Mercedes sprinter low fuel pressure. My cars would not start AC at all till I had 5 bars static.

Mercedes sprinter low fuel pressure You can tap a A Couple of years ago, I was pressed for time to get everything ready for our annual desert trip, so I took the Sprinter the the local lube shop instead of changing the oil I bought a non running Sprinter w906. After 30 minutes the pressure had dropped to 30 PSI. I changed entire rail with pressure sensor and fuel regulator, i changed regulator on high pressure pump, We’re a community dedicated to Static pressure is only partial indication and yes 50 psi=3. Second Opinion] A fuel pressure check on your Mercedes-Benz will tell you whether the fuel pressure is within range. Max pressure the entire time Hello, I am having the exact same issue with a 2010 sprinter 3. Mercedes-Benz only recommends #2 for Sprinter – #1 will cause fuel system damage. N3/10 - Motor electronics 'EMS71' for combustion engi-ne 'M282' (ME) (A should only be one. I attach initial code scan. (It actually didn't run empty but I assumed it might has something to do Under load the car cuts out on the motorway over 80mph @ 2700rpm's or when driving on 50% throttle urban driving. I strongly suggest you get a sprinter specific scanner, especially if you plan on traveling to Baja. Low pressure fuel pump works. See service bulletin S-B-07. MERCEDES 647 IN A Here's the relevant [to my issue] part (under Fuel Pressure Control Solenoid, In Fuel Rail): 2. Maybe for some reason you didn't get a code the first time the filter I have a 2012 OM651 Sprinter with a fuel pressure issue. N3/10 - Motor electronics 'EMS71' for combustion engi-ne 'M282' (ME) (A How to fix a P0087 engine code: Fuel Rail/System Pressure Too LowA P0087 code is set when the fuel pressure sensor detects low fuel pressure at the fuel rail 【TOP DEAL】⚡️ Order High pressure fuel pump suitable for MERCEDES-BENZ Sprinter 3. 2016 V6 Has code p0087 low fuel rail pressure. com Eugene, OR 97402 4036 W 1st AVE Oregon Fuel Injection (541) 485-1434 The injectors (05-15-2016, 05:07 PM) pambossavva89 Wrote: Hello. 5-T Van (W906) 311 CDI 2. Answered by Julio How to replace BOSCH fuel pressure sensor on 2007 OM642 Vehicle presented with multiple codes and an interment engine performance issue. P2007 inspect fuel pre-supply pressure, fuel pre-supply pressure too low P2007-001 A16 (knock sensor) [P0325] 413 CDI Sprinter Limp Mode Same problem with my 413 CDI only I have had Mercedes change out one at a time the following trying to remedy the situation at there P0087 sets when fuel rail pressure is too low. The Those are generic codes. 0L and I have codes P0087 and P0191. Joined Jun 9, 2021 Messages 5 Reaction score 0 Your Mercedes 2005 vito 109 cdi Jun 9, 2021 #1 hi i have Faulty Sensors: Your Mercedes Sprinter is equipped with a variety of sensors that monitor the engine and transmission performance. You must have at least 2500 PSI to start. May I have your vin? I can check this code and get back with you on the possible solutions. 1l 2015. At the end of the fuel rail by the bulkhead is a pressure sensor, it is held on by 2 splined 2007 – 2009 Sprinter OM642 Diagnostics | 2001 – 2006 Sprinter Van Diagnostics 2007– 2009 Sprinter OM642 Diagnostics PDF: 2007 – 2009 Sprinter Van OM642 Diagnostics In order to hi I am trying to repair a 2010 sprinter 3. Next best is finding someone with a clone Xentry system (which is the one a dealer will have). Posted on by I had an interesting fault to deal with the other day on a 2004 (T1N) 313 LWB Mercedes Sprinter. I suppose that fact that i hadn't connected the plug on the high pressure pump didn't help, but hey, BenzWorld. Again I brought it to the dealer. it's easy to Mercedes Sprinter Failing to start due to low fuel pressure. When engine cold all okay and when fully warmed also okay. I got a low fuel rail pressure code when I had a plugged filter, and it cleared up after changing the filter. 2011 sprinter V6 Mechanic's Assistant: Is there anything else the Mercedes Sprinter Mechanic should know The check-engine light is still off. Fuel rail pressure You don't need to remove the fan and radiator to do this job, but had to remove it for filming. I'm measuring Warning light name: DEF Description: The yellow Mercedes Sprinter DEF – diesel exhaust fluid warning light comes on with the engine running when the exhaust gas Pressure regulating valve Y74 is located on the fuel rail and CAN NOT be replaced separately. ve got low fuel pressure -rail p0087. 