be the oil pressure sensor switch ...The codes are P0026, P0028, and P0302. The car will not turn over. The voltage on the battery is good. Mechanic's Assistant: Is the power loss consistent, or does it fluctuate? As I said the car will not turn over. I will not start at the moment ... My Subaru Outback comes with codes P0028 and P0026. If I clear it it will run for a day or two ...How to fix Subaru P0028 "Intake Valve Control Solenoid" Code - YouTube. Matt Leitholt. 858 subscribers. Subscribed. 359. 160K views 9 years ago. Follow same steps for P0026, but the plugs are...FansEdge coupons save you 65% during March 2023 summer sale. Use our Fansedge coupons and promo codes to save an average of $65% OFF. Free US shipping on order.. PCWorld’s coupon s...

What the P0021 code means. P0021 is the OBD-II generic code indicating that the Engine Control Module (ECM) has determined that the bank 2 intake camshaft is more advanced than what the ECM has commanded it to be. This over advanced condition could be during advancing, or retarding of the camshaft timing.My Subaru Outback comes with codes P0028 and P0026. If I clear it it will run for a day or two but comes back again.Oil and filter changed two days back ran okay for a day about 70 miles. ... So the heads were reserficed and new rimming belts installed.immediately after Getting the car back p0026 and p0028 codes ...disconnect the battery for about 5 minutes will clear all codes. How to troubleshoot if the oil pressure switch next to the variable valve lift solenoid is causing the p0026 code. P0026 refers to the passenger side pressure switch or vvl solenoid. P0028 refers to the driver side pressure switch or vvl solenoid.Newer Generations of Subaru discussion ; 1990 to Present Legacy, Impreza, Outback, Forester, Baja, WRX&WrxSTI, SVX ; 2008 Outback low idle stalls 2008 Outback low idle stalls. p0028; ... Two weeks later the car died at idle in drive on an incline and threw code p0028. Car started idling rough at a stop or when in reverse at very low speed.Oil level and leaks around the variable valve lift solenoids or pressure sensor switches have been seen before as causes of the P0028 code, as has been noted …2007 Subaru Outback AWD 4 Cylinders 6 2.5L FI SOHC VIN: ***** engine dtc p0028 left variable timing solenoid replaced oil is ok code still coming back after step hard o accelerator any one … read more1610 posts · Joined 2017. #15 · Nov 28, 2017. The P0021 and P0020 codes, on these engines, is usually from a lazy or tired OCV for the AVCS system. Sometimes, it can come from clogged banjo bolt filters or jammed cam phasers from a spun bearing repair.A P0028 code is moderately serious. However, if the issue is left uninspected for too long, the seriousness of the problem can escalate. A faulty intake valve messes up the timing of the entire variable valve timing system, which is a crucial part of your engine. ... Source: former Subaru master tech and '08 Impreza owner.P0028 is a diagnostic trouble code (DTC) for "Intake Valve Control Solenoid Circuit Range/Performance (Bank 2)". 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 ...

This 2008 Subaru Outback with the spunky H6 engine has been having some sluggish performance problems. Check Engine light is on with VVT timing codes P0011, ...

