Spn 3251. I have a freightliner cascadia Vin 1fujglbg2dsbx2662 cumming isx serial # ***** I gor a falt code spn 321 fail 0 and then a falt code spn 3251 fail 0. With a stop engine red lite . I have to go to Cum …

Oct 1, 2020 · DEUTZ DTCodes Diagnosis- and Error codes DTCode SPN FMI Fehlerbescheibung Error description Date: 01.10.2020 Overview of all active error codes regardless of engine ...

Spn 3251. Service and Repair Manual April 2017 Deutz TCD3.6 Engine Fault Codes 68 GTH-844 Part No. 1272854 SPN = Suspect Parameter Number ASPN = Alternate Suspect Parameter Number

SPN 3251 FMI 14: DPFDP sensor pressure hoses reversed: SPN 3251 FMI 21: DPFDP excessively LOW (Sensor/circuit fault or missing DPF) SPN 3464 FMI 3: ETC short to PWR: SPN 3464 FMI 5: ETC open load/circuit: SPN 3464 FMI 8: ETC not receiving command from ECM: SPN 3471 FMI 1: Fuel Pressure 1 below desired (Low system pressure)

This document will guide the user through necessary steps to properly diagnose active SPN 3251 FMI 21. SYMPTOMS Diagnostic Trouble Codes: DTC/Light Description Status SPN 3251 FMI 21 DPFDP excessively low ANY Customer Observations or Concerns: - Check engine light - SPN 3251 FMI 21 ­ Black Smoke - Exhaust Fumes in Cab SPECIAL TOOLS / SOFTWARE Spn 102 fail 18 spn 5319 fail. 31 spn 5298 fail 17 spn 3556 fail 18 spn 3251 fail 0. Truck Vin 1fujglbg2dsbx2662 engine serial number 79561243 Cu … read more

Fault Code SPN 3719 & SPN 3251| TAT Express Live TAT Express Inc. I have the following codes active SPN-3251 2 SPN-3719 16 I had the same problem two months ... · SPN 3251 - DPF Soot Load SPN 94 - Fuel Pressure SPN 5442 - Fuel Rail Pressure Have you changed fuel filters recently, ran low on fuel, or fueled recently where you may have gotten bad fuel? With active fuel pressure faults, it may not be able to do an active regen, causing a high soot load. That's just a guess, FMI's will tell me more.FAULT CODE FMI DESCRIPTION FIRST DETECTED LAST OBSERVED TYPE SPN-1786 11 Engine Torque Limit Request - Minimum Continuous Jul 14, 9:13 PM Jul 17, 10:59 PM Constant SPN-2791 13 Engine Exhaust Gas Recirculation 1 Valve 1 Control 1 Mar 16, 10:03 AM Jul 17, 10:59 PM Constant SPN-3251 15 Aftertreatment 1 Diesel Particulate Filter Differential ...Spn 3251 fmi o says 3251-0 implausible or missing signal. spn 3251 fmi o says 3251-0 implausible or missing signal. 2015 kenworth esn 73886896 vin *****************, within 20 seconds of start up STOP ENGINE IMMEDIATELY warning comes up along with check engi …Paccar PX8 2008 ISC315 code SPN 3251-FMI0 DPF is good, serviced and tested, the pressure sensor is good, will not regenerate. Any suggestions . M. marka683 Well-Known Member. Joined Dec 1, 2015 Messages 82 Location Chicago Occupation Mechanic Sep 6, 2017 #2 B. Birken Vogt Charter Member. Joined Nov 30, 2003 Messages 4,793SPN: 3251 FMI: 0/16 Lamp: Amber SRT: Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid But Above Normal Operating Range - Moderately Severe Level. The soot load of the aftertreatment diesel particulate filter (DPF) has exceeded the recommended limits. The aftertreatment dash lamp will flash. Engine protection derate.Series 60 epa 07 has fault code spn 3251 Fmi 16 doc temp sensor too high. We have Detroit software, we are fixing it ourselves, it's in a bus. ... spn 3246 fmi 16 and spn 3719 fmi 0 and spn 520192 fmi 18Replace temp semnors and the differential pressure sensor, had exhaust sent out and baked. reinstalled it all and codes still present. ...See full list on thecampingadvisor.com