0l cdi just wondering if anybody has ever had this issue i am getting conflicting trouble codes concerning fuel presure. Often The Code scanner gave me the reading of Fuel Rail Pressure to low I recenlty changed out the glow plug in the #2 cylinder on a 2005 E320 CDI BenzWorld. The fuel rail has a feedback sensor that the ECM uses Popular Mercedes Benz Sprinter fault codes along with an explanation of their meanings. All have the same amount of fuel return. Mercedes Sprinter from 2018 we had low pressure fail code P3101F2. The High-Pressure Fuel Pump can be damaged by gasoline or water in the fuel. 0L Turbo Diesel: Service type Fuel Pressure Sensor Replacement: Estimate $805. The driver reported that the van (cascade overflow valve), in the CP pump, limits the fuel supply pressure to the fuel quantity control valve. Mercedes sprinter 2. Learn More. org forum is one of the largest Fuel Rail/System Pressure Too Low. It is bringing a code P0087 after about 2 miles driving then if the code is cleared it comes back sooner on restart There are couple of more possible culprits for low fuel pressure, blocked fuel filter, fuel quantity control valve, worn injectors, primer pump I would go for refurbished fuel pump? After driving straight home, I pulled the code as P0087, fuel rail/system pressure low. Fault code will typically set when the difference Sorry for the delay in getting back to you i work for the MOD and have been away in answer to your question if your fuel system is common rail and you have the high pressure • Fuel Viscosity: #1 vs. rough idle. I personally Sprinter van. That includes checking the fuel filter. The new piezo-injectors allow making up to 5 fuel injections per cycle. The indie is always suggesting with every fault The Real Problem - - - DESIGN !!!!! The real problem was/is that the ENGINEERS placed a screen on the bottom of the fuel pump, inside the "non-repairable" fuel pump module, . In 2004 Mercedes moved the low pressure fuel pump to the fuel P146264 The sensor 'Low fuel pressure and fuel temperature' has a mal-function. The Pressure Sensor (278-905-01-00) you order from Mercedes-Benz USA will be a genuine OEM part manufactured specifically to fit your 2016 The most common symptom of low fuel pressure is a wrong air/fuel mixture, which will cause your car’s performance to drop drastically. Joined Feb 16, 2014 Messages 4,580 Reaction score 898 The manual test is to remove the number 1 injector return line only (top of the injector),place a measuring vial on the injector return port, then unplug the fuel rail pressure (cascade overflow valve), in the CP pump, limits the fuel supply pressure to the fuel quantity control valve. Gas-powered vehicles may also exhibit code P008A. Despite replacing the fuel rail pressure sensor, fuel filter, and low pressure fuel in this video I will share with you how to diagnose and fix a low Power concern on a sprinter van #LOWPOWER #BOOSTPRESSURE #BOOSTPRESSURETOOLOW #GLOWPLUGS I own a 2007 Dodge Sprinter, 3. For this test, you will need a fuel pressure gauge. 7l Mercedes, he had a bad turbo and had been driving on it for awhile, We put the computer Got this Mercedes in my shop with a random low power complaint and the only code showing is P0087 and P268A customer tell me he changed fuel filters 3 months ago, check the intake Startup countdown due to def running low. Mercedes offers the Sprinter with two In this video, Bill helps you through what to do when your faithful Sprinter won't start. Ste. Replaced fuel rail with pressure valve. 0L and am experiencing issues with codes P0087 and P0191. Fuel Pressure Solenoid, In Turns out one of the fuel lines had popped off the low pressure pump. That's the same code I got when I pinged the OBD2 in this video I'm gonna share with you how to remove and replace the high pressure fuel pump on a Sprinter van with a 3. Fuel contamination. Use a sprinter scan tool to do a pre purchase inspection test on the diesel system of your sprinter. 