2018 peterbilt def quality sensor. Then drive the unit for 30 miles or longer.

2018 peterbilt def quality sensor ly/3uNlUg7ATTENTIONšŸ”„ WIN a Polar Fox Like and share if this helped you. The sensor sends tank level to computer. 3 Cummins--SOLD 1957 GMC 1 ton flatbed with 22K original miles. I would charge 1 to 2 hours for diagnosis. We have a P1514 and just a bunch of You'll need to perform the "disable the DEF derate" procedure with Davie4 or other capable software. It also provides some service information, including safety checks and basic preventative maintenance inspections. 176119 def level code. The value of this sensor can be read with the scan tool in the reductant data as the Reductant Concentration. 2018 Allegro Bus 37AP 2014 Phaeton 40 QBH (sold) 2022 Jeep JLURD 05-27-2018, 07:47 AM If the light continues, then it sounds like you may have a sensor related issue, not a DEF quality issue. DEF filter issues: If the DEF filter is old, dirty, or plugged up, it can cause contamination of the DEF. This can raise the DEF fluid to as high as coolant temp. The DEF Quality sensor is mounted on the side of the DEF tank. Verification If the following conditions are met: DEF level sensor shortage explained#defsensorshortagePlaylist Recommendation: Truck Maintenance - Emission https://bit. If the tank isn't obstructed on the top (under cab or something else), 3 to 4 Description: DEF Quality Sensor For Peterbilt Kenworth Paccar. cab 4X4-- all sold. 6 Y53-1100-1A1 (06/2021) 1. 2019 Peterbilt Cummins X15 #80091595 Had a code 4277 for def quality but no The DEF quality sensor is part of the temperature/level sensor installed through the top of the DEF tank. The header is responsible for being the pickup for DEF as well as the tank Level sensor, fluid quality an Replacing DEF Pump Head Sensor on Tico Spot Truck with a 6. Make:RAMCode 2043Definition:Reductant Temperature Sensor 1 Circuit PerformanceDescription:The Diesel Exhaust Fluid (DEF) Quality Sensor is mounted on the DEF tank and is used to detect the concentration of the DEF. Check engine light, sluggish performance or erratic diesel exhaust fluid (DEF) levels could point to a failing DEF level sensor. Then drive the unit for 30 miles or longer. Hope you guys enjoy the video. NOTE. We have driven on multiple drive cycles and done multiple forced regens and the codes remain. Peterbilt strongly recommends that you thoroughly read and understand the manual before operating the 579EV. The truck would threaten to go into derate. 6. in 1 min 2 months ago. But, if you don't fill it plum full you wouldn't get a code. Location: Northern Oklahoma. is there a connector or module i should check out or is it likely in the tank itself? The potential causes are a more extensive list than the dashboard message suggests. The most trusted online retailer for trucking equipment and accessories. SKU 22104122072. If faulty Disconnect: PM Sensor, Urea Level/Quality Sensor, Exhaust Temperature Sensor. in 5 mins 2 years ago The DEF quality sensor. Customer: Def Guage show no def I changed the sensor in the tank truck won't start def gauge light blinks Peterbilt Mechanic's Assistant: I'm sorry to hear about the issue you're experiencing with your truck, but our truck Mechanic will be able to help you diagnose and resolve the problem. This may be a faulty DEF quality sensor. Your float could be stuck at the bottom of the sensor, your sensor could have failed, wiring between the acm and sensor could be bad, or on the more extreme side the acm could be bad. Trucking Jobs in 30 seconds. Iā€™ve had many quality sensors fail from Cummins Freightliner International. Ok thank you I will try to get that worked do you have a part number for the def quality sensor and the def tank heater valve part number or coolant control valve for the def tank or anything that Iā€™ll need Iā€™m on a load going to have and try and deliver load About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright If your diesel exhaust fluid level sensor is not functioning as it should, try our quick tips for cleaning to get you back on the road as soon as possible. Then 4 to 5 hours to replace the sensor. After making my hookups I test the sensor by doing a key on engine off test. 6 LGH Express 2017 2020 2. Kenworth, Peterbilt, and Volvo often have unique That fault is for def quality tripped by the def quality sensor in the def tank. The information in this document has no effect on present warranty coverage or repair practices, nor does it authorize TRP or Campaign actions. Pete 567 with Cummings X15 motor. Not the best engineering since this thing is the DEF quality sensor, heater and level sensor in addition to the pump. The DEF level sensor is part of a multi-purpose component that also includes the DEF quality sensor, DEF tank temperature sensor, and DEF tank heater. 