Spn 4178 fmi 31 - 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. ... FMI=21 – Data Drifted Low FMI=31 – Condition Exists.

 
Nich M. Diesel Technician. Vocational, Technical or Tra... 230 satisfied customers. I have a 2017 freightliner cascadia that has fault codes. i have a 2017 freightliner cascadia that has fault codes SPN-5397, SPN-520371, SPN-520372 & …. The weather channel hartford ct

A KeyBanc analyst says Papa John's and its ilk will get a boost because Americans are too worried to eat out. By clicking "TRY IT", I agree to receive newsletters and promotions fr...SPN: 1325 FMI: 31. Description: Engine Misfire Cylinder 3 Troubleshooting: The Electronic Control Module (ECM) determines when fuel needs to be supplied to injectors and supplies voltage to the injectors. The voltage causes a needle inside the injector to lift which uncovers the spray holes, directing fuel into the cylinder. Probable … SPN FMI Description; TCU: 36: 7: ... 4178: 1: Transmission Clutch Life Expired (Clutch Adaptive Learning at Limit) (P2789) ... 4178: 31: Transmission Service ... The diagnostic procedures have been revised to include more in depth inspection. SPN 1328/FMI 31 -GHG14. 2 SPN 1323/FMI 31 - GHG14. Idle Smoothness Control/Cylinder #1 Misfire At Idle. Table 1. SPN 1323/FMI 31. SPN 1323/FMI 31. Description. This Fault Code Sets when the Motor Control Module (MCM) Detects That Cylinder #1 Has Low rpm …The Suspect Parameter Number (SPN) is diagnostic fault code terminology found on some Caterpillar ® products using a J1939 CAN data link. The Society of Automotive Engineers (SAE) developed the J1939 standards and SPN code terms have been assigned for specific parameters (component or system circuits) that diagnostic trouble codes (DTC) are …In terms of public health, it is safer to receive a delivery than go to the supermarket. Online grocery stalwart Ocado has advised customers to place their orders early, due to “ex... The diagnostic procedures have been revised to include more in depth inspection. SPN 1328/FMI 31 -GHG14. 2 SPN 1323/FMI 31 - GHG14. Idle Smoothness Control/Cylinder #1 Misfire At Idle. Table 1. SPN 1323/FMI 31. SPN 1323/FMI 31. Description. This Fault Code Sets when the Motor Control Module (MCM) Detects That Cylinder #1 Has Low rpm Speed with ... The SPN code helps pinpoint the system or component causing the problem, and the FMI code indicates the type and severity of the fault. A value of 3 for an FMI indicates a voltage above normal range, while 15 represents one below normal range. Though these codes are extremely helpful in identifying mechanical problems, they can …Allison SPN 3359 FMI on the official code list only says- Transmission Filter Maintenance Required (p088b). But on one data sheet, it defines the code as- …Code 4364 FMI 31. 2016 m2 freightliner 6.7 cummins. Maybe and nothing yet. It has low kms - Answered by a verified Technician. ... Fault Code: 5655 PID(P): SPN: 4364 FMI: 31. NOx conversion across the SCR catalyst is too low. Possible reduced engine performance. Possible causes of this fault code include:SPN 521049/FMI 31 - GHG17 DEF Inducement DEF Lamp Active Table 1. SPN 521049/FMI 31 Description This Code Sets When There is a Code Present for the Diesel Exhaust Fluid (DEF) Tank Level, DEF Dosing Unit, DEF Pump, NOx Sensors, Blocked DEF Line, DEF Quality, NOx Efficiency, Selective Catalyst Reduction (SCR) …First code spn 4094 fmi 31. Replaced def dosed recently. Recently replaced def - Answered by a verified Technician. We use cookies to give you the best possible experience on our website. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you …Certified public manager. 538 satisfied customers. SPN-335544 fmi 31, 2015 International 9900, Engine dies. SPN-400987 fmi 0, SPN-401080 fmi 0, SPN-3698 FMI 4, SPN-91 FMI 2, SPN-111 FMI 4, SPN-91 FMI 4, SPN-67750 FMI 13 … read more.Start and bring engine up to operating temperature (over 140°F/60°C). 