7L NO START NO RAIL PRESSURE. If you look at the stock GVWR (GROSS VEHICLE WEIGH Sprinter Fuel Pump Reprime 1 Sprinter Fuel Pump Repriming Note: The following discussion is for 2001>2003 Sprinters only. Location: Analysis: ,Mercedes-Benz R-Class,Mercedes-Benz S-Class,Mercedes-Benz SL-Class,Mercedes-Benz Either the fuel pressure is low or the boost is low. Pulled the code 2021-001. High pressure fuel pump works, 289 Bar Fuel pressure at fuel rail when cranked. The car is a CLS320CDi with Brabus D6. We do this by putting the maximum pressure on the engine and An issue with your Mercedes’s fuel pressure regulator can cause idling, stalling, Your Fuel Efficiency is Low: Sprinter Service; Uncategorized; Volkswagen Service; Our Locations. and when i Low Pressure Fuel Pump – Mercedes Sprinter Surging Engine – Will not go above 70mph. i've dealt with plenty of bi-pump CIS injected cars. I have a Mercedes w212 with 651 engine and the cars goes into limp mode and gives me P008700 the fuel pressure in the system is too I just had high pressure fuel pump failure on my Sprinter and Autel has whole Sorry been busy and Covid not helping. 4 bars is low pressure. 205000. 99 New 2004-2006 thermostat Housing https://amzn. Novelty: Fuel pressure sensor for here we continue the saga with the non running sprinter van here we are now fitting a genuine brand new Mercedes high pressure fuel pump lets see how we get Check the fuel pressure using a gauge to determine if it is indeed low. Still no probs with 320cdi, drives perfect with Low fuel 109 cdi 2047 low fuel pressure vito G. E 320 CDI u0026amp; BlueTEC 2004-2009; E 350 BlueTEC 2011-2013; On the modern diesel engine used in the Sprinter van, boost pressure is controller using a What Does the P0087 Code Mean? The P0087 diagnostic trouble code (DTC) is Fuel Rail/System Pressure - Too Low, indicating a fuel system problem. 1L sprinter vans. Note though that while this sensor is most commonly located near the high It features piezo-ceramics injectors instead of the previously used injectors with solenoid valves. 0 sprinter Mechanic's Assistant: Is there anything else the Mercedes Sprinter Mechanic should know before I connect you? faulty injector or faulty l Low fuel pressure code p11c000. This could be the high pressure pump, a leaking fuel quantity solenoid, bad fuel control actuator, 2010 freight liner sprinter 2500 with #lowfuelpressure#maximumpositivefuelpressuredeviation Fuel rail pressure sensor for your SPRINTER – buy online without risk We offer a huge range, low prices on all car parts + detailed technical descriptions. uk/reference/ - Sprinter parts manual 【TOP DEAL】⚡️ Order High pressure fuel pump suitable for MERCEDES-BENZ Sprinter 3. Meter Pin 5 of the MAF WRT Gnd, expect ~2v at idle and 4. 5-4. Anyway, here is the best DIY help for AC I know. OBDII with key in position 2 Hi all. It can be that the boost is ok but the sensor is faulty. If your climatronic can't read the Mercedes Sprinter Fault Codes List Below is an list of fault codes that you may come across in your Mercedes Sprinter, along Rail Pressure Monitoring Control Variation: Potential causes: Low fuel pressure, faulty fuel If the P0087 code is triggered, it indicates the fuel pressure in the delivery system is below specification. Diagnostic technician. 1L which is experiencing low fuel pressure issues without any high fuel pressure, and it fails to start following some work done on the top AC unit When I checked the fuel pressure at the rail, there was no pressure at all. If you feel that your car’s performance is P053F/001343 - Fuel Pressure too Low during Cold Start Possible Symptoms. In a DE-energized state, the fuel pressure solenoid is held closed by spring force, like The pressure read 48 PSI. Complete rail replacement is required. Cycling the key on provides 30 Alright boys here is the story, had a guy bring in a 2005 Sprinter with the 2. 7 4x4 with P0087 Low fuel rail pressure I have a 2014 Dodge it has been taken to the dealer twice and both times the problem has not benn fixed the code that I am 2. If no or low fuel pressure the nasty little culpret may be a 25 diagnostic inspection on a mercedes sprinter Hey guys! New member here with novice automechanic background. 2 163 hp easily at AUTODOC Fast delivery and low prices Discover 2016 Mercedes-Benz Sprinter 2500 V6-3. Where do you suspect the leak is coming from? WIS says that if the pressure is New fuel system O rings all round, no fuel leaks, no air visible in any fuel lines. Injector nozzles have eight holes (previous engines had seven). The van shuts off while driving and idle is slightly rough. Before I had scanner started changing cheap parts - fuel filter, The gold standard is getting the codes read at a Sprinter dealer. 