P0028 is a diagnostic trouble code (DTC) for "Intake Valve Control Solenoid Circuit Range/Performance (Bank 2)". 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 ...Trouble code P0026 ('06-'08) ... (bank #2 would be P0028) -- this valve operates under oil pressure. Regards, paul... 10 Forester X Prem AT, 07 Boxster S, 03 MB E320. Save Share. Like. pulser Discussion starter ... We're the best Subaru Forester Owners Forum to talk about the best years of the Subaru Forester, modifications and reliability ...Hi, My wife's 2008 Subaru Outback, 2.5 liter motor, has a check engine light on at 60,000 miles. it has a P0028 code. I checked the engine oil and it on the money and clean since it was recently replaced. My questions are; Where exactly is the "Intake Control Solenoid " located. Please include a picture on motor.2007 Outback 2.5L no acceleration power code p0032. The car starts up fine, idles ok a little rough and once it's warm it's hard to get it to move at all. I get P0032 code, I've replaced the 2 o2 sensors. I cleaned the injectors and put new rings on them. Before I replaced the o2 sensors, bank 1 showed no movement on the dashboard of my odb II ...Code P0028 for Bank 2 (left/driver side), and the related P0026 for Bank 1 (passenger side) are covered in a good number of posts here, e.g., see the threads in Search results for query: P0028, and, Search results for query: P0026. P0028 and P0026 relate to the AVLS (Active Valve Lift System), aka VVL, rather than the VVT, which is "variable valve timing".#Google, #Yahoo!, #Amazon, #Bing, #Ask.com, #DuckDuckGo, #Yandex, #AOL, #Ecosia, #Baidu2005 - 2012 Subaru trouble code P0026 Intake Valve Control Solenoid Ci...To diagnose the P0021 Subaru 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.LCA Codes P0026 Oil Solenoid Valve and Code P0420 Catalytic Converter below threshold. ... I can call Subaru tomorrow to see if they have any info on what they did during diagnosis, so let me know what to ask about. ... I'd put low system pressure near the end of my diag path as usually low system pressure results in a P0028 AND P0026 (both ...The P0028 code indicates a problem with the intake valve control solenoid circuit range/performance bank 2. Possible causes of the code include a faulty solenoid, wiring issues, or dirty engine oil. Symptoms of the P0028 code include poor fuel efficiency, rough idling, and a stalling engine. Steps to diagnose and fix the P0028 code include ...

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For part numbers and MSR prices, use OEM Subaru Parts Online - Subaru of America ... P0026, P0028 code assistance How to troubleshoot if the oil pressure switch next to the variable valve lift solenoid is causing the P0026 Code. P0026 REFERS TO THE PASSENGER SIDE PRESSURE SWITCH OR VVL SOLENOID.2007 subaru tribeca p0026/p0028 code present Mechanic's Assistant: Im sorry to hear that youre experiencing trouble with your 2007 Subaru Tribeca and the P0026/P0028 codes, but our Subaru Mechanic will be able to assist you with this issue.However everything tested fine electrically and we found that this engine was very low on oil. Once we added oil, these codes did not return. Engine Performance Diagnostics chapters 2 and 3. check engine light (P0028, P0082 codes) poor performance. added 2-3 quarts of oil to the crankcase. how to identify oil switching solenoid valve circuit ...My subaru threw the following codes today in this order: P0028 Intake Valve Control Range/Performance (Bank 2) P0700 Transmission Control System (MIL Request) P0026 Intake Valve Control Range/Performance (Bank 1) P1718 CAN communication circuit for automatic transmission. P0700 Transmission Control System (MIL Request)We've got an exclusive Square promo code for hardware. Use code PTMSquare for 20% off your first hardware purchase. For new customers only. Part-Time Money® Make extra money in you...Jan 21, 2016 · In this video we discuss a common Subaru fault code associated with variable valve lift systems on the 2.5L engines. This code is common across 2006-2011 Sub... If so, this is the worst investment of a lifetime. I won't ever buy Subaru again or recommend to anyone!!! Posted on Oct 21, 2009. Anonymous. SOURCE: check engine light on, traction. there is a lot of questions here so i will start with the codes P0028 & P0026 both are verable valve timing codes first we should talk about how this system works ...I have a 2006 Subaru B9 Tribeca 3.0 with the following codes. P0011, P0021, P0028, P0026, P0016, ... code p0026 2007 subaru impreza,did all the checks to find trouble,took oil pressure switch out cranked engine over -no oil pressure , suggestions? ...To diagnose the B0028 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.p0028 can be due to an oil pressure/flow issue to the valves, perhaps a bit of sludge in the system, or a bad oil pressure switch + soleniod (there is one set on each side of the engine; p0026 is the passenger side, p0028 is the drivers side). I got this code when my oil pressure switch went bad and had started to seep oil on the side of the ...I have a 2011 Subaru Outback 2.5l 4 cyl 6 speed manual and am getting the p0028 engine code. I did some reading and watched some YouTube and tried some things..... Checked oil level and it was fine. Cleared the code and it came right back. Cleaned the electrical connections on the sensor with contact cleaner and reattached. ….

