Emissions:DEF Problems
D.E.F CONSUMPTION ISSUE. USING MORE THAN THE USUAL AMOUNT OF FLUID, * Not stated.
[CUSTOMER STATES DASH SAYS DIESEL EXHAUST FILTER FULL] * the vehicle has p24b4 and p242f active in the system. the monitored system, idle at 12000 psi fuel pressure and pdf soot level above 10g. particulate matter sensor failure causing excess soot and fuel control actuator sticking, pdf too full to regen (above 9g)Installed 68444374AA :SOLENOID: FUEL QUANTITY Installed 68296341AE :CONVERTER: CATALYTIC Installed 68437471AA :GASKET: EXHAUST PIPE Installed 68354201AB :SENSOR: PARTICULATE MATTER replaced fuel control actuator, fuel pressure at idle at 6100. replaced particulate matter sensor replaced pdf and completed regen to clear p242f code, test drove to verify repairs
DEF FLUID WAS READING 99 MILES UNTIL EMPTY- GAUGE SHOWED 3/4 FULL. NOW TANK IS READING FULL ALTHOUGH CUSTOMER HAS NOT ADDED ANY FLUID. * COULD NOT DUPLICATE
COULD NOT DUPLICATE. LABOR IS 0.00 TECH 434
DEF RANGE ON CLUSTER DOESN'T CHANGE WITH DEF TOP OFF. * def frozen.
THE ENGINE LIGHT IS ON. * 02 SENSOR JUST REPLACED IN FL ADBLUE DELIVERY PUMP FAILED PERFORMED SHORT TEST AND FOUND CODE A P300E3B The efficiency of component 'SCR catalytic converter' is not sufficient. STARTED PERFORMING GUIDED TESTING AND FOUND NO PRESSURE BUILD UP DURING ADBLUE METERING TEST. PERFORMED TESTING ON ADBLUE DELIVERY PUMP. TESTED PUMP 3 PHASE LINES BACK TO SCR CONTROLLER AND FOUND ALL AT .01 OHMS . PERFORMED GRAPHIC TEST OF PUMP . NOTE THAT IF PUMP IS MANUALLY SPUN RPM DOES SHOW IN TEST, BUT NO PRESSURE BUILD UP. (NOTE THAT NO CODES WERE SET FOR DELIVERY PUMP) REMOVED FRONT BUMPER AND RIGHT SIDE FENDER LINER, THEN REPLACED ADBLUE DELIVERY PUMP. REASSEMBLE AND PERFORMED PUMP TESTING. PUMP NOW PASSES ALL FIELDS. DUE TO THE NATURE OF THE РÐООÐÐÐ CODE PERFORMED DIAGNOSTIC DETERMINATION DRIVE WITH SDS AND MONITORED NOX SENSOR READINGS. START 0 12:10 4009 MILES END AT 12:49 4029 MILES . BOTH GRAPHIC TESTS LOOK AS DESIGNED AND NO CODES RETURNED . VEHICLE IS NOW AS DESIGNED.
the DEF will read over 1/2 tank when he shuts it off then when he gets back in it will read empty, is intermittent, at times a low quality light will come on and he runs the blue DEF. * NO PROBLEMS FOUND WHEN UNIT GOT HERE DEF GAUGE SHOWED 1 BAR. EVERY
TIME UNIT HAS BEEN STARTED GAUGE HAS NOT MOVED. COULD NOT DUPLICATE CUSTOMER CONCERN. LABOR IS 0.00 TECH 434
Ð SERVICE ACTION: N241 DEF MALFUNCTION WARNING MESSAGE * N241 SERVICE ACTION MESSAGE
192 WR