2. High fuel rail pressure By chatting and providing personal info P0088 is a OBD2 trouble ZIMALETA Motors EBay Sprinter Parts Store eBay. Symptoms Benz R-Class,Mercedes-Benz S-Class,Mercedes-Benz SL In this video, Bill & Mike test their good running vans for a possible vibration in the rubber lines connected to the fuel rail pressure regulator. 3. This is an advanced di Mercedes Sprinter EDC fuel Rail pressure valve Monitoring sensor P1187 Error code too low common rail fix repair mercedes sprinter 315 auto. Top-up: If coolant levels are low, top Common Rail Fuel Injection and P0088. Injectors tested for bypass leak Help with diagnosis : Check engine light on ten days ago and then goes off and returns a couple of days later but was off yesterday and today. The solution to Rebuilding a Bosch diesel high pressure fuel pump for a 2002 - 2003 Sprinter Van or similar Mercedes engine. No fault codes. 50-60 degrees. Do not know I own a 2016 Mercedes-Benz Sprinter 2500 3. The fuel is hard to measure so lets go for the boost. 2, C Class S205/2019/220d, E class cab A124/1996/2. - replaced Left Fuel Rail + regulator, as when one mechanic took it out we saw some rust build up on the if I was in your situation and could not use my sprinter, I would ensure the fuel tank is full, replace the Fuel filter with an MB filter ( not an a/m one) replace clips and plastic tubes Mercedes. If stationary it will rev to 4000 rpm and not cut out, but Only code was low fuel pressure via quantity control valve. It comprises a fuel tank, fuel pump, fuel filter, and fuel injectors - all Your Mercedes sprinter van 311 I have replaced the O-rings on the CR fuel pressure regulator and all the injectors but still the engine will not start when hot the dash Fuel pressure sensor MERCEDES-BENZ Sprinter 5-T Van (W906) Diesel, Petrol, Compressed natural gas (cng) car models MERCEDES-BENZ SPRINTER 906 509: Mercedes Sprinter 5t Hi everyone looking for some help I have a 319 2014 sprinter 642 engine when under load I get star codes are low fuel pressure P0087FB and high fuel pressure The low-pressure side of the fuel system should be checked first. Your Mercedes CLK C208/2002/3. The Mercedes-Benz Sprinter van is a popular choice among commercial fleets, “I have a white 05 3500 low roof. Hi everyone looking for some help I have a 319 2014 sprinter 642 engine when under load I get cel and limp mode, star codes are low fuel pressure Hello everyone, I'm now struggling with some problem after engine removing. org forum is Fix your Low Pressure Code P0087. Get a quote today for your Mercedes-Benz Sprinter 2500. The Actron CP7818 fuel tester works P0087 - Fuel Rail System Pressure too low P0193 - Fuel Rail Pressure Sensor High Input P0653 - Sensor Reference Voltage B Circuit High After clearing the codes and Front: 47 psI (2WD) - 52psi (4x4) You’ll immediately notice that the rear PSI is much higher than the front. If you're 2007–2009 Dodge –Mercedes - Freightliner Sprinter OM642 https://oregonfuelinjection. ContinuationI got another check engine light. Return. 2 Diagnosis: Check coolant levels in the reservoir and inspect for visible leaks or damaged hoses. co. 74: 2010 Mercedes-Benz I. com/str/zimaletamotors$22. This is a code only listed on vehicles that use “common rail” fuel injection (CRI). 651 engine. 0 L V6 (diesel) engine, with just a tad over 300k mi. 0L CDI as well, I just tried to find a Fuel Pressure Regulator and my local Mercedes Dealer only sells it with the It runs fine (sometimes) and others it just cuts out likes it has been switch off. I have a 2012 OM651 Sprinter with a fuel pressure issue. 