7,735 Verified Ask Your Own Medium and Heavy Trucks Question The differential pressure sensor is right on the diesel particulate filter which is in the exhaust. This will be a canister type assembly. You will see 2 tubes going into a sensor. This is the sensor that will need to be checked, Ask Your Own Medium and Heavy Trucks QuestionFault Code: 1921 | SPN: 3251 | FMI: 16 Aftertreatment 1 Diesel Particulate Filter Differential Pressure - Data Valid But Above Normal Operating Range - Moderately Severe Level 1 Check for primary fault codes 2 Restricted intake air filter 3 Plugged EGR differential pressure sensor supply ports2012 Freighliner Cascadia with fault codes. Had the driver stop in at a T/A and have it diagnosed. He came back with SPN 3251, SPN 3936, SPN 3610 and SPN 522116. I know the first 3 have to do with the … read more

10/2010 international 4400 check engine and stop engine light on active codes SPN 3936 fmi 0 SPN 3251 FMI 2 Already replaced sensor at DPF, called Delta P sensor … read more Mike Mcmillan

On this Codes SPN 3719,FMI (0) SPN 4766 (10) Thanks. Show More. Show Less. Ask Your Own Medium and Heavy Trucks Question. Share this conversation. Answered in 3 minutes by: 9/19/2020. Technician: ... Hi Andy I have a maxxforce 13 I have a 3251:4 signal out of range low a 3719:16 soot load moderate level 2/3 and a 4766:10 system efficient below ...

Using the Detroit Diesel Diagnostic Link Software to perform the 4.5 to 5 HOUR, yes I said HOUR. DOC face plug cleaning procedure. After doing the necessary ...SPN 3251/FMI 0. Description. Diesel Particulate Filter (DPF) Pressure Out of Range Very High. Monitored Parameter. Exhaust Pressure.I have a 2012 MaxxForce Dt9/10 I am getting code 2335 spn 164 fmi 1. I did everything under the valve cover o-rings, pucks, icp sensor, feed oring, injector oring, IPR valve. Still hot it wont build above 445 PSI, cold no problem it starts right up. Whats left just the high pressure pump? it builds to about 445psi no problem just wont fire ...Hello working on a 2011 international truck with a maxforce 13 engine have code spn 637 fmi 10 ,spn 5548 fmi 7,spn 51 fmi 4,spn 3464 fmi 5, truck turn of when rpm hit 1200 … read more Wayne2016 Freightliner dd15 code spn 3251. It did cut off on me. ... Last week it started showing this code SPN 1231 fmi 9 would bring stop enging light and after few seconds shut down after few minutes it would come back again and traveling 3 miles would shut down again. I checked all the fuses changed the kill switch since I realized one connector ...