5%, Location: Dry Branch, Georgia, US, Ships to: US & many other countries, Item: 266464510559 DEF Quality Sensor Brand New Genuine Paccar Kenworth Q21-6170-008K1T Gen 2. 12/3/2019 Aftertreatment Diesel Exhaust Fluid (DEF) Dosing Unit with Fault Codes 3558 and 3559 the sensor is faulty. 7L-200, production years 2018-2022, and My 2019 International LT with Cummins X15 has been running great, but DEF sensor in tank (often called QLS sensor) failed and engine was derated to five miles per hour. 2016 Peterbilt 579 Shane1993 posted Apr 24, 2025 at So here i sit yet again with a max derate on my new pete after yet another dealer claimed they fixed it, (8 and counting at this point) So far i have had the whole system pulled and cleaned by pete, replaced the quality sensor, doser, both nox sensors the SCR sensors, Soot can, Def filter, DPF filter, wireing harness, ECM, pump, cooler, ALL of the lines, injector, fuses, fuse Description: Def Quality Sensor For NavistarCondition: NewBrand: InternationalPart Number: 2515990c3Other Oem Part Numbers: 4163689c91, 2515990c3, View full details Add to cart % % Add to cart Q21-6127-006k1t | Genuine Paccar® Def Quality Sensor PRODUCT Additional diagnostic procedure to the related DEF urea quality sensor fault codes. Details; Description: Def Sensor, Def quality sensor 10. 4677, 4572, 3868, 3867, 3714 & 3712. 3 different Kubotas 2003 Chevrolet 2500HD CC: 2011 Chevrolet 3500HD CC 4X4 and 2013 3500HD ex. This is a New, Tamerx DEF Quality Level Sensor, Tamerx part number 90035845 ( OEM Part Number 90035845 ). P3935 = DEF quality sensor concentration - Voltage too low or short circuit to ground P3936 = DEF quality sensor ECU - temperature too high P3937 = DEF quality - Persist, not valid P3938 = Tank heater valve - Stuck in open position P3940 = CAN communication - Message time-out from DEF tank level sensor Paccar Diesel Exhaust Fluid Sensor | Q21-6170-001K1T from Peterbilt Parts. Got the low def message and refilled. pulled codes. 2018 m2 106 freightliner changed nox sensor now my DEF light won't go off. So if any one of those fails The Paccar MX13 DEF Quality Sensor, OEM Q21-6170-001K1T, ensures that the DEF used in your emissions system meets the required standards. 2. Gauge shows 1/2 full. Join Date: Mar 2005. The red light Customer: I have a peterbilt 2017 the def gauge mark empty and the tank are full of def fluid I replace the float but still mark empty Answered by Nich M. Using low-quality DEF further complicates matters, as it might not meet industry standards. Diagnosing and Fixing DEF Contamination. I would not replace it at this point. 7 Cummins Diesel Engine. Have you checked the DEF fluid level in the tank to ensure it is not empty? 06/20/2019 - Updated DEF Heater Valve Part Numbers 04/23/2018- Repaire broken link, added Export to vieweing countries 04/03/2018 - Author updated for feedback purposes N/A DEF Quality Sensor abnormal rate of change Amber Warning Light SPN 3516 FMI 18 N/A DEF Quality Low - Moderately Severe level Amber Warning Light SPN 4094 On vehicles with A04-27943-000 and A04-27943-001 tanks, disconnect the DEF line from the DEF outlet port at bottom of the tank, and let the DEF drain into the drain pan. , said a software fix would act as a sensor to monitor the quality and level of DEF in a truckā€™s tank #semi #semitruck #semitruckvideos #qls #diesel #dieselengine #dieselmechanic #mechanic #youtubeshorts #youtube #youtuber #youtubeshort #share #like #likeforl SPN 1761 code specifically refers to an issue with the DEF tank temperature sensor. 5. when I was a international dealer tech we had a tsb to heat Dpf full active codes Peterbilt. have codes. It was just replaced last month. Def level guage was reading Aftertreatment DEF dosing unit may appear to be non-functional. Senior Member . This direct-replacement sensor matches the fit and performance of the original equipment part for a reliable repair. 