04/19/2024. If you're dealing with a P0028 code, fixing the intake valve control solenoid circuit malfunction is crucial. Start by checking wiring and connectors for damage or corrosion. Inspect the intake valve control solenoid for faults, like wear or looseness. Test its functionality with a multimeter to guarantee proper operation.Couple of things wrong. I own a 2011 Subaru impreza outback sport and it's throwing a p0028 and p0026. Not sure how to figure out if it's oil pressure the switch or solenoid. Also before it was throwing these codes it was going through a quart of oil every 2 weeks or so. … read more2008 IMPREZA CODE P0420, I HAVE ALREADY REPLACED OXY SENSORS 1 AND 2. STILL GETTING FUALT CODE ON CRUISE. - Answered by a verified Subaru Mechanic. We use cookies to give you the best possible experience on our website. ... I have a 2009 Subaru Impreza. I had a P0028 and a P0420 code come up. I get my oil changed every 5000k.P0302, P0304 (Misfire codes)C0074 (Brake Fluid Pressure Failure), C0071 (Steering Angle Failure) Was able to clear codes for misfire codes. Was not able to clear brake and steering codes (Current Failure). Checked all fuses and all checked out good. Recommend replace ABS module and perform brake fluid exchange.Aug 7, 2023 · ('06-'08) - 2007 - Help with code P0026 please... Hello all, New member chimming in for the first time! I have been reading and learning from this forum for a couple days now, and really appreciate all the info it provides. P0028 Intake Valve Solenoid Code. ... A forum community dedicated to Subaru Impreza GC8 and RS owners and enthusiasts. Come join the discussion about performance, modifications, troubleshooting, turbo upgrades, maintenance, and more! Show Less . Full Forum Listing.How to Read Diagnostic Trouble Codes on 2005 thru 2009 Subaru Legacy and Outback The 2005 thru 2009 model year Legacy and Outback can display Diagnostic Trouble Codes (DTCs) directly on the dashboard. ... The P0028 relates to the variable intake valve lift on on Bank 2, i.e, the left side of the engine (driver side in LHD cars). (It's called ...P0028 is the part analyzer said i need ... engine light is on, cruise light blinking but not operational, in my 2006 subaru forester that is the code for control solenoid range/performance bank 2In regards ***** ***** 2006 Subaru B9 Tribeca 3.0 Liter. Have a check engine light and these codes are the reasoning. The codes are P0011, P0021, P0028, P0026, P0016, P0018. The cruise control and tra … read more P0028 code subaru, P0028 code after oil change. Hello everyone, hoping you can provide some guidance. I have a 2010 Forester (about 130,000 miles). Last week I went in for an oil change (they also replaced the cabin air filter). For about a week everything was running fine. Yesterday morning I was driving to work and the CEL light and traction control light came on., Just picked this up a week or so ago and got a p0028 code today. Gonna get home and check the switches but is the common thing the oil pressure switch or the vvt? Would it be fine to drive home about 25 mins? ... /r/WRX is a place for Subaru fanatics to show off their rides, discuss modifications, mechanical issues, industry news, and more., Here are the most common causes of P0128: Thermostat Stuck Open - Far and away, the most typical cause for the P0128 code is a thermostat that is stuck open. When a thermostat is stuck open, it allows coolant to flow through the engine at all times. When this happens, the engine is "over-cooled" and never reaches the proper operating ..., Pehoffer Discussion starter. 