I have a 2014 freightliner showing SPN 2003 and 6969. Daniel Wilson. Associate Degree. 7,141 satisfied customers. Freightliner m2 codes spn 191 fmi 9 and spn 84 fmi 9. Check. Freightliner m2 codes spn 191 fmi 9 and spn 84 fmi 9. Check engine and no trans comes on and truck goes into neutral and won't move forward or in. BrentR718. 2. Using DiagnosticLink ®, check for any outlet NOx sensor communication or voltage fault codes. Are any other fault codes present? a. Yes; repair those fault codes first. b. No; Go to step 3. 3. Disconnect the outlet NOx sensor electrical connector. 4. Fault Codes CUMMINS GTA38 K38 K50 QSK38 QSK50/60 CM850 (97) Fault Codes CUMMINS Signature ISX QSX15 CM570 (94) Caterpillar Electronic Technician (90) Diesel Engine Software (90) ALLISON Transmission (59) Fault Codes CUMMINS ISB ISBe QSB4.5 QSB5.9 QSB6.7 ISC QSC8.3 ISL ISLe QSL9 CM850 (CM2850) (52) …Jun 17, 2018 ... Freightliner Western Star Cascadia Coronado DD15 DEF Pressure SPN 4335.The headlights on a freightliner truck can typically be adjusted using a vertical adjustment screw. The lateral position of the headlights is typically fixed. Whenever you replace ...I have a code spn 191 fmi19 Transmission output sensor. anytime the code is active the truck won't start. changed the - Answered by a verified Technician ... Freightliner m2 codes spn 191 fmi 9 and spn 84 fmi 9. Check engine and no trans comes on and truck goes into neutral and won't move forward or in reverse.Run through these troubleshooting checks listed below in order to isolate this fault code. This is a loss of communication with your MCM. SPN 625/FMI 14 - GHG17 PT CAN: MCM System ID/MCM _ CO 1 Not Received or Stopped Arriving. SPN 625/FMI 14. Description MCM Message Not Received Or Has Stopped Arriving Monitored Parameter CAN Communication ...Sep 8, 2022 · 2016 Freightliner M2 fault code 1 SPN:5842 FM:I14. MODEL MM106042S BASE MODEL M2106. Check engine light on and keeps - Answered by a verified Technician Parameter Codes (PID) 51 - 63. 51 Position of the throttle pedal - THROTTLE POS - Throttle Pos. 52 Intercooler Temperature - INTERCLR TEMP - Intercool TEMP. 53 Synchronizer clutch - SYNCRO CLUTCH - Synchro Clutch. 54 Synchronizer Brake - SYNCRO BRAKE - Synchro Brake. 55 Position of the Control Shift Finger - SHFT FNGR POS - Shift FNGR Pos.2015 Fleetwood Discovery 40 X cummins 8.9 liter getting SPN code 3363 Aftertreatment 1 Diesel Exhaust fluid tank heater FMI=31 voltage above normal or shorted to high source 1 as well as SPN 1569 Engi ... Hey, I've got a Class A diesel pusher on a freightliner chassis with Cat engine ...I have a 2010 Freightliner Cascadia 125 . I have been getting these 3 codes: SA 71 SPN 520409 FMI 3 SA 71 SPN 520604 FMI 3 SA 71 SPN 520407 FMI 3 I know those have to do with trailer lights being shorted etc and the advertising light.... this happens with multiple trailers. Anyone else see this?TOW/TOAD. 2001 Jeep Wrangler. Fulltimer. No. Jun 29, 2022. #2 of 11. 1569 is engine torque derate so there is something else going on. Check for other codes to find out why - derate is a result of the system "protecting" the engine. More commonly its because of an emissions problem and there is no danger to the engine or anything else ...How to clear check engine code SPN 3720 FMI 15 In Freightliner Cascadia dd15 engine Def problem in Freightliner Cascadia How to deal with the one of the most...1. J1939, J1587, & J1708- This is the system under which most fault codes operate. The first number refers to the hardware like wires, etc while the second and third numbers refer to the non-tangible communication that takes place over the J1939 system. Cummins uses the J1939 system. 