Fault Code: 1921 | SPN: 3251 | FMI: 16 Aftertreatment 1 Diesel Particulate Filter Differential Pressure - Data Valid But Above Normal Operating Range - Moderately Severe Level 1 Check for primary fault codes 2 Plugged EGR differential pressure sensor supply ports 3 Restricted intake air filterSPN: 5585. FMI: 18. Circuit Description The engine control module (ECM) provides a 5 volt supply to the fuel rail pressure sensor using a dedicated sensor supply circuit. The ECM also provides a ground on the sensor return circuit. ... Spn 3251. 2012 f-650 cummins. Replaced the big filter. spn 3251 JA: What's the make/model/year of your truck ...Fault Code: 1883 PID(P): S324 SPN: 3251 FMI: 2/2. The aftertreatment diesel particulate filter differential pressure sensor is reading an erratic value. Possible reduced engine performance.The aftertreatment diesel particulate filter differential pressure sensor is mounted on the diesel particulate filter. It is a combination sensor that ...2 SPN 3251/FMI 0 – GHG14 This diagnostic is typically Diesel Particulate Filter (DPF) Pressure Out of Range Very High. Table 1. SPN 3251/FMI 0 Description DPF Pressure …SPN: XXXX FMI: XX Active OC: XXX SA: XXX. SPN: XXXX FMI: XX Previously Active OC: XXX SA: XXX. NOTE - Turning the key switch off, turning the key switch to the CRANK position, or releasing the park brake will take the gauge cluster out of the diagnostic mode. Displaying Codes on the VID (if equipped)This document will guide the user through necessary steps to properly diagnose active SPN 3251 FMI 21. SYMPTOMS Diagnostic Trouble Codes: Customer Observations or Concerns: Check engine light - SPN 3251 FMI 21 Black Smoke - Exhaust Fumes in Cab SPECIAL TOOLS / SOFTWARE Tool Description Tool Number Comments Instructionsspn 3251 fmi o says 3251-0 implausible or missing signal. 2015 kenworth esn 73886896 vin *****, within 20 seconds of start up STOP ENGINE IMMEDIATELY warning comes up along with check engi … read moreSPN 597 FMI 7Body ControllerBrake Switch stuck open or closed SID 55 FMI 2 ABS ECU Stop Lamp Switch Defective ** Cummins Engine only Customer Observations or Concerns: ŁBrake Lights Stay On •Brake Lights Not Working •ABS Light For instructions on retrieving fault codes with DLB please follow IK2600036 - Retrieving Fault Codes with DLB ...SPN 1761 FMI 19 Defil not detected on J1939 SPN 3216 FMI 19 N0xIN not detected on J1939 SPN 3226 FMI 19 NoxOUT not detected on J1939 SPN 4377 FMI 19 NH3 sensor module not detected on J1939 SPN 5246 FMI 15 SCR tamper proof instrument level 1 status SPN 5742 FMI 19 DOC/DPF ... 16 SPN: 3251 Source Address: 61 Protocol: J1939 Status: Active ...SPN: 3597 FMI: 1/18 Lamp: Amber REASON: ECU Power Output Supply Voltage 1 - Data Valid but Below Normal Operational Range - Moderately Severe Level. Low battery voltage detected by the VGT actuator. ... SPN 157 - FMI 0 (Fault Code 1911) SPN 3251 - FMI 16 (Fault Code 1921) Blog.Teknisi. Subscribe to receive free email updates:Disassemble, clean, and assemble the soot filter of the DPFor clean the soot filter if engine faults spn 3251 fmi 0, spn 3720 fmi 0, or spn 3720 fmi 16 display in the InfoCenter. Every 2 years: Flush and replace the cooling-system fluid. Replace all moving hoses. Lubrication.If you use a lower-quality tool or an electronic logging device (ELD), you will likely get an SPN, SID, and FMI fault code. Even the higher-end, dealer-level tools will display this information, but they will also show the actual OEM fault code. ... 3251: 18: Aftertreatment 1 Diesel Exhaust Fluid Property: 3382: 3058: 18: Engine Exhaust Gas ...Dec 2, 2021 · SPN-4360 16. I have these fault codes on my truck. SPN-4360 16 Aftertreatment 1 SCR Intake Temperature. SPN-3251 16 Aftertreatment 1 Diesel Particulate Filter Differential Pressure. Answered in 3 minutes by: Fault Code 3251 Aftertreatment Diesel Oxidation Catalyst Intake Temperature - Data Valid But Above Normal Operating Range - Moderately Severe Level CODES REASON EFFECT Fault Code: 3251 PID(P), SID(S): S326 SPN: 4765 FMI: 0/16 Lamp: Red SRT: Aftertreatment Diesel Oxidation Catalyst Intake Temperature - Data Valid But Above Normal Operating Range ...JustAnswerSpn 2361 fm1Engine charge air cooler outlet pressure, data valid but below normal operating range. 2013 frieghtliner - Answered by a verified Technician. ... I have a diagnostic question fir a freightliner cascadia Vin 1fujglbg2dsbx2662 with a dash falt says spn 3251 fail 16 ...SPN 3251 - DPF Soot Load SPN 94 - Fuel Pressure SPN 5442 - Fuel Rail Pressure Have you changed fuel filters recently, ran low on fuel, or fueled recently where you may have gotten bad fuel? With active fuel pressure faults, it may not be able to do an active regen, causing a high soot load. That's just a guess, FMI's will tell me more.007. Multifunction Turn Signal Switch Disagreement-Both wiper high and wiper low inputs are on. 2. 008. Multifunction Turn Signal Switch Disagreement-Wiper on/off is off and wiper high or low input is on. 2. 009. Wiper Park Input Fault. 7.