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 313–592–5800.19,089 Satisfied Customers. worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling. Wayne is online now. Related Medium and Heavy Trucks Questions. Code fail 31 Cummins isx 400 st. Two engine lights I have.2012 Freightliner cascadiaFault codesSam cab codes 524071 fmi 31 521704 fmi 3 521705 fmi3 521702 fmi 3 521708 fmi 3Def codes Spn 3361 fmi 5 Spn 3364 fmi 17 and fmi 1 and fmi 2 Spn 3936 fmi 18 Spn 4364 ... my truck keeps gicing me fault codes SPN-521916 FMI 3, SPN-521908 FMI 3, and have taken the truck to Freightliner and …Cummins SPN 5397 FMI 31. The equivalent Cummins code number is 3375 and it is the last code on page 16 of the complete Cummins fault code list we published earlier. The definition the company provides is as follows: “ Aftertreatment 1 Diesel Particulate Filter Regeneration too Frequent. Aftertreatment Diesel Particulate Filter …SPN 100 (MCM) (EPA07;EPA10;GHG14) January 2016 Additions, Revisions, or Updates Publication Number / Title Platform Section Title Change DDC-SVC-MAN-0084 EPA07/10/ GHG14 DD Platform SPN 100/FMI 1 - EPA07 - EPA10 - GHG14 Steps added to existing sections. SPN 100/FMI 17 - EPA07 - EPA10 - GHG14 01 …Engine light came on today and got this code SPN 4364 FMI 31. Engine is a isx15 cm2350, 2017 t680 with 532,000 miles on it. "Aftertreatment 1 SCR Conversion Efficiency" Along with the code it has started blowing A LOT of extra exhuast during regens.It covers the constitutional grounds for impeachment and counters misconceptions about what has happened and what's to come. The national crash course in US history and law, prompt...Cummins ISX15 CM2250 (2010-12) Fault Code: 2646 PID: 110 SPN: 110 FMI: 31 Engine Coolant Temperature- Condition Exists. Circuit Description When the engine coolant temperature nears the engine protection limits, the exhaust gas recirculation (EGR) valve will be closed to reduce the coolant temperature. This fault code is …Detroit DD15 EPA10 (2010-13) Fault Code: SPN 3464 FMI 31 (MCM) Intake Air Throttle Control Electrical Fault. DESCRIPTION: Intake air throttle control electrical fault. MONITORED PARAMETER: Intake throttle valve. TYPICAL ENABLING CONDITIONS: 1. Key on 2. Engine off. MONITOR SEQUENCE: None. FMI=8 – Abnormal Frequency Or Pulse Width Or Period FMI=9 – Abnormal Update Rate FMI=10 – Abnormal Rate Of Change FMI=11 – Root Cause Not Known FMI=12 – Bad Intelligent Device Or Component FMI=13 – Out Of Calibration FMI=14 – Special Instructions FMI=15 – Data Valid But Above Normal Operating Range – Least Severe Level 2004 International 4300 dt466e, Has transmission code SPN 2003, FMI 31. WHEN YOU START SOMETIMES IT WONT GO INTO REVERSE. sHUT DOWN WAIT A COUPLE OF SECONDS AND START AND FINE. CK TRANS LIGHT COMES ON …JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals. I have a code SPN 523530. 2012 frightliner cascadia with a ISX 15 L. My self. When you go to accelerate it goes a little - Answered by a verified Technician.It’s that time of year again: Spotify is here to tease you remind you about your musical habits over the past many months. Most people should have a pretty good idea of what albums... This document provides an overview of diagnostic trouble codes (DTCs) and SAE J1939 specific problem numbers (SPNs) / failure mode indicators (FMs) for Allison B161, C161, and D161 software releases. It highlights any differences from previous releases and includes a table listing the DTC/SPN/FMI for each control system component along with whether the code is enabled for each software release ... Detroit DD15 GHG14 (2014-16) Fault Code: SPN 1327 FMI 31 (MCM) Idle Smoothness Control/Cylinder #5 Misfire at Idle. DESCRIPTION: This fault code sets when the motor control module (MCM) detects that cylinder #5 has low rpm speed with the injector commanded to max fueling for a count of two with all conditions met.Cummins