2.on the 2014 Freightliner I've got a bunch of codes this morning if you could tell me what they meant first one is SPN 2 659 FM 10 next one is SPN 517-657 FM 7 next one SPN 517-532 FM 13 next one's SPN 517-504 FM 14 and then SPN 517 bike ride FM 13 next one SPN 605 FM 5 next one SPN 841 fm2. Hello, my name is ***** ***** sorry to see …426.1 SPN 3720/FMI 15 - EPA07 - EPA10 - GHG14. Diesel Particulate Filter Has Reached the End of its Service Life. Replace DPF and perform the Ash Accumulator reset using DiagnosticLink® . The DPF lamp will illuminate and code 3720/15 will log when the truck reaches the appropriate mileage interval. This fault indicates that the DPF needs to be ...I'm having an issue received SPN 3226 FAIL 20 DD15 CASCADIA, took it to freightliner and they installed an awning kit. ... Just dropped off at freightliner for these very same codes, they said it needed and awaining kit. Picked it up, 100 miles drive and the same SPN 3226 FAIL 20 popped right back up. bunniecarrots, May 30, 2019.This fault code is for your NOx outlet sensor. Thoroughly inspect the wiring harness and connector pins going to your NOx outlet sensor for any type of corrosion or damage as well as any open circuits. If the wiring checks okay with 100% certainty, change the outlet sensor and see if your problem resolves.So I was replacing the coolant on my truck when CEL and Stop Engine light came on with fault code ECU 01 and Spn 111 and Fail 19 which most of you probably know if for low coolant level or bad coolant sensor. After coolant was topped up, Check Engine Light and Stop Engine Light both cleared but the dash is still showing ECU 01 Fail 19 etc ...I have a code spn 191 fmi19 Transmission output sensor. anytime the code is active the truck won’t start. changed the - Answered by a verified Technician ... Freightliner m2 codes spn 191 fmi 9 and spn 84 fmi 9. Check engine and no trans comes on and truck goes into neutral and won't move forward or in reverse.Fault Codes 1 FAULT CODE FMI DESCRIPTION FIRST DETECTED LAST OBSERVED TYPE SPN-21 4 Engine ECU Temperature (use SPN 1136) Oct 10, 5:21 PM Oct 10, 5:42 PM Intermittent SPN-6912 7 Transmission Internal Component 2 Speed Oct 10, 5:21 PM Oct 10, 5:21 PM Intermittent SPN-393235 1 Oct 10, 5:21 PM Oct 10, 5:21 PM Intermittent2019 freightliner cascadia has these codes spn 521049 FMI31, SPN521050 FMI 31 and SPN 521052 FMI 31. it has derate to about 5 mph. did … read more. I have a Freightliner 2018 VINHF6352. Codes: SPN-3216 10. Good morning, I have a Freightliner 2018 VINHF6352.3. Clear codes with DDDL 7.0 or latest version. 4. Start and bring engine up to operating temperature (over 140°F/60°C). 5. Verify operation is satisfactory and no warning lamps illuminate. If warning lamps illuminate, troubleshoot the codes. If assistance is required, call the Detroit Diesel Customer Support Center at 313-592-5800. 32.2 ...Freightliner Code SPN 2631 FMI 1. Some of the steps in the previous section will apply here but may not be in the same order as what will follow in this section. While the different fault lists may have different code numbers, often the repair is the same. In this case, check the prop valve. It needs to be installed and configured correctly for ... Technician: Daniel Wilson. SPN 639/FMI 9 -This diagnostic is typically J1939 PROP11 Message is Missing. 1. Check for multiple codes: a. If other faults are present, troubleshoot those faults first. This could be an indication to which communication line is missing. b. Western Star Freightliner 2019 SPN 521133 FM 13 FAULT CODE Discussion in 'Trucks [ Eighteen Wheelers ]' started by mike135, Jan 20, 2023. Jan 20, 2023 #1. mike135 Bobtail Member. 2 0. Jan 20, 2023 ...I have a 2014 Freightliner with dd16 engine both check engine lights or on with fault codes eec 61 ,4334 spn, fail 07 fault code tcu 3 , 70 spn , fail 14 , fault code sys 232 ,spn 1705, fail05, fault … read moreSPN 3226/FMI 20 - GHG14 November 2012 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0084 GHG14 DD Platform SPN 3226/FMI 20 - GHG14 Update for GHG14 Troubleshooting. SPN 3226/FMI 20 (ACM2.1) GHG14 11 13-12 All information subject to change without notice. 