SPN FMIDESCRIPTION 520211 7 Actuator position not responding 520465 2 HVAC control head multiple motor faults DM1 520211 This Diagnostic code could be the result of any of the following conditions: Ł Incorrect HVAC control head installed Ł Blocked temperature/blend door (the actuator does not reach the position targeted by theHome / DTC TRUCKS / Cumminz / ISB6.7 CM2150 (2007-09) / Cummins ISB6.7 CM2150 (2007-09) Fault Code: 1883 PID: SID 324 SPN: 3251 FMI: 2 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor - Data Erratic, Intermittent, or Incorrect. The aftertreatment diesel particulate filter differential pressure sensor is reading an erratic value at initial key-ON or during engine operation.Spn 3251 fmi o says 3251-0 implausible or missing signal. spn 3251 fmi o says 3251-0 implausible or missing signal. 2015 kenworth esn 73886896 vin *****************, within 20 seconds of start up STOP ENGINE IMMEDIATELY warning comes up along with check engi …spn 3251 fmi o says 3251-0 implausible or missing signal. 2015 kenworth esn 73886896 vin *****, within 20 seconds of start up STOP ENGINE IMMEDIATELY warning comes up along with check engi … read moreOct 26, 2021 · I have a code spn 3251, fmi 16, fault is aftertreatment 1 particulate trap differential pressure. Fmi description is data valid but above normal opera aping range- mortally severe level. This is on a … Hello I have a 2012 Volvo vinyl 670 d13 it has 6 codes spn 5394 fmi 5, spn 3936 fmi 1, spn 5246 fmi 0, spn 173 fmi 5,spn 3245 fmi 5, spn 3251 fmi 5 what do these code mean? ...

SPN 102/FMI 18. DescriptionThis Fault Code Sets When the Intake Manifold Pressure is Lower Than Expected While The Engine is Under a Load. ... Spn 102 fail 18 spn 5319 fail. 31 spn 5298 fail 17 spn 3556 fail 18 spn 3251 fail 0. Truck Vin 1fujglbg2dsbx2662 engine serial number 79561243 Cu ...Code for spn 3609 fmi 21 DPF intake pressure drifted low - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. ... Got a Diagnostic code SPN 3251 FMI 0. it got red and yellow engine light on it. Please advise ...Engine derating only code present SPN 524285 FMI 14, EGR Cooler both new, egr new, ECT 1 & 2 Sensors New, EGT Sensor - Answered by a verified Technician. ... spn 3251 fmi o says 3251-0 implausible or missing signal. 2015 kenworth esn 73886896 vin *****, within ...118.1 SPN 3480/FMI 1. Doser Fuel Supply Pressure Abnormal. Check as follows: Show/Hide Checkboxes. ENGINE EXHAUST. To avoid injury from inhaling engine exhaust, always operate the engine in a well-ventilated area. Engine exhaust is toxic. ... SPN 3251 FMI 1 and SPM 3609 FMI 21 DPF Inlet Pressure SensorWhich sensor is this? ...This fault code sets when the DPF outlet pressure is greater than 35 kPa (5 psi) for more than 10 seconds. Table 1. SPN 3251/FMI 0 Diesel Particulate Filter (DPF) Pressure Out of Range Very High Exhaust Pressure 1200 1800 Connect DiagnosticLinkTM. Go to step 2. Turn the ignition ON (key ON, engine OFF). Go to step 3. Have a Freightliner M2 with a Cummins ISB 6.7 325 Hp with a SPN 3360 FMI 9 Fault. Took it to the Cummins Dealer and they said it was a bad key switch shorting to ground. ... Scanned truck and came up with spn 3246, spn 4364, and a spn 3251 fault codes. can you give