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DEF Gauge Reading Incorrectly 49-32

5. Clean all DEF crystallization from the remainder of the unit with hot water. 6. Using a digital multimeter (DMM), test the sending unit resistance to make sure it is working properly. Refer to Table 1 for DEF level sensor resistance. 6.1 Connect the ohm meter to the sending unit connector on DEF Metering Unit Inlet Screen Clogging Due to Mar 04, 2013 · ture in the air system, possibly resulting in a DEF system fault code (see Table 1) and/or a clogged air inlet screen (DDE A0001400594) in the DEF metering unit. If a vehicle is showing this symptom, perform the inspec-tion below to determine the cause of the excess moisture, and make repairs as needed. DEF System Fault Codes SPN FMI Description

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DEF is a simple, non-toxic, inexpensive pre-mixed fluid composed of two-thirds pure water and one-third automotive-grade urea. Its used as a catalyst by SCR-equipped engines to reduce oxides of nitrogen (NOx) emissions. Tanks range in size from 6 to 23 gallons depending on the trucks application, which means you, can go thousands of miles I have a spn4358 5 Cade def metering unit doser heater Mar 27, 2018 · Measure the voltage between pin 2 on the harness side of the DEF metering unit doser heater connector and ground. If the voltage is greater than 11.75 volts, Go to step 5. If the voltage is less than 11.75 volts, repair the wire between pin 2 on the harness side of the DEF metering unit doser heater and pin 39 of the ACM 120-pin connector. astm a109 a1008 cold rolled steel - patrimoine steel SupplierA109 Cold Rolled Strip Steel Mead Metals in Minnesota A109 Cold Rolled Strip Steel Product Specifications We stock ASTM A109 cold rolled strip steel in tempers #1 (full hard) through #5 (dead soft). ASTM A109 strip steel offers tighter thickness tolerances than ASTM A1008 steel. It is highly formable, depending on temper, and is useful in a wide range of applications.

146-13.pdf - SPN 4335/FMI 1 EPA10

19. Remove the DEF metering unit air supply line and the DEF metering unit compressed air supply screen. Refer to section "Removal of the Diesel Exhaust Fluid Metering Unit Compressed Air Supply Screen". NOTE:If inlet screen is discarded, continue diagnostics before installation of