3Weekend 2 pm CST for the day. 1056 Electronic pressure control abs trailer. 639 J1939 cable, no communication. 929 Wheel sensor 3rd axle right side. 524042 radar not working. Inspect the RDF for damaged, bent, broken, or loose mounting hardware. Replace bent or broken hardware.2019 freightliner cascadia has these codes spn 521049 FMI31, SPN521050 FMI 31 and SPN 521052 FMI 31. it has derate to about 5 mph. did a regen with computer couple times its finishing it no problem but it still at drate. cleaned the dpf tank but new fluid in, changed the def sending unit. did a scr efficincy test at the end it said nox …2011 Freightliner Cascadia VIN 1FUJGEDV4BSBC6525 10 Speed. DD15 or DD13 Driver is in the middle of a run. Stopped for a rest break. Will not start back. These two codes came up: SA 49 SPN 523531 FMI 3 … read more2019 Freightliner Cascadia DD15Initial diagnostic and troubleshooting of intermittent fault code SPN 4364 FMI 17 "Nox Sensor Valid but out of normal range."N...Fault Code 1242. CODES: Fault Code: 1242. PID (P), SID (S): P091. SPN: 91. FMI: 2/2. SRT: REASON: Accelerator Pedal or Lever Position Sensor 1 and 2 - Data Erratic, Intermittent, or Incorrect. Accelerator position sensor number 1 and number 2 are reading different values.2014 freightliner M2 with cummins 6.7. Code 2003 fmi 19. Trans CAN message missing. Truck won't go into neutral to start and/or shift when it does ... Truck was running without issues until today it is setting 2 transmission codes: spn 40 fmi 5 and spn 2003 fmi 31. Any experience with this?3. Check for multiple codes. Are codes SPN 4334/FMI 3, 4, SPN 4375/FMI 3, 4, or SPN 3361/FMI 3, 4, 5 also present? a. Yes; diagnose and repair the other fault codes first. Verify repair. b. No; Go to step 4. 4. Compare the AS110: ADS DEF pressure 2 reading to the barometric pressure sensor reading. Are the readings within 5 psi of each other? a.SPN 4752 (MCM) (GHG17) - EGR Cooler Efficiency Fault Codes January 2017 Additions, Revisions, or Updates DDC-SVC-MAN-0193Publication Number / Title Platform Section Title Change GHG17 Medium Duty SPN 4752/FMI 0 - GHG17 These are new diagnostic procedures for MDEG. SPN 4752/FMI 16 - GHG17Improper Diesel Exhaust Fluid Quality Warning. SPN 3364/FMI 17. DescriptionImproper Diesel Exhaust Fluid (DEF) Quality. Monitored ParameterDEF Quality. Typical Enabling ConditionsDEF Refill event detected. Monitor SequenceNone. Execution FrequencyContinuous when enabling conditions met. Typical Duration2 hours.SS 1033995, SPN 523005 FMI 7 and 524042 FMI 19 Fault Codes Applicable Vehicles All Freightliner New Cascadia trucks. Symptoms RDF SPN 523005 FMI 7 and VRDU SPN 524042 FMI 19 Fault Codes Issue RDF mounting misaligned after front bumper repair, replacement, or front end collision. Solution Inspect the RDF for damaged, bent, broken, or loose ...Summary: 54-285 - Cracked Fuses on Powertrain Power Distribution Modules. Communication Number: FSB-54-218, Date: 2014-07-01. Category: 120000 EXTERIOR LIGHTING. Summary: FREIGHTLINER: INFORMATION ON THE OPTION OF ADDING, TO BUSINESS CLASS M2 TRUCKS, THE DAYTIME RUNNING LIGHTS (DRL), DEPENDING ON TYPE OF TRUCK.on the 2014 Freightliner I've got a bunch of codes this morning if you could tell me what they meant first one is SPN 2 659 FM 10 next one is SPN 517-657 FM 7 next one SPN 517-532 FM 13 next one's SPN 517-504 FM 14 and then SPN 517 bike ride FM 13 next one SPN 605 FM 5 next one SPN 841 fm2. Hello, my name is ***** ***** sorry to see …Jun 13, 2016 · No codes until I got to mechanic and he pulled this up. wondering what it might be . ... SPN 520371 FMI 16.pdf ... > Commercial Truck Forums > Freightliner Forum ... Freight-liner Fault Codes w/ Mercedes Engine Discussion in 'Trucks [ Eighteen Wheelers ]' started by