6 LGH and LML Silverado 1500 and Canyon, are equipped with a DEF quality sensor integrated into the DEF tank. :grin2: What this means is the after-treatment diesel exhaust fluid quality sensor (located in the DEF tank module (Figure 4) is a smart-device that communicates to the ECM via the J1939 data link. Paccar Engines compatible: MX-11 GHG17; MX-13 GHG17; Truck Models compatible: Kenworth 2018 -> Peterbilt 2018 -> Scope of Supply: SCR / DPF / DEF Emulator For Paccar MX GHG17 Plug and Play. It has Active Fault Codes 3868, 4677, 4572. Refilled again at a dealership. we cleared the codes and p1517 and p1518 will not clear. The part was ordered two weeks Here is a case study I have using scan Data and some basic Circuit Checks with a Dvom. While it is common that the root cause is poor DEF quality, it is not a guaranteed cause by any means. Live Chat: 8am - 7pm EST Parts" DEF Filter in the DEF Pump Module (if DEF Quality is Un-known): ā€¢ Replace every 100,000 miles (160,000 km) or annually: Ini- ā€¢ [F802] - Boost Pressure Sensor ā€“ Remove, inspect and clean sensor and the port in cylinder head every 80,000 miles and replace if packed with soot. VIN ***** 2018 Peterbilt model 579 Paccar mx13 engine this truck has Active MX 13 DIY DEF Filter Replacement on Peterbilt/Kenworth Truck. def issue, engine derate. FWIW DEF tank heater valves are part of the problem with the quality level sensors. 2018-2022 Peterbilt 579 Heater A/C Temperature Controls - Used $395. 05-27-2018, 09:25 PM wagonmaster2. DEF gauge erratic, bouncing from half tank to empty, threatening derate. Peterbilt 389 ā€“ F6 Fuse. If you cant figure the To add to the comment above you can also check the green and yellow wires (CAN C network) to the DEF quality sensor harness connector key off using the ohm setting on your meter, should see 60ohms. 2016 Peterbilt 579 Shane1993 posted Apr 24, 2025 at 7:50 AM. After that, See more well you have to reset derate and make sure def is not frozen, than the truck has to drive for 50 miles or so some truck have def quality sensor mounted in the def tank that might I'll be back in a few minutes. (w/pics) Discussion in ' 2018 Volvo wonā€™t pass 15 Rodneyb3001 posted Apr 27, 2025 at 12:15 AM. 00 Add To Cart. My faulty sensor said I had empty tank when, in fact, it was 3/4 full. Click to expand Tap to zoom manufacture and customer support of premium light-, medium- and heavy-duty trucks under the Kenworth, Peterbilt and DAF nameplates. If not ie. 6/15. codes for tank level, temp and quality all popped on at once. It's not likely that this is the issue. 2018 PETERBILT 389 VIN: ***** Cummins X15 CM2350 X114B 6 CYL ESN: 79971116 I am needing help with a wire. If you filled it full, it's say bad def quality. Price includes all duties PRODUCT DESCRIPTION. I'm gonna try and make to th 2017 freightliner mt55 with 6. VIN: ***** (JD466436) 2018 Peterbilt 567 ESN: 75059577 I need book time for the following, please: 1) By chatting Aftertreatment 1 Diesel Exhaust Fluid Quality - Abnormal Update Rate2) Replacing the DEF quality/level sensor. DEF Warning Lamp in Instrument Cluster The DEF lamp(s) will illuminate when the fluid in the DEF tank reaches a low level. Read more Read less. This component plays a crucial role in monitoring the temperature of the DEF fluid stored within its tank. Every month 400 people find a job with the help of TruckersReport. Posts: 5,062 quality components were used to produce this engine. 37 Description: Def Quality Sensor For NavistarCondition: NewBrand: International®Part Number: 4097807C92 Manufacturer informationNavistar® is a prou View full details Add to cart Save 41 % % Add to cart 0430798000 | Genuine Freightliner® 04-31677-000 Def Header 13/23G My 2020 has about 5k miles. in 1 min 3 years ago Nich M. Needing test procedure for ohm test on high pressure pump solenoid In this video we tackle the #1 Problem on DEF and DPF Systems and offer some secrets and solutions on getting these problems fixed! There are many problems w Could be a couple things. came in with P3997, P1517 and P1518 codes with a message for poor def quality. Potential causes beyond bad DEF fluid include: Bad NOx sensors Contaminated SCR box DEF dosing issues Potential EGR issue Peterbilt 579 / Kenworth T680 ā€“ N11 Fuse. The after-treatment diesel exhaust fluid quality sensor performs its internal diagnostic checks and reports malfunctions back to the primary engine control 2018 Engine 6. It will eventually derate the truck. I would be looking there. (12-08-2023, 12:27 AM) cybernetic_trout Wrote: (12-07-2023, 11:48 PM) Patricks Wrote: I am stuck with a derate truck. Overfilling was actually pushing def into the wiring somehow or something like that. Dorman HD Solutions - 904-7368 : Diesel Exhaust Fluid Level Sensor. 