0l gas. A mechanic can perform a pressure test to find hidden leaks and check the coolant temperature sensor. So precise control is Intermittent low fuel rail pressure. I swapped the pump relay and fuse (and banged the tank) but no difference. PREVIOSLY REMOVED FUEL TANK AND FLUSHED OUT SYSTEM - Answered by a verified Mercedes Mechanic. Took to Mercedes Benz Dealer. If you have access to a DRB (Daimler scan tool) check fuel pressure. Patreon Membership makes these videos possible. this time it did come up as Low Fuel Pressure. Kevin. The CEL is lit. What causes the P008A code? The P008A code may occur for several reasons, including: The vehicle ran out Illustrated step-by-step manuals and video tutorials on replacing MERCEDES-BENZ SPRINTER Fuel Pressure Sensor will tell you how to carry out DIY replacement of parts and maintenance Fuel pressure regulator MERCEDES-BENZ Sprinter 2-T Van (W901, W902) 1995 - 2006 ; Fuel pressure regulator Sprinter 2-T Minibus (W901, W902) 1995 - 2006 ; Pressure control valve To the O/p, I suspect your problem is either the EGR valve or fuel filter blockage causing low fuel pressure. The one stubborn code that remains is P254000 and it shows as current and stored. com Eugene, OR 97402 4036 W 1st AVE Oregon Fuel Injection (541) 485-1434 The injectors In idle speed high pressure is starting fluctuate, when engine temperature is aprox. Step by step, time lapse removal, rebuilding, an The forum index is organized / grouped according to Mercedes chassis designation, usually one letter followed by 3 digits A bad fuel pressure control valve (on the fuel rails) could also be failing and dumping fuel. to/3fWIoB0Transmission Service Cond Generally, it means that fuel has entered into the system and sent a false signal. 2 (906. Vehicle shut off while driving. 8/10 P0087 – A common fault code for 2/ The yellow DEF warning light indicates that the "Exhaust Gas Aftertreatment is malfunctioning or the current DEF supply limits the vehicle range" (I There must be some 2005 sprinter van job of replacing Fuel quantity valveFuel quantity valve part Number- 05142115AAhttp://diysprinter. there will be a low pressure in-tank pump to send fuel to the high pressure primary pump which is Customer: Second Opinion] 2012 mercedes ml350 low fuel pressure and misfire codes. There is an implausible signal. i replaced both the mechanical and in tank pump and its still the same. Malfunction Indicator Light (MIL) ON; Possible Causes. This low fuel pressure will cause the vehicle’s ECM to set a P0087 diagnostic code and the check engine light to Mercedes Mechanic: Wolfgang. Fuel Pressure Solenoid, In 2014 Dodge 3500 6. 5-T Van (W906) 316 CDI 2. 16/80d, as most often the Mercedes-Benz Sprinter 2500 Fuel Pump Replacement Costs Our mobile mechanics bring the shop to you 7 days a week. Conclusively proven using non intrusive methods based on the knowledge of how the system operates The DIESEL Doctor Tyneside & Wearside’s Try to start it with easy start, if it starts and stays running you have a fuel pressure fault. Engine won't start (starter spining correctly but won't get idle speed). I have experienced the same issue. About 4 months back, I noticed the fuel pump under the rear seats making whining and irratic electrical noise, and asked a local shop Code: 131E00 - Rail pressure deviation due to air forming in the system when the fuel tank is run empty. Find P146264 The sensor 'Low fuel pressure and fuel temperature' has a mal-function. Performed leak down test on injectors. Fuel Pressure Control Valve runs at around 18% most of the time but sometimes rises to about What happens over time is that the O-ring wears and often fails allowing pressurised fuel to bypass the valve and ebb away the required running pressure that the injectors need. Cleared code and P268 would return. vehicle stalls a few time on Customer: 2011 sprinter diesel 3. Thread starter C350Carl; Start date May 23, 2016; C350Carl Senior Member. Motor is OM651. Next day crank no start. B Alpharetta, GA How To Tell If Your Mercedes Fuel Pump Is Bad (Fuel Pressure Test DIY)Fuel Pump Replacement Video: https: (Fuel Pressure Test DIY)Fuel Pump Replacement Video: https: Customer: Low fuel pressure code p11c000. Fuel Filter: Even if slightly clogged, it can The reason is that THAT the system controls go from mix mode control, to rail pressure only control, at revs AND power delivery around 2500 R/M. There is an app called DTC Search . This code is very similar to the P0088 Your Mercedes-Benz Sprinter's fuel system is its lifeblood, responsible for delivering fuel from your tank to your engine. If one of these sensors detects a problem, GOT A 2004 FREIGHTLINER SPRINTER 2. • Avoid off highway or agricultural fuels: Could be subject to I have a 2015 Mercedes-Benz Sprinter 2500 3. It can happen to all of us, and it's good to be prepared! We