springerj , Jun 21, 2014. Jun ... May 13, 2014 0. Mercedes OM 460 2005 5MBXH12 8DJA Freightliner Century Class S/T Engine #1 - MBE Auxiliary PWM Driver #3 128 SID 59 FMI 5 Current Low - Open Status: Active Engine #1 - MBE Auxiliary PWM Driver #4 ...I have 2017 FreightLiner Cascadia 3AKJGLDR3HSHR5887 Vehicle Attributes Engine: 6 - 14.8L 903ci DIESEL type DD15 - Submodel: 125 Body Type: Tractor Truck - Long Conventional Drive Type: 6 X 4 One Active Code DPFFilter Efficiency Too Low No Associated Parameter SPN 520349 FMI14.Good morning I have freightliner m2 with dd8. Vin - 3ALHCYD26LDKX0189. FAULTS - spn 625 fmi 9 Spn 4364 fmi 1 Spn 4364 fmi 17 BHM/CHM spn 524247 fmi 7 Replaced both nox sensors. Thank you. … read more6. Install a test CPC. Is fault code SPN 608/FMI 14 still active? a. Yes; diagnose the vehicle CAN system. Refer to Original Equipment Manufacturer (OEM) literature for wiring schematics and repair information. b. No; replace the CPC. 2 SPN 608/FMI 14 - EPA07 4 All information subject to change without notice.After connecting the adapter and loading the app, you will see a tab marked “Fault Codes”. Tap on that and you will be brought to a screen similar to this; When I click on the code in the OTR Diagnostics app it brings me to a screen with: Code status. Number of times occurred. The code number. An overview of the code gives you a brief ...Freightliner Cascadia 2012 Detroit Engine DD15 ENG 2 SPN 3464 FMI 31 Throttle CMD, any idea what that code is for?Also, truck starts great but after idling for few minutes check engine light comes on … read moreI have a fault code no trans ,spn 639 fail 7. 2012 freightliner m2 business Cummings engine. Checked the fuses. One 5amp - Answered by a verified TechnicianSS 1033988, SPN 879 or 881 FMI 6 Fault Codes Applicable Vehicles All, 2015 to 2018, Freightliner M2 trucks. Symptoms SPN 879 or 881 FMI 6 Active Fault Codes. Issue SPN 879 FMI 6 Fault Code in Service Literature described as Front Left Turn Lamp - Current above expected value, and is associated with CHM C3-N pin.On a 2017 freightliner Cascadia VIN. 3AKJGLDR8HSHF1248 I'm getting codes SPN 520372 FMI 16, SPN 521049 FMI 31, SPN 521050 FMI 31, and SPN521052 FMI 31. The DEF qualit, quantity and doser are workingpr …Freightliner Business Class M2 Fault Codes List - Bulkhead Module. Multifunction Turn Signal Switch Disagreement–Both wiper high and wiper low inputs are on. Unknown Keep Awake Fault–Modules are kept awake. Headlamp Switch Disagreement–Both park and on inputs are closed.If no fault comes up, then the problem has been solved. If you see the 520363 fault code along with the SPN 3223 FMI 7 code, then that means "Selective Catalyst Reduction Inlet NOx Sensor Circuit Failed Open.". What that stands for is that the sensor has failed completely and you need to replace it.Yes; verify that the correct MCM, CPC and/or ACM parameter list has been installed, then clear the fault codes. If faults do not become active, release the vehicle; if faults become active, Go to step 3. b. No,Gotostep3. Tum ignition OFF and wait five minutes before proceeding.2011 Freightliner Cascadia fault code spn 2631 fmi 1 followed the diag tree on this one several times code keeps returning smoke control is at 1.0000 when pulling. Unit has 449,000 miles on it pulled venturi and hot pipe to EGR cooler very sooted up my question is would a egr cooler keep making this code return.SPN - 1049 = Brake Pressure Sensing Axle 1 FMI - 3 = Voltage above normal, or shorted to high source In this instance breaking down the code may help explain what's happening …The SPN FMI fault codes work for all those brands and other ones. The fault code SPN 5488 means - Scr Line Heater #5 Circuit Failed Open; Aftertreatment 1 Diesel Exhaust Fluid Line Heater 5 State Current Below Normal Or Open Circuit; Open Load On Function "am_pwm_line_heating_5" This is the