Medium and Heavy Trucks

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I am working on a 2009 c-13 with a regen issue. It was going
Dear Catman, I am working on a 2009 c-13 with a regen issue. It was going into regen but in a short period of time it would kick out of regen and throw a code for " aftertreatmant 1 failed to ignite".… read more
Cat Man
Cat Man
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Kenworth T660 2011 with cat Acert SDP 21414 ENGINE. Won't
Kenworth T660 2011 with cat Acert SDP 21414 ENGINE. Won't refer had doc baked then ran few hundreds mikes same problem. Loss of combustion.. REPLACED THE FOLLOWINGS. ARD head, Fuel fittings, Spark Plu… read more
Cat Man
Cat Man
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I have a c 15 which had a clogged dpf filter which we baked
I have a c 15 which had a clogged dpf filter which we baked and we replaced two exhaust temp sensors now the truck shuts down after 15 mins with a dpf ignition failure ard head was filthy might still … read more
Cat Man
Cat Man
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On a c13 cat with a clean dpf filter (removed and sent
hello on a c13 cat with a clean dpf filter (removed and sent out to bake) reinstalled and truck performed regen on its own. 2 days later current values on truck are .01psi diff pressure dpf 1&2 pressu… read more
Cat Man
Cat Man
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This question is Man... We have a Cat C15 with an active
This question is for Cat Man... We have a Cat C15 with an active EVENT with the code 3719-0. The truck came in with the check engine and stop engine lights on. We had the DPF cleaned and the flow rati… read more
Cat Man
Cat Man
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I have a c13 with the seriel number LEE24195 that has active
I have a c13 with the seriel number LEE24195 that has active events on, the flash codes are 3246-16 and 3719-16. We removed the dpf filter for manual cleaning and it was dirty, after dpf cleaning the … read more
Cat Man
Cat Man
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I am working on a c13 that needs to regen. It had a bad
I am working on a c13 that needs to regen. It had a bad exhaust temp sensor that was preventing it from regening. I changed out the sensor and was able to start a manual regen but it will only run for… read more
Cat Man
Cat Man
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Cat Man I have an SDP that flashed me the High exhaust
Hello Cat Man I have an SDP that flashed me the High exhaust temp light when i pulled up to a stop sign it then went out as soon as i started to move again but then came on again when i stopped to par… read more
Cat Man
Cat Man
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2008 F750 W/C7 - STOP ENGINE LIGHT ON & ENGINE SHUTS DOWN. ALL
2008 F750 W/C7 - STOP ENGINE LIGHT ON & ENGINE SHUTS DOWN. ALL FLUID LEVELS & PRESSURES GOOD,LOW MILES, NEW DPF SENSOR ASSY . CANNOT CLEAR DPF 3719 CODE.… read more
Cat Man
Cat Man
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I have a 2007 f-650 c7 cat c7s01017 that is reduced power and
I have a 2007 f-650 c7 cat c7s01017 that is reduced power and shuts down.3719,3249 codes need to understand what these codes mean together.… read more
Cat Man
Cat Man
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I have a 2008 pete with a c13 in the last 2 months I put on
I have a 2008 pete with a c13 in the last 2 months I put on a dpf and new sensor group the old filter was cracked exhaust tep 1 will not get over 300 flame temp is 1900-2100 temp 2 is(###) ###-####tes… read more
Cat Man
Cat Man
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I am working on a 2008 Kenworth with Cat C-15. The truck has
I am working on a 2008 Kenworth with Cat C-15. The truck has been in the garage here for quite some time, very clean,well maintained truck. It has had numerous regen problems over the past few years a… read more
Cat Man
Cat Man
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Hello I have a cat c-9 ESN C9S01556 I need to know want the
Hello I have a cat c-9 ESN C9S01556 I need to know want the CGI mass flow rate should be during an active regen?… read more
Cat Man
Cat Man
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One of our techs just replaced turbos and ard head on a sterling
One of our techs just replaced turbos and ard head on a sterling truck with a c-13 with a serial number of lee07375. We are having problems with the dpf regen system as we have some active events that… read more
Cat Man
Cat Man
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Hello I HAVE A CAT C-7 esn :C7s09800 with an Active code 3473-31.
Hello I HAVE A CAT C-7 esn :C7s09800 with an Active code 3473-31. I replaced the ARD head and spark plug, plug wire.… read more
Cat Man
Cat Man
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OK so we pulled the dpf off. I probed the filter and it seems
OK so we pulled the dpf off. I probed the filter and it seems to go all the way to the other end. We pulled both fuel lines from the top of the ard and blew out the screens air passes thru both of the… read more
Cat Man
Cat Man
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Hello I have a Cat C-9 ESN. C9S01556 with a code 3473-31 and
Hello I have a Cat C-9 ESN. C9S01556 with a code 3473-31 and 3774-31 active I have check over the system and do not see any defects. I ran the transformer spark test. and check all filter fittings. I … read more
Cat Man
Cat Man
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Hello I have a Cat C - 13 ESN LEE23368. This unit keeps. Omming
Hello I have a Cat C - 13 ESN LEE23368. This unit keeps. Omming back with a 3719-0 code. We relPlaced the ard head, spark plug, and heater. Put the unit back in service and it only lasted 4 days and c… read more
Cat Man
Cat Man
Cat Engine Expert
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