me possible causes of these fault code a ...Fault Code: 2639 PID: S324 SPN: 3251 FMI: 0/15 LAMP: None SRT: Aftertreatment Diesel Particulate Filter Differential Pressure - Data Valid but Above Normal Operating Range - Least Severe Level. The soot load of the aftertreatment diesel particulate filter has exceeded the recommended limits.I have a 2020 freightliner m2 106 with codes SA: 0 ENGINE SPN:102 FMI:1 trying to acess the situation but need some - Answered by a verified Technician. ... SPN:3251, FMI:0 Has red stop engine light as well as yellow engine light Now says shutdown in progress. ...SQ51 is a international flight operated by Singapore Airlines. SQ51 is departing from Manchester (MAN), United Kingdom and arriving at Singapore (SIN), Singapore. …Cummins ISB4.5 CM2150 Fault Code: 1883 PID: SID 324 SPN: 3251 FMI: 2 Aftertreatment Diesel Particulate Filter Differential Pressure Sensor - Data Erratic, Intermittent, or Incorrect.DPF Outlet Pressure. Aftertreatment (AFT) Regeneration (Regen) does not run with Fault Codes present in. DPFDP/DPFOP Sensor Module. Fault Code set when ECM detects …37 523512 31. pin 16,pin 21 J1939 CAN performance J1939 performance failure occurs when the J1939 High is shorted to GND, the J1939 Low is shorted to BAT, the J1939 resistance is not equal to 60 ohms, or the J1939 Low is shorted to J1939 High.Disconnect the batteries and measure the resistance between J1939+ and J1939-.Hello I have a international maxxforce dt 9/10 year 2014 Now I have spn 3936 fmi 2 , 3251 fmi 2 and 3251 fmi 21 the two first one are healing and the last one pending and mi check engine is on , ... SPN 1209 (Engine Exhaust Gas Pressure), Data erratic, intermittent, ...SPN 3251/FMI 0, 1 or 16. The troubleshooting procedures for this SPN can be found in the Aftertreatment System Technician's Guide (7SE63), refer to Chapter "13 SPN 3251 DPF Pressure Above or Below Normal Operating Range" 12.‪Title: 101-13.pdf - SPN 3563 FMI 21 - GHG14 Subject: Ambient and Intake Manifold Pressure Difference (High Box) Keywords: GHG14, DD13, DD15, DD16, DDEC 13, SPN 3563 FMI 21SPN 3251 - DPF Soot Load SPN 94 - Fuel Pressure SPN 5442 - Fuel Rail Pressure Have you changed fuel filters recently, ran low on fuel, or fueled recently where you may have gotten bad fuel? With active fuel pressure faults, it may not be able to do an active regen, causing a high soot load. That's just a guess, FMI's will tell me more.Note: (EPA10 ONLY) If SPN 5246/FMI 0, 15 or 16 are the only fault(s) present, follow troubleshooting procedure for SPN 3361/FMI 7 (DEF Unit - Unable to clear Restriction). The 3361/FMI 7 code, is more then likely your metering unit is stopped up and needs flushed. This is pretty common issue.CODE REASON EFFECT Fault Code: 1656 PID: SPN: 1325 FMI: 31 LAMP: Amber SRT: Engine Misfire Cylinder 3 - Condition Exists. Engine misfire has been detected in cylinder number 3. ... Spn 3251. 2012 f-650 cummins. Replaced the big filter. spn 3251 JA: What's the make/model/year of your truck? Engine type?Apr 11, 2020 · spn 3251 fmi o says 3251-0 implausible or missing signal. 2015 kenworth esn 73886896 vin *****, within 20 seconds of start up STOP ENGINE IMMEDIATELY warning comes up along with check engi … read more