Doser to Tank DEF line.You will need to connect a code reader to see all the codes that have been set. The additional codes you may see are SPN 4335 FMI 3 & 4 and SPN 3510 FMI 3 & 4. You will need to clear those codes before fixing the original 4334 codes. The FMI 3 & 4 will correspond with the SPN 4334 FMI 3 or 4 codes, whichever is set on your ACM. SPN 4334 FMI 18Learn the building code for sistering joists and why it's important for your construction project. Follow best practices and ensure safe and reliable results. Expert Advice On Impr...Apr 18, 2023 · SPN 3719 FMI 16. This code will also be related to your soot problem. It says- Soot Level High: Diesel Particulate Filter 1 Soot Load Percent Data Valid But Above Normal Operating Range - Moderately Severe Level. The instructions to handle this code are- “When this code is detected, the operator has two minutes to execute the entry conditions ... So I was replacing the coolant on my truck when CEL and Stop Engine light came on with fault code ECU 01 and Spn 111 and Fail 19 which most of you probably know if for low coolant level or bad coolant sensor. After coolant was topped up, Check Engine Light and Stop Engine Light both cleared but the dash is still showing ECU 01 Fail 19 etc.Engine Fault codes (MID, PID, SID, FMI) FREIGHTLINER. Component Codes (MID) MID / Description / Old Text Message / New Text Message * 128 Engine # 1 ENGINE ENG 130 automatic transmission - † Trans 136 Anti-lock Brake System (ABS) TRCTR BRK Brake 140 Panel, Left INSTRCLST Instr 142 Panel, Right # 1 INSTRCLST MGMT 172 Diagnostic System ...Here are the troubleshooting steps: SPN 3483 FMI 5. - Connect Diagnosticlink software. - Read Fault codes. If 3471/5 is active in addition to 3482/5, repair open circuit between pin 64 of MCM 120 pin connector and pin 2 of the electronic dosing valve. -If only 3482/5 is active measure resistance across pins 1 and 2 of the fuel control valve sensor.1) J1939 Data Link. - J1939 Data Link damage between TECU and ABS module. - Bent, spread, corroded or loose terminals. - Wiring shorted to ground, shorted to power or open. TROUBLESHOOTING STEPS. Step A) Check for Active or Inactive ABS fault codes. 1. Key on with engine off.SPN 3510 FMI 4 Cummins. The Cummins fault code for this SPN FMI number is #187 and you will find it on page 1 of the complete Cummins code list we provided previously. What this sheet says this code means is as follows: “ Sensor supply voltage 2 - Sensor Supply 2 Circuit - Voltage below normal, or shorted to low source”.SPN 157 - FMI 16 (Fault Code 553) Blog.Teknisi Tuesday, December 22, 2015 Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3.3 CM2150. SPN157 FMI16 (Injector Metering Rail Number 1 Pressure - Data Valid but Above Normal Operating Range) Fault Code: 553. ISB with CM2150 - Fuel Rail Pressure Sensor. CODES: Fault Code: …Second Opinion] I have a 2014 freightliner m2 106 cummins SL9 270 8.9 ISL with codes: SPN 3251.4, SPN 3610.4, SPN 3226.4, and SPN 5742.9. The check engine light is on and the DEF light by the DEF leve … read more2018 Freightliner m2 have a code. The code is SPN 524264. The code is SPN 524264 with fmi 4. And says SA;33 Bulkhead. I cannot find this code anywhere engine runs fine but just has that comes up on the dash ... I have SPN codes pulled from the onboard diagnostics. ...•Fault Code(s) 1715 (SPN 3364 FMI 11), 4277 (SPN 3364 FMI 10), 3867 (SPN 3364 FMI 18), 4842 (SPN 3364 FMI 15), 6765 (SPN 3521 FMI 16), 6766 (SPN 3521 FMI 18), 6767 (SPN 3521 FMI 31) See Resolution section below for fault code being diagnosed. Resolution •Reference Navistar Fault Code Action Plan (FCAP) for individual fault codes.That is the problem. The other issue you will come across is that the SPN 1231 FMI 9 fault code will be set for the MCM unit. You should get a second fault code for the CPC unit and it is not going to be the same numbers. It reads SPN 625 FMI and so far we have not come across any Cummins equivalent fault code.1. Check for additional voltage fault codes SPN/168 FMI (any). a. If fault codes are present, troubleshoot and repair them first. b. If no additional voltage fault codes are present, Go to step 2. 