25,419 satisfied customers. This sensor reports level, quality and temperature. Specialities include: Heavy Equipment, Medium and Heavy #DEF #DEFLIGHT #AFTERTEATMENTSYSTEM Wow guys I can't believe this is happening. 98 Shop Applied Air Kit 0063530 Blue Bird Vision BBCV Gauges 103037-D W Thanks for posting, my 2016 LML, went into limp mode level 11 at 4mph too, had replaced def pump, injector and rear nox sensor, performed 11 regens and 11 failed def quality test which would take up to 1. Then got the message stating I had less than 300 miles left on def. 7 cm2350. Turned out to be wiring harnesses. If active or confirmed, follow: the diagnostic steps below. Those wires are power, ground, CAN hi, and CAN low. So what does the Cummins Ecm mean by Abnormal Update Rate? A Computer 2021 Peterbilt with a Cummins engine, emission derate was coming up on the display. Customer. Codes for de-rate but no other codes to go off of. 9/25. II. Please note if you are seeing DEF fault codes for any of these components you may have a malfunctioning 22104122072 Genuine Peterbilt Def Sensor Head Unit. Parker Hose Assy DEF Pressure Outlet 1 Meter Blue Bird SCR 10026832 $99. P203A13 Reductant Level Sensor "A" Internal sensor faults. Browse Diesel Exhaust Fluid (DEF) Sensors For Sale near you on MyLittleSalesman. Enjoy our hassle-free online checkout or call to speak to an expert. in 1 min 1 month ago. Reference Service Instruction section below. There are 4 wires connecting it to the ECM. Live Chat: 8am - 7pm EST Or call us at (877) 795-0656. (DEF) Quality Sensor measures fluid concentration and alerts user if solution deviates from acceptable range. 5 hours each with 2 different scanners including GM GDS 2, truck had been down for a month and a half, I was about to take it to the dealer operatorā€™s manual. Peterbilt 579 DEF Sensor for sale. 2018 peterbilt 579 had fuse panel problems (trailer lights and cab lights werent working) replaced the fuse panel All Peterbilt 325 330 335 340; Peterbilt 325 330 335 340 Exterior ; Freightliner DEF Tank Sensor; Monitors Fluid Levels and Temperature; OEM Part Number Cross Reference: A0427942000; Fits Freightliner Models (2010 - 2013): VIN: ***** (JD466436) 2018 Peterbilt 567 ESN: 75059577 I need book time for the following, please: 1) By chatting and providing personal info, you understand Replacing the DEF quality/level sensor. My trucks def light came on and I've lost power. The miscalculation is the result of air bubbles created by the low level of DEF moving in the DEF tank. What happens is that these wires let the DEF quality sensor communicate with the ECM. PACCAR also designs and manufactures advanced diesel engines, provides financial services, information technology, and Bad DEF quality and Nox sensor ? Check engine lights but they come and go Could be many things, most common would be a clogged DEF doser. April 2025 Parts Specials ā€“ Wheel Seals WHEEL SEALS Parts Starting at $ 8 50 Availability: In-Stock Sale Customer: 2021 International ***** getting codes 3868 DEF quality sensor incorrect data 4677 DEF tank level 1 incorrect data 4572 DEF tank temp abnormal update time need diagnostic procedures Answered by Nich M. Part Number: Q21-6167-007K1T. When replacement parts are needed, we recommend using only genuine parts from PACCAR. Description: Def Quality Sensor For Peterbilt Kenworth Paccar. Service Instruction. This part is primarily made for a Cummins ISB 6. STARTING AND OPERATING - Safety - Introduction. ā€¢When the diesel exhaust fluid (DEF) level in the DEF tank is low, the DEF quality sensor is more susceptible to calculating the DEF concentration incorrectly. Not sure if they cleared the DIC or not We were having trouble around here getting bad def codes AFTER the def tank on the truck gets filled. drained def and swapped def tank sensor from another truck. 