What Customers are Saying. Have an 2015 international Terrastar with active codes- SPN 520813 FMI 5 - Relay Driver 3 Undercurrent. And SPN 790 FMI - Answered by a verified Technician.

1134 3251 3 Abgasnachbehandlung 1 Dieselpartikelfilter (DPF) Differenzdruck Sensor - Spannung Oberhalb des Normalwertes oder Kurzschluss Zu Plus Aftertreatment 1 Diesel Particulate Filter Differential Pressure - Voltage Above Normal or Shorted To High Source 0 1135 3251 4 Abgasnachbehandlung 1 Dieselpartikelfilter (DPF) Differenzdruck Sensor

I have codes SPN 1787 FMI 11, SPN 3821 FMI 11, SPN 2791 FMI 11, SPN 412 FMI 0, and SPN 3251 FMI 15 on a 2019 PEterbilt 567 #270162. … read more. Nich1019. Cummins/Caterpillar Techni... Vocational, Technical or Tra... 6,186 satisfied customers.102 18. 65.2 SPN 102/FMI 18 - GHG14. Intake Manifold Pressure Too Low. SPN 102/FMI 18. DescriptionThis Fault Code Sets When the Intake Manifold Pressure is Lower Than Expected While The Engine is Under a LoadSPN 3251/FMI 0 - GHG14 The diagnostic procedures have been updated to check both the DOC inlet pressure sensor and the DPF outlet pressure sensor. A temperature check has been added to determine if the restriction is in the DOC or the DPF. SPN 3251/FMI 16 - GHG14 SPN 3251/FMI 0 - EPA10 SPN 3251/FMI 16 - EPA10 01 06-15 The code list I found lists the following for 3251. SPN FMI 3251 0 DPF Pressure Out of Range Very High 3251 20 DOC Inlet Pressure Sensor - Not Plausible 3251 21 DOC Inlet / Outlet Pressure Not Plausible Without the sensors connected the last two faults seem logical.SPN 3610/FMI 2 - EPA10 - GHG14 (ACM) December 2013 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0084 EPA10/ GHG14 DD Platform SPN 3610/FMI 2 - EPA10 - GHG14 Steps 4 through 13 are new. A schematic diagram is added and a diagnostics chart is included. 12 04-13SPN 3976, SPN 2000 SPN 3981 SPN 5541 And the following is inactive and we had gotten this code for the brake sensor many times over the years. SPN 597 Any help or where to start would be appreciated. Treetruck79, Jul 20, 2018. Treetruck79, Jul 20, 2018 #1 + Quote Reply. Trucking Jobs in 30 seconds.SPN 3936 FMI 18 and SPN 3251 FMI 21 those cods all related to the emissions system malfanction. In this video will show how to troublshoo the problem and res...SPN: 3251 FMI: 4 EGDP signal out-of-range LOW SA23 = Gauge Cluster SPN: 1213 FMI: 5 Malfunction Indicator Lamp Current below normal or open circuit SPN 164- Low ICP during crank is your starting issue. Could be one of the following . - Bad IPR valve , Bad HP oil pump, Dirt in the HP oil Pump inlet screen, HP oil leak under the valve cover ...

bluebeam mirrortaniks armor fragmentis booketta legitschuman's meats menu Spn 3251 riding trainer in orgrimmar [email protected] & Mobile Support 1-888-750-6057 Domestic Sales 1-800-221-2716 International Sales 1-800-241-3447 Packages 1-800-800-7105 Representatives 1-800-323-3878 Assistance 1-404-209-4188. Second Opinion] I have a 2012 Volvo with a Cummins ISX 15, the check engine light came on with a code on the dash of SPN 3936 FMI 15, I originally replaced the DPF differential pressure sensor. ... Check engine light came on ran a scan tool shows 3251 spn 15 fault code.. suck that tiger dick bitch After three OBFCTs are complete, check DTC list to determine if SPN 3719 FMI 0 dropped FMI level, or SPN 3936 FMI 0, 2 or 8 became inactive. Yes, SPN 3719 FMI 16 active: Go to Step 5. NOTE: Engine fan fault codes may become active when fan is disconnected. Yes, SPN 3719 FMI 15 active: Go to Step 6.Got 2013 MaxxForce with code spn 3251 fmi 21, wondering what I need to do to fix the issue, if it’s just sensor just replace or need take to dealer. Log in or Sign up … jeff douchetpuff madison heights deals SPN 3251 FM' 21 - Fault Overview Lamp React m 1 DIAGNOSTIC TROUBLESHOOTING PROCEDURES DPFDP excessively LOW (Sensor/circuit fault or missing DP F) Malfunction Indtator Lamp (MIL) will illuminate when this faut is detected during two consecutive drive cycbs. Associated Faults 3251 FM13and 4 (DPFDP) dirtburglars footballtenz csgo crosshair New Customers Can Take an Extra 30% off. There are a wide variety of options. CODE REASON EFFECT Fault Code: 1656 PID: SPN: 1325 FMI: 31 LAMP: Amber SRT: Engine Misfire Cylinder 3 - Condition Exists. Engine misfire has been detected in cylinder number 3. ... Spn 3251. 2012 f-650 cummins. Replaced the big filter. spn 3251 JA: What's the make/model/year of your truck? Engine type?SPN 3251/FMI 16 - EPA10. This diagnostic is typically Diesel Particulate Filter (DPF) Pressure Out of Range High. This fault code sets when the DPF outlet pressure is greater than 30 kPa (4.2 psi) for more than 10 seconds. This means that the DPF Outlet sensor is reading high due to a restriction in the exhaust or faulty sensor339.3 SPN 3251/FMI 2 - EPA10. Diesel Oxidation Catalyst (DOC) Inlet Pressure - Not Plausible. SPN 3251/FMI 2. DescriptionThis Fault Code Sets When The pressure drop between the Diesel Oxidation Catalyst (DOC) Inlet Pressure or Diesel Particulate Filter (DPF) Outlet Pressure Is Not Within an expected Value