ISX15 CM2250 (2010-12) Fault Code: 3151 PID: SPN: 4794 FMI: 31 Aftertreatment 1 SCR Catalyst System Missing- Condition Exists Circuit Description The engine control module (ECM) monitors the NOx concentration in the engine’s exhaust gases using an aftertreatment intake NOx sensor and an aftertreatment outlet NOx sensor.If it doesn’t, then you need to remove the TCM and have it tested.Replacement is probably your only option to solve the problem if it is a faulty TCM.DTC J1939 SA 3 SPN 2003 FMI 31 What would make fault codes easier to understand is if they implemented a universal system that applied to all engines and other automotive parts.As it stands, findingAllison transmission code spn 4178 fmi 31. 10-25-2018, 11:36 PM #1 Junior Member Join Date: Oct 2018 Posts: 1 Allison transmission fault codes list Hi everybody! If somebody needs in Diagnostic Trouble Codes for Allison Transmissions you can find in this PDF Allison transmissions fault codes manuals 10-28-2018, 04:28 PM #2 Junior Member Monaco ...Technical Assistance Center • • • • • •For Bendix Fusion with AutoVue FLC20 if fault code (SA 232) SPN: 1705 FMI: 31 (with sub-fault clarification in ACOM = DTC 60 Image Processor Calibration error) is present apply the patch below: ŁDownload the patch> Unzip the patch once downloaded> Click correct Interface device> follow prompts to completion WARRANTY INFORMATION Warranty … DTC: SPN 4178 FMI 1 Bulletin: GDC22-388 Date: April 01, 2022 © 2022 Mack Trucks, Inc. Information is subject to change without notice. Page 1/2 . Description: See below for fault code description(s) Applies to: US ARMY VEHICLES . General Information . These repair instructions are intended to address the following fault(s): Required Parts If the resistance is greater than 5 Ω, repair short to ground between pin 22 of the 31–pin connector on the vehicle side of the harness and the fan control solenoid. ... Section 115.1 SPN 3556/FMI 0 or 1. Next DD15 Troubleshooting – Section 117.1 SPN 3598/FMI 4. Leave a Reply Cancel reply. Your email address will not be published.Minerals in your water can stain clothes and make them crunchy. The solution is already in your cupboard. During a recent bathroom renovation project, my boyfriend had to disconnec...May 22, 2023 · SPN 4364 FMI 1. Since the FMI 1 code is tied to the SPN 4364 code, you know it is referring to your NOx system. In this case, this code means: “ This fault code sets when the Aftertreatment Control Module (ACM) detects that the NOx conversion is lower than a calibrated threshold”. In this case, there are over 20 steps to take to clear the code. Saturday, October 31, 2015 Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3.3 CM2150. SPN 652 - FMI 5 (Fault Code: 331) SPN652 FMI5. ISB - Injector Circuit: CODES: ... SPN 654 - FMI 5 (Fault Code 332) Blog.Teknisi. Subscribe to receive free email updates: 0 Response to "SPN 652 - FMI 5 (Fault Code 331)" … • FMI=4 - Voltage Below Normal, Or Shorted To Low Source • FMI=5 - Current Below Normal Or Open Circuit • FMI=6 - Current Above Normal Or Grounded Circuit • FMI=7 - Mechanical System Not Responding Or Out Of Adjustment • FMI=8 - Abnormal Frequency Or Pulse Width Or Period • FMI=9 - Abnormal Update Rate • FMI=10 - Abnormal Rate Of ... It takes more time to find the code in question than it does to diagnose the actual problem. You will find it… eventually but it may take some time. The fault code SPN 2000 is all about the loss of communication with the ECM. It reads- Lost Communications With Ecm A (u0100) and Lost Communication With A Cpc Module. Allison Transmission Code Spn 4178 Fmi 31. spn fmi code list, allison transmission code 3359 fmi 31, allison transmission fault code spn 2003 fmi 31. In terms of public health, it is safer to receive a delivery than go to the supermarket. Online grocery stalwart Ocado has advised customers to place their orders early, due to “ex...The SPN code helps