6 LH7 Equinox 2018 2019 1. If you donā€™t have a check engine lights and it just started, Iā€™d mean more towards a stuck float or failed sensor. This particular truck is a 2020 kenworth t880 day cab. . DTC is P1050-00 Reductant Level Sensor Invalid Range, display alternates between Level "OK" and " _ _ " and the Check Engine Light is on. Safety Alerts quality or DEF equipment repair. 2013-2026 Peterbilt 579 POLY Right/Passenger Door Mirror - Used the company now features 11 Midwest locations selling quality used/rebuilt/new truck PACCAR - for Kenworth & Peterbilt $ 214 38 Availability: In-Stock Sale Prices Valid: 7/1/22 - 7/31/22 view sales flyer *All monthly special pricing is subject to availability EPA/SENSOR-DEF QUALITY $ 214. It monitors the concentration and quality of the DEF fluid, which is essential for effective DEF pump issues: If the DEF pump is not functioning properly, it can lead to contamination of the DEF. The valves stick open. 38: View other part Specials. The gasket of the new level sensor should be lubricated with a thin layer of DEF compatible lubricant, such as Parker Super Oā€lube or any silicone based lubricant, and then screwed into place until the bottom The DEF fluid pressure sensor is built into the DEF pump, which is attached to the rear of the DEF tank mounting brackets. Then the quality portion of this sensor sends out radio signals inside the tank. This device works with radio signals. Reference PACCAR TIB 43-061: Additional Diagnostics for Failed Urea Quality Sensor (UQS). $364. If your DEF quality is good, a partially clogged doser could be giving a bad spray pattern and reduces NOx conversion efficiency. I will also hook up a current clamp so I can synch the Can messages to the Def Quality level and Temp Sensor. Truck was throwing an scr fault code. The exhaust pressure sensor is used to monitor the exhaust pressure and ensure that it is within a safe range. I bought the pump on Amazon along with the Lock Ring tool. 2gCondition: NewBrand: InternationalPart Number: 4097728c91Other Oem P/N: 2517604c1 Manufa View full details Add to cart % % Add to cart 70029009 | Genuine JLG® DEF Head Unit Assembly PRODUCT SKU: Customer: 2017 peterbilt 337 paccar px-9. Please advise as Replacing the DEF tank header on a Freightliner M2. Once we connected to the truck using our Insite software we were able to DEF level/quality sensor replace on 2021 Pete O/OP w/sleeper. 120 ohms could indicate an open somewhere. 6 LH7 Express 2010 2016 6. I tried to swap the level sensor now i will troubleshoot because 2018 PETERBILT T-370 VIN: ***** DPF Light warning, def level gauge says empty but is full. The Urea Quality Level Sensor (UQLS) is a smart sensor that is located in the top of the Urea (DEF) Tank, commonly referred to as the DEF Level mack volvo p205b64 def level sensor uqls def quality p206b64 u02a200 p203a13 p206c00 p203b00 p2400 p207f00 p203c00 p206a13 p205a13 p205c00 DEF sensor to continue to operate by disabling the DEF quality and DEF level diagnostics and associated. Peterbilt 389 / Cummins ISX, Paccar MX-13 etc. General Safety Instructions. 25,602 Satisfied Customers. Warranty information including the My local Chevy dealer quoted me $1750 parts and labor to replace the DEF pump on my 2018 Chevy Cruze diesel. FAQs Peterbilt 389 DEF Quality Sensor. 84 IH 9670 front hub swap Kenworth Truck Company Peterbilt Motors Company reserves the right to make changes at any time without notice. When DEF sensor s are readily available, vehicles that r eceived the sof tware update will be included in an emissions r ecall to update the sof tware and r estore full diagnostic and inducement functionality for the v diesel exhaust fluid (DEF) warning lamp on the DEF gauge and additional warning lamps in the instrument cluster. If the lamp illuminates but the level is full, seek service immediately for DEF fluid quality or DEF equipment A low DEF warning or bad DEF quality fault is almost never the real problem, both of those things very rarely happen. Replaced sensor in tank. #kenworth #peterbilt #hdtech #diagnoatictech #electricdiagnostics #heavydutytechnician #paccar #cummi Home Q21-6167-001K1T Genuine Paccar Def Quality Sensor. SOLD OUT | CALL 877-795-0656 Parts" LLC stands by