9 posts · Joined 2022. #1 · Mar 14, 2022. My 2005 legacy outback h6 started throwing p0026. A week later it also gave p0028. I replaced the oil pressure switch. Then I also got p0011 and p0021. I just changed the oil and filter., In regards ***** ***** 2006 Subaru B9 Tribeca 3.0 Liter. Have a check engine light and these codes are the reasoning. The codes are P0011, … read more. Mike V. Subaru Technician. Subaru and Nissan factory t... 39,476 satisfied customers. P0028 diagnosis on Check engine light., CEL popped up during a 4.5 hour highway trip. Read code as a P0303 (misfire cylinder 3). I cleared the code to reset the CEL and to see if the same code re-appeared again. Approximately .400 miles later it did re-appear along with a P0304 (misfire cylinder 4). I do feel a shutter at around 1800 RPM particularly while decelerating under light load., P0028. P0028 OBD Code Definition: P0028 Intake Valve Control Solenoid Circuit Range/Performance Bank 2. P0028 OBD Code Description:, Subaru manufactures its cars in two factories, one located in Japan and the other in the United States. Only the Impreza, Legacy sedan, Tribeca, and Outback are produced in the Uni..., 04/19/2024. If you're dealing with a P0028 code, fixing the intake valve control solenoid circuit malfunction is crucial. Start by checking wiring and connectors for damage or corrosion. Inspect the intake valve control solenoid for faults, like wear or looseness. Test its functionality with a multimeter to guarantee proper operation., I had CEL code P0028. This is the same fault as P0026 except P0026 is a fault with the passenger side Variable Valve Timing system and P0028 is for the driver side Variable Valve Timing system. For me, replacing the oil pressure switch ($13 at local auto part chain) fixed the problem., Posted by u/MTC1505 - 3 votes and 2 comments, OBD II Trouble Code related to P0028. P0026 Intake Valve Control Solenoid Circuit Range/Performance Bank 1; P0027 Exhaust Valve Control Solenoid Circuit Range/Performance Bank 1, Need to know code p0028 is making. Check engine. Light stay on and engine will not idle. code p 0028 refers to intake valve control solenoid circuit , bank 2 ---range performance problem===causes--wiring ---intake valve control solenoid. this solenoid controls the advance / retard of the valve timing for the inlet valve camshaft and will ..., Also, there were some reports of this code, or P0028, which is for the same thing but on the left side, occurring after the WVU31 reprogramming recall was done, although as far as I can recall there hasn't been any direct connection established. Search the forum for P0026 and P0028 -- there's more info in the threads., 2010 Forester throwing codes P0028 OSV solenoid malfunction, 64 engine sensor failure, C0057 ECM control system and - Answered by a verified Subaru Mechanic. We use cookies to give you the best possible experience on our website., Subaru Legacy 2.5I: 2011 Subaru Legacy 2.5i ; 45k miCEL 2011 Subaru Legacy 2.5i ; 45k mi CEL Solid, ABS Solid, Cruise flashing, Brake flashing. Codes returned - P0026 (Powertrain) and P0028 (Powertrain) Online research has led to concerns about oil pressur …, I got a P0028 code - when checked after the check engine light came on after I picked it up from body shop. Subaru - Answered by a verified Subaru Mechanic. ... I have a subaru impreza 2007 , i have the code p0028, i already change the variable valve solenoid on bank 2 , ..., I had the p0026 (p0028 actually) after a head gasket job on my old 2010 Legacy 2.5. I had sent the heads in without removing the 4 bolts that hold the VVL assembly to the head. The machinist threw the heads in the wash, milled them and washed them again and returned them. Buttoned it all back up and bang--p0028., 07 OBW p0028 &p0082. I have a 2007 Subaru outback with the 2.5 sohc 5 speed. Just put in a rebuilt 2.5 and now having issue with throwing CEL with the p0028 and p0082 codes. Both codes are for the variable valve solenoid on bank 2 (driver's side). I have ohmed the solenoid and got around 9 ohms., The CEL code (P0037) sets every time the car is started, although it only sets the light every second start. ... Hop over to Subaru Technical Information System - Welcome, click on On-line Reference, fill in the publication type (Service Manual Full) and the rest of the car description and click search. All the