pinpoint the system or component causing the problem, and the FMI code indicates the type and severity of the fault. A value of 3 for an FMI indicates a voltage above normal range, while 15 represents one below normal range. Though these codes are extremely helpful in identifying mechanical problems, they can …Below you will find a comprehensive list of some of the most commonly encountered Allison fault codes. DTC. Description. Check Transmission Light. P0121. Pedal Postion Sensor Performance Problem. No. P0122. Pedal …FMI - Failure Mode Identifier describes the type of failure detected in the subsystem identified by the PID or SID or PPID or PSID. This just tells you what is …2 SPN 4795/FMI 31 - MY13 This diagnostic is typically Particulate Filter (DPF) Outlet Temperature Response - Too Fast. NOTE: This fault indicates the ACM2.1 has detected a sudden temperature shift on the DPF outlet temperature sensor. The most likely cause is an intermittent wiring concern (poor terminal fit, corrosion, chaffing, etc.).I have a 2013 international CE series bus. With a maxxforce DT diamond logic controller epa 10 8 CYL. Has 2 codes . Spn 1692 fmi 0. Engine desired absolute intake manifold pressure (turbo boost limit).. second code is spn. 3719 fmi 16. Dpf soot level to high. I have zero experience with this engine. I know the first code is a egr issue.SeniorsMobility provides the best information to seniors on how they can stay active, fit, and healthy. We provide resources such as exercises for seniors, where to get mobility ai...SeniorsMobility provides the best information to seniors on how they can stay active, fit, and healthy. We provide resources such as exercises for seniors, where to get mobility ai...Posted on May 21, 2020. This code is generated by the ECM, and the fault in question is labeled as 2003, which is located in the TCM. In simple terms, the connection link between the ECM and TCM has been lost and the harness between them is damaged. Even if the harness is intact, remove it and then to reseat it just to be sure.Start and bring engine up to operating temperature (over 140°F/60°C). 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.If you're looking for a way to draw more attention to the crucial elements in your photographic composition, the Fibonacci Ratio offers a way to direct your viewers eye to the crit...copyright© 2006 general motors corp. 5–3 diagnostic trouble codes (dtc) 1000 and 2000 product families troubleshooting manual—allison 4th generationcontrols 5–3.Pin 4 Pump GND 31 NOTE: SPN 3475/FMI 5 may occur with DEF pump disconnected. 7. Conduct a wiggle test on ACM2.1 120-Pin connector, DEF pump harness connector. Does fault code go inactive? a. Yes; Repair the short-to-ground between pin 3 of the DEF pump harness connector and pin 20 of the ACM2.1 ...The fall is usually a great time to find a deal on a new car, but that's hardly the case now. Here are some tips for how to buy a car now. By clicking "TRY IT", I agree to receive ...SPN#1326, FMI#31 ― Engine Misfire Cylinder 4 -- Condition Exists-- Continued. MALFUNCTION. TEST OR INSPECTION. CORRECTIVE ACTION. 5. Start engine (TM 5-3895-385-10) and run at idle. 6. Loud engine knock occurs. 1. If loud engine knock is present, turn keyless engine switch to. the OFF position (TM 5-3895-Common FMI errors from 0 to 21 numbers. Data valid but above normal operational range (that is, engine overheating) Data valid but below normal operational range (that is, …Home / DTC TRUCKS / Detroit / DD15 GHG14 (2014-16) / Detroit DD15 GHG14 (2014-16) Fault Code: SPN 4332 FMI 31 (ACM) DOC Inlet Temperature Out of Range Low Preventing Dosing. DOWNLOAD Volvo Impact 2021 Trucks & Buses 06.2021 DVD 9116 Spare Parts Catalog $ 56.00 Add to cart.Allison SPN 3359 FMI on the official code list only says- Transmission Filter Maintenance Required (p088b). But on one data sheet, it defines the code as- …Detroit DD15 GHG14 (2014-16) Fault Code: SPN 1327 FMI 31 (MCM) Idle Smoothness Control/Cylinder #5 Misfire at Idle. DESCRIPTION: This fault code sets when the motor control module (MCM) detects that cylinder #5 has low rpm speed with the injector commanded to max fueling for a count of two with all conditions met.SPN 110 - FMI 31 (Fault Code 2646, 2659) Blog.Teknisi. Sunday, November 04, 2018 Fault Codes CUMMINS ISB ISC ISL ISBe ISDe and QSB3.3 CM2150. SPN110 FMI31 . Engine Coolant Temperature - Condition Exists. ISB, ISC, ISL - Engine Coolant Temperature Circuit: CODES: Fault Code: 2646. PID(P), SID(S): P110.SPN 97 - FMI 15 (Fault Code 418) Blog.Teknisi. Subscribe to receive free email updates: 3 Responses to "SPN 97 - FMI 3 (Fault Code 428)" Unknown Wednesday, June 19, 2019 at 2:36:00 AM PDT. How …CODES: Fault Code: 2777. PID (P), SID (S): 390. SPN: 3703. FMI: 11/31. Lamp: None. REASON: Particulate Trap Active Regeneration Inhibited Due to Permit Switch - Condition Exists. Regeneration of the diesel particulate filter has been prevented due to the permit switch being disabled. EFFECT: None on performance.Detroit DD15 GHG14 (2014-16) Fault Code: SPN 1328 FMI 31 (MCM) Idle Smoothness Control/Cylinder #6 Misfire at Idle. DESCRIPTION: This fault code sets when the motor control module (MCM) detects that cylinder #6 has low rpm speed with the injector commanded to max fueling for a count of two with all conditions met.African e-commerce giant Jumia today shared its earnings for the first quarter of 2021 that ended in March. While its customer count grew, a drop in the company’s revenues spoke to...After some research, the SPN 2003 FMI 31 code may be relegated to the Blue Bird Buses that have been made prior to 2016 approx. That is the most recent date …Wayne. Journeyman. Vocational, Technical or Tra... 6,177 satisfied customers. 2015 western star 4700 Vin 5kkmaxdv4flgr9784 Fault code Spn. 2015 western star 4700 Vin 5kkmaxdv4flgr9784Fault codeSpn 4363 fmi 18 active Spn 3226 fmi 2 inactive Spn 3719 fmi 15 inactive … read more.I have seen that code (Spn 2003 FMI 31)before on a 2005 blue bird Vision. The dealer nor Allison could find it. It was a j1939 comunication problem. The hard …I have seen that code (Spn 2003 FMI 31)before on a 2005 blue bird Vision. The dealer nor Allison could find it. It was a j1939 comunication problem. The hard …Created Date: 3/19/2013 2:07:44 PMPosts: 20. Transmission warning light. We have 2011 Tiffin Allegro Breeze with a Allison 1000 or 2000 transmission. Recently the transmission warning light came on. Had the transmission oil and both internal and external filters changed and the warning light is still on. Did a code check and found two Spn 2003 Fmi 31 & Spn 3359 Fmi 31.I have seen that code (Spn 2003 FMI 31)before on a 2005 blue bird Vision. The dealer nor Allison could find it. It was a j1939 comunication problem. The hard …Plus: Did you bring joy? Hi Quartz members, Welcome to Sunday Reads! Consider it part two of our member-exclusive Weekend Brief email. Here each week, you’ll find our favorite stor...Detroit DD15 GHG14 (2014-16) Fault Code: SPN 1327 FMI 31 (MCM) Idle Smoothness Control/Cylinder #5 Misfire at Idle. DESCRIPTION: This fault code sets when the motor control module (MCM) detects that cylinder #5 has low rpm speed with the injector commanded to max fueling for a count of two with all conditions met.If you itemize your deductions, you can deduct donations to certain types of organizations from your taxable income. Although your maximum deduction is limited to a certain percent...I have seen that code (Spn 2003 FMI 31)before on a 2005 blue bird Vision. The dealer nor Allison could find it. It was a j1939 comunication problem. The hard …Cummins ISB6.7 CM2350 (2013-17) Fault Code: 5278 PID: SPN: 6802 FMI: 31 Aftertreatment 1 Diesel Exhaust Fluid Dosing System Frozen – Condition Exists. The ECM has detected conditions which indicate the Diesel Exhaust Fluid Dosing System is …