2. Using DDDL 7.x, check SPN 2791/FMI 7 extended data record #3 "physical data;" refer to chart below for the "Reserved for Extreme Parameter" value.On a 2017 freightliner Cascadia VIN. 3AKJGLDR8HSHF1248 I'm getting codes SPN 520372 FMI 16, SPN 521049 FMI 31, SPN 521050 FMI 31, and SPN521052 FMI 31. The DEF qualit, quantity and doser are workingpr … read moreDSM.0005 Ver. 1.0 488LPI Diagnostic Procedure SPN 2119 FMI 19 Fault Code 1 of 9 March 29, 2022 DOWNLOADED AND PRINTED COPIES ARE UNCONTROLLED SPN 2119 FMI 19 Fault Code . DESCRIPTION OF CIRCUIT . The SAE J1939 Controller Area Network (CAN) data link allows the 488LPI Engine Control Module (ECM), 20 = Data Drifted High (rationality high) 21 = Data Drifted Low (rationality low) 22 to 30 = Reserved for SAE Assignment. 31 = Condition Exists. Get information about Suspect Parameter Number (SPN) and Failure Mode Identifier (FMI) fault code list and read descriptions before engine troubleshooting diy process. SPN 157 - FMI 16 (Fault Code 553) Blog.Teknisi Tuesday, December 22, 2015 Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3.3 CM2150. SPN157 FMI16 (Injector Metering Rail Number 1 Pressure - Data Valid but Above Normal Operating Range) Fault Code: 553. ISB with CM2150 - Fuel Rail Pressure Sensor. CODES: Fault Code: 553. PID (P), SID (S): P157.2014 freightliner M2 with cummins 6.7. Code 2003 fmi 19. Trans CAN message missing. Truck won't go into neutral to start and/or shift when it does ... Truck was running without issues until today it is setting 2 transmission codes: spn 40 fmi 5 and spn 2003 fmi 31. Any experience with this?Freightliner Custom Chassis Corporation products' wiring drawings and floating pin lists available online for viewing and printing. EZWiring can also be ac-cessed from within PartsPro. Introduction Descriptions of Service Publications Business Class M2 Maintenance Manual, July 2018 I-1.Roy. 520.2 SPN 5246/FMI 15 - EPA10. Regulatory Fault Ignored - Derate On. For 2011 models, this code sets when the vehicle has been driven for 30 miles while a code is present for the DEF tank level, DEF metering valve, DEF pump, NOx sensors, Blocked DEF line, DEF quality, NOx efficiency, SCR harness and/or SCR sensor. For 2010 models, this ...Diagnostic Trouble Code (DTC) P215A-64, Fault Code SPN 84 FMI 19 ... k39135131 p215a-64 spn 84 fmi 19 p215a64 Related links and attachments 4317-03-02-03 Seal, Output ...2015 FREIGHTLINER Cascadia has a sign on dash that say clutch temp hot, creep mode disabled truck shut off while driving codes that's showing is controller #1 spn-629 constant. spn 521729 -intermitten …Freightliner Code SPN 2631 FMI 1. Some of the steps in the previous section will apply here but may not be in the same order as what will follow in this section. While the different fault lists may have different code numbers, often the repair is the same. In this case, check the prop valve. It needs to be installed and configured correctly for ...426.1 SPN 3720/FMI 15 - EPA07 - EPA10 - GHG14. Diesel Particulate Filter Has Reached the End of its Service Life. Replace DPF and perform the Ash Accumulator reset using DiagnosticLink® . The DPF lamp will illuminate and code 3720/15 will log when the truck reaches the appropriate mileage interval. This fault indicates that the DPF needs to be ...Fault Code 1242. CODES: Fault Code: 1242. PID (P), SID (S): P091. SPN: 91. FMI: 2/2. SRT: REASON: Accelerator Pedal or Lever Position Sensor 1 and 2 - Data Erratic, Intermittent, or Incorrect. Accelerator position sensor number 1 and number 2 are reading different values.