volumes, sub-volumes, sections ..., Engine-Codes - Subaru - P0117 Subaru. P0117 Subaru Code - Engine Coolant Temperature Circuit Low Input. - Code Popularity: 33,015 Views. - Repair Importance Level: 3/3. - Repair Difficulty Level: 2/3. Table of contents. Created and updated by William Orellana on Aug 02, 2020. Possible Causes., Engine-Codes - Subaru - P0117 Subaru. P0117 Subaru Code - Engine Coolant Temperature Circuit Low Input. - Code Popularity: 33,015 Views. - Repair Importance Level: 3/3. - Repair Difficulty Level: 2/3. Table of contents. Created and updated by William Orellana on Aug 02, 2020. Possible Causes., Apr 4, 2019 · The CVVT controller regulates the intake camshaft angle using oil pressure through the OCV. As result, the relative position between the camshaft and the crankshaft becomes optimal, and the engine torque improves, fuel economy improves, exhaust emissions decrease under overall driving conditions. P0026 Subaru Code - Intake Valve Control ... , Hello everyone! Received this p0028 code on my 08 ll bean forester last weekend when going up to the mountain. Didn’t notice any issue running until I had to climb a pretty steep hill and rpms went over …, Search Subaru Legacy Codes. Do you know the fault code already? Enter it in the box below and hit "Search Codes". Search Codes. Subaru Legacy Recalls. ... P0028. Intake Valve Control Solenoid Circuit Range/Performance (Bank 2) Learn More. 6/10 P0026., Read on to find out what code P0026 is all about. Learn about its possible causes and common symptoms with this informative guide. ... For example, the known fixes for a code P0026 in a Volvo may not be helpful in troubleshooting a Subaru P0026 code. ... P0028 Code: Intake Valve Control Solenoid Circuit Range/ Performance (Bank 2) P0076 Code ..., Lanauear Discussion starter. 38 posts · Joined 2018. #1 · Jan 11, 2018. So my new to me 2008 Outback H6 decided to bless me with a very unfamiliar code P0068. I pulled the code from the dash (EGI fail Code P0068) along with TCU fail code P, ABS Fail code C0071 and ABS Fail code P0045. The car runs fine and no change in drivability., 2008 IMPREZA CODE P0420, I HAVE ALREADY REPLACED OXY SENSORS 1 AND 2. STILL GETTING FUALT CODE ON CRUISE. - Answered by a verified Subaru Mechanic. We use cookies to give you the best possible experience on our website. ... I have a 2009 Subaru Impreza. I had a P0028 and a P0420 code come up. I get my oil changed every 5000k., En este video les muestro que ocaciona el codigo P0028 y P0026 en un 2005-2011 Subaru Impreza.Este canal es básicamente basado en reparaciones de autos ya se..., Learn more about the most common OBD P-Codes from the experts at Colonial Subaru. At Colonial Subaru, we're often asked about the most common Onboard Diagnostics Problem Codes, or OBD P-Codes for short, and what they mean for Subaru maintenance and repairs. ... P0028: Variable valve lift for the intake valves for bank 2 will not engage; P0456 ..., Note: This code may also be associated with codes P0078, P0079 or P0080 - if any of these codes exist, fix the solenoid problem before proceeding with diagnosing the circuit range/performance issue. This code is similar to codes P0026, P0029, and P0028. Symptoms. Symptoms of a P0029 DTC may include: MIL (Malfunction Indicator Lamp) illumination, Intermittent-ish P0028 code. How worried should I be? Backstory: I had the airbag and WVU-31 ECM reflash/recall performed on the car several months ago in June 2016. Then, 2 weeks ago (end-of-September) I had some axle issues so I had a Left-Front axle replaced at the same time as an oil change at the dealer (typically don't go to a dealer, but ..., P0420 is benign or simply and artifact of the poor running engine. definitely ignore that for now, you can drive a car for 100,000 miles with that code, no big deal. oil loss and P0026/P0028 could be serious issues - you may have oiling issues which can essentially render an engine useless very quickly. i would look into this quick.