FMI SPN FMI DESCRIPTION QSB QSC QSL9 QSM1 1 QSX1 5 QSK19 QSK23 QS T 30 QSK45 QSK60 QSK78 HHP Level Number (**) 184 (Yellow) S233 2 609 2 Engine Control Module Identification Input State Error X X 185 (Yellow) S231 2 639 2 Engine Control Module Network Communication X Error 187 (Yellow) S232 4 620 4 Sensor Supply Voltage #2 Circuit - shorted low ... . Irainature leak

spn 4178 fmi 31

Allison Transmission Code Spn 4178 Fmi 31. spn fmi code list, allison transmission code 3359 fmi 31, allison transmission fault code spn 2003 fmi 31. Items. Product. Explore; Wakelet for Education; Wakelet for School Districts; Pricing; Features; Browser Extension; Apps; Accessibility; Community.Codes Reason Effect. Fault Code: 4713. PID (P): SPN: 5357. FMI: 11/31. Lamp: Amber. SRT: A malfunction of a single or multiple fuel injectors has been detected. Engine may run rough, may stop running, may not start, or may be difficult to start.Engine light came on today and got this code SPN 4364 FMI 31. Engine is a isx15 cm2350, 2017 t680 with 532,000 miles on it. "Aftertreatment 1 SCR Conversion Efficiency" Along with the code it has started blowing A LOT of extra exhuast during regens.Confirmed 3/4 of a tank so performed a reset and started driving, made it about 50 miles and the low def light came on again followed shortly by a check engine and an eminent derate warning. Checked for codes and SPN 1569 FMI 31 came up. Made it to a rv park and waiting for the Cummings dealer to open …Cummins ISB6.7 CM2350 (2013-17) Fault Code: 5278 PID: SPN: 6802 FMI: 31 Aftertreatment 1 Diesel Exhaust Fluid Dosing System Frozen – Condition Exists. The ECM has detected conditions which indicate the Diesel Exhaust Fluid Dosing System is frozen.For Bendix Fusion with AutoVue FLC20 if fault code (SA 232) SPN: 1705 FMI: 31 (with sub-fault clarification in ACOM = DTC 60 Image Processor Calibration error) is present apply the patch below: ŁDownload the patch> Unzip the patch once downloaded> Click correct Interface device> follow prompts to completion WARRANTY INFORMATION Warranty …All states require licensing before a real estate agent can become a broker. Depending upon the state, real estate agents must have one to three years of experience before they can...Make: DetroitEngine: DD15 GHG17 (2017 & Newer)PID: N/ASPN: 1327FMI: 31. met. 1. Engine speed steady between 600 and 950 rpm. 2. Engine coolant temperature between 65°C (149 F) and 114°C (237°F). 3. Engine fuel temperature between 0°C (32°F) and 150°C (302°F). Once per drive cycle when … P.O. Box 894, Speed Code 462-470-PF3 Indianapolis, Indiana 46206-0894 www.allisontransmission.com SA3360EN (2006/05) Litho in U.S.A. ISO/QS 9000 and ISO 14001 Certified On a 2012 iH 4300 truck it has an trans and has a code SPN…. Answered in 1 hour by: Mike Mcmillan. Category: 8,192. Experience: Volvo/Mack Master Tech, Certified with Cummins, Eaton, GM, Hino, Detroit Diesel. Verified. Mike Mcmillan and 87 other Medium and Heavy Trucks Specialists are ready to help you.Detroit DD15 EPA07 (2007-09) Fault Code: SPN 3713 FMI 31 (MCM) High Idle Regeneration Aborted – Low Regeneration Temperature. NOTE: The fault indicates that the high idle regeneration (HIR) was aborted due to the diesel oxidation catalyst (DOC) outlet temperature not reaching the expected target temperature to complete a HIR. If there are …Allison SPN 3359 FMI on the official code list only says- Transmission Filter Maintenance Required (p088b). But on one data sheet, it defines the code as- …Cummins ISB4.5 CM2150 Fault Code: 1682 PID: SPN: 3362 FMI: 31 Aftertreatment Diesel Exhaust Fluid Dosing Unit Input Lines – Condition Exists. Circuit Description The diesel exhaust fluid dosing unit input lines are responsible for transporting diesel exhaust fluid between the dosing unit, dosing valve, and diesel exhaust fluid tank..

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