a 90-day warranty for all heavy truck parts from the delivery date, showing our commitment to quality. Expert. Easy and save you some MONEY !!!Thanks for watching ! I truly appreciate each view that I get on each DEF level was erratic and would jump from a half a tank down to E and the DEF light would come on. High Exhaust System Temperature (HEST) Warning Lamp Engine aftertreatment system includes a high exhaust system temperature (HEST) Kenworth with DEF codes. We have had issues sourcing these in the past as has every other OEM. All of these codes say it has an abnormal update rate. It started out with a def light on and I researched and found that the def level sensor ( header sensor) is a common fail. There are some tuners out there that will do an emissions intact tune which will turn off the egr and scr system but leave the dpf intact and functioning normally (rebuilt) pump. with a There is continuity from the ECM to the DEF quality sensor's J1939 positive and negative wires. These codes state basically that it has issues with the Diesel Exhaust Fluid Quality, Temperature, and level. 7. To diagnose and fix DEF contamination in your Peterbilt 386, 389, 567, 579 etc. I have found from experience that these Computer Controls from Cummins put more current into the system on a self check during key on than during a regular 2018 paccar in a 579 peterbilt. Part Number: Q21-6167-001K1T. Plus my truck keeps de rating after 30mins into driving and 2nd engine light is on help plz. To diagnose and fix the cause of inaccurate or erratic DEF level gauge readings on your Peterbilt big rig with a Cummins ISX engine, you can follow these steps: Check the Replace Def quality sensor Kenwort peterbilt truck Faulty DEF level sensor aka DEF sending unit: If the DEF level sensor or wiring is not functioning properly, it may not accurately detect the DEF fluid level and the vehicle's Shop our large inventory of New/Used Peterbilt DEF Sensors for sale online. Nich M. only thing been done is nox sensor few months back. They found no codes with scanners DIC message was gone. Brand: Paccar. Click to expand Tap to zoom Q21-6172-K1T OEM Paccar DEF Level Sensor For Peterbilt Kenworth. com. the codes are 4277, 6767 and the dreaded 6255 my engine number is 74570809. Answered by Nich M. Paccar Diesel Exhaust Fluid Sensor | Q21-6170-001K1T. Nich M Cruze 2017 2018 1. (PACcomEM_GHG17) - 1 pcs *Truck must be free of codes prior Marty Makrdichian, a service manager at Peterbilt Truck Parts and Equipment in Sparks, Nev. 7 cummins isb engine - code 4151 dpf temp sensor module & 1686 def quality - can you send 2020 cummins isb 6. Find the best priced Diesel Exhaust Fluid (DEF) Sensors by owners and dealers. Peterbilt 2018 -> Scope of Supply: DEF level and temperature sensor; PM Sensor; EAS4 ECU . 8 LWN Silverado 2011 2018 6. Condition: New. derate inducements. 2 YEAR WARRANTY. On vehicles with any other DEF header, use a siphon or invert the DEF tank after removal from the mount-ing brackets to empty the DEF from the tank. The truck has been down two weeks. 2 liter 2019 Chevrolet 3500HD CC 4X4 Flatbed--SOLD 2011 Peterbilt 337 hauler with 360HP 8. have you found anything Home Q21-6172-K1T OEM Paccar DEF Level Sensor For Peterbilt Kenworth. P203C00: Aftertreatment Reagent Level Short Circuit Low: P206A13 Reductant Quality: P206C00 Reductant Quality Sensor Low: P206B64 Reductant Quality Sensor: Range/Performance DEF Quality Low or High (Most Seller: excessinc ļø (5,214) 99. Beyond this period, we're still here to assist, albeit outside of DEF Tank Level Sensor Replacement 16. 3 Cummins--SOLD Apparently the Bulk DEF pumps have too much aeration Customer: we have a 2015 peterbilt 579 with a paccar mx13. Document History L a s t M o d i f i e d : 1 0 - S e p - 2 0 2 1 Date. I created this video to help people get trucks back on the road and spend realistic money doing so. Switch Ignition ON . 2018 Chevrolet 1500 CC 4X4 High Country 6. Any advice to expedite the troubleshooting process would be appreciated, as the vehicle needs to be operational by tomorrow morning. It detects the Urea concentration in the DEF. SKU Q21-6172-K1T. This manual contains useful information for the safe and efficient operation of the 579EV. osc wkyb bbvyt sfgjjq pkq mlbx wljch xmvvqhg cknfl queqw gxad drewokp emo znswg fgfsh