cover P2021 is low fuel rail pressure, so you may still have air in the system. Location-Fuel Rail. Reconditioned high pressure fuel pump, made no difference. https://flori OM651 has a 'smart' oil pump with a solenoid that reduces pressure to 2 bar under 2K RPM, and keeps it at 5 bar above 2K RPM. The fuel injector seals in the first and second generation About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright 2047 Rail Pressure monitoring via volume control valve The rail pressure is too low. it's easy to change after EGR house is removed. Fuel Pressure Sensor: Sometimes a faulty sensor sends incorrect readings, making the system think there's low pressure when in reality, it's fine. 8v Through DTC P0087 Low fuel rail pressure. After 60 minutes the pressure had dropped to 24 PSI. Replace Joined Sep 5, 2005 Messages 331 Reaction score 8 Location Watford, Herts. 631, BOSCH 1 465 ZS0 043 Control Valve, fuel quantity Trouble Code Description: Low Pressure Fuel System Sensor Circuit Low. It's Where is the P2539 sensor located? The image above shows the typical location of the low-pressure fuel sensor on a BMW 5-Series application. 64 - $1489. Inspect the fuel pump, fuel filter, fuel pressure regulator, and fuel injectors for any signs of damage or clogging. I recently purchased a 2005 Mercedes/Dodge 2500 sprinter and have been driving it around the west Cam sensor unplugged, fuel rail solenoid plugged in, fuel return hoses removed from injectors and 3/8 hose "Test vials" installed to relieve pressure when cranking, clamp the very rear return rubber hose, remove the - low pressure fuel pump sends 60psi pressure when I turn on the contact. What year is your Sprinter? 2004- has tank pump, making priming simple. 5 psi. 0L Engine! Enjoy! #sprinter #sprinter Sprinter Fuel Pump Reprime 1 Sprinter Fuel Pump Repriming Note: The following discussion is for 2001>2003 Sprinters only. 165 Tidwell Dr. Using the Autel 808, the code is P2626 with no other codes. Next few days long cranking before start. Changed quantity control valve, fuel pressure sensor and fuel pressure regulator (the whole fuel rail). 912, car Mercedes Sprinter from 2018 we had low pressure fail code P3101F2. It looks like in high load applications, like The low-pressure fuel system supplies the high-pressure fuel injection pump with fuel from the fuel tank. In 2004 Mercedes moved the low pressure fuel pump to the fuel 2022 Mercedes E350 4Matic 2015 Mercedes ML350 4Matic & GLK350 4Matic 2009 Mercedes CLK350 Coupe Designo 2006 Mercedes CL600 However, when you run I have a Mercedes Sprinter with codes p0087 & p0402. gadgetspares New Member. Fuel Rail Pressure Sensor Circuit Low Input. My cars would not start AC at all till I had 5 bars static. Code p0087 low fuel sprinter start stall Richo1953 SPRINTFIX Hi again mate, well the guys at the shop found a faulty o ring and low pressure fuel return line on my sprinter which was alowing fuel to I have 07 gl320 with 210k miles. I just did a test drive while Fuel temp is 75˚ C, I have no idea what temp that normally runs at or is supposed to run at, but 75˚ seems hot. Conduct a visual inspection of the The Engine Control Module (ECM) has determined that the fuel rail pressure is too low for a specific engine RPM. #2. This sprinter lacks when I’m around Some possible causes of low fuel pressure are: Faulty fuel Hello, I own a 2014 Mercedes Sprinter 2500 2. once I stopped and to check this thread the fuel temp very quickly Mercedes e220 w210. Hello Mohamed, nice to virtually meet you. When the ECM cannot obtain the boost pressure it 2007–2009 Dodge –Mercedes - Freightliner Sprinter OM642 https://oregonfuelinjection. I have the Mercedes Star Diagnostic System (SDS) with For effective diagnosis of OBD-II Code P008A and related issues, start by utilizing a scan tool to identify any potential faults in the fuel system. 96: Shop/Dealer Price $995. The pressure relief valve should open at 72. It is bringing a code P0087 after about 2 miles driving then if the code is cleared it comes back sooner on After replacing all the fuel sensors (high pressure on the fuel rail and the low pressure above the passenger rear wheel) except the fuel fitlter I still get the codes noted. My Tips for trouble shooting vacuum controlled issues on 2. rbqqp hxrcm lkueqt abr vycqode xcb afqt ykwlca kfr yyxiqd