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I have a customer with a Cat C9 serial number C9S00655. The
I have a customer with a Cat C9 serial number C9S00655. The check engine light is on the dash, but there are no active or logged codes. There is an "active event" and when you click on the tab it show… read more
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Gary A.
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Engine light came on this morning with a 3556-7 code.
Engine light came on this morning with a 3556-7 code. Aftertreatment 1 Hydrocarbon Doser 1 not responding properly. … read more
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Nich1019
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2009 KW w900 cat c13 acert engine. After treatment filter
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I have 2009 C13 that is giving me issues. My EGT #2 sensor
I have 2009 C13 that is giving me issues. My EGT #2 sensor (flame sensor) in the ARD is reading 31.9 degrees on PIDs. I replaced sensor with OEM CAT sensors and same thing. Took wiring harness apart a… read more
Daniel Wilson
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I am trying to troubleshoot FAULT CODE 3711-31 I did ARD
I am trying to troubleshoot FAULT CODE 3711-31I did ARD Nozzle Current Test- the readings are 12V, now I am trying to perform ASVT test and I get message for “Engine Speed Present”These are the steps … read more
Cat Man
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I have a 08 cat c7 on a f650 cass. getting code spn 3473 fmi
I have a 08 cat c7 on a f650 cass. getting code spn 3473 fmi 31 amd spn 4077 fmi 16 and am not able to run my regen for the dpf system. … read more
Cat Man
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I have a 2008 f650 with c7, I have replaced the Ard head the
I have a 2008 f650 with c7 , I have replaced the Ard head the Ard head it ran and … read more
Cat Man
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Have active code spn 3711 fmi 31 and spn 3719 fmi 0. 2009
have active code spn 3711 fmi 31 and spn 3719 fmi 0. 2009 western star with a cat c15. will only run for 1 minute. engine light and engine stop lights are on. … read more
Cat Man
Cat Man
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Trying to troubleshoot fault code 3473-31, after treatment
Trying to troubleshoot fault code 3473-31, after treatment #1 failure to ignite. ARD head and spark plug have been replaced already. … read more
Cat Man
Cat Man
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I have a Cat C13 with code 3719-16 active, and when I try to
I have a Cat C13 with code 3719-16 active, and when I try to Regen, it fails between 5 and 15 minutes into the process every time. So far, I have replaced the ARD spark plug, cleaned and flushed out t… read more
Cat Man
Cat Man
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Have a cat c-15 with active event for particulate trap
have a cat c-15 with active event for particulate trap active regeneration inhibited due to low exhaust gas temperature any ideas… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
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I have a 2009 Kenworth w900l with a cat c15 sdp and I'm
Hello I have a 2009 Kenworth w900l with a cat c15 sdp and I'm having regen problems. Connected a scanner and code 3711 fmi 31 comes up. Have changed the mass flow sensor, ARD head and spark plug. Any … read more
Cat Man
Cat Man
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I have a 2009 kenworth with a cat c-13 acert that keeps
hello again, I have a 2009 kenworth with a cat c-13 acert that keeps kicking me out of regens due to the "engine intake valve actuation system oil pressure voltage below normal" also I hear a weird no… read more
Cat Man
Cat Man
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I have a c7 cat that runs from 2 seconds to two minutes and
I have a c7 cat that runs from 2 seconds to two minutes and shuts down. My proline says aux in out special instructions. PCI 154 flu 14. And what the f**k control mode not ident. Psi 151 fmi 11… read more
Cat Man
Cat Man
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Cat Man, we have a 2008 Kenworth with Cat C15 SDP engine.
Cat Man, we have a 2008 Kenworth with Cat C15 SDP engine. The engine is derated, with code 3719-0. Forced regeneration failed with a 3711-31. At the end of forced regeneration attempt, we got error 11… read more
Cat Man
Cat Man
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hello I am working on c13 lee serial regen is kicking off for
hello I am working on c13 lee serial regen is kicking off for error code 112c dpf intake temp to low can you help thanks chris… read more
Cat Man
Cat Man
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Mr. cat man with the two codes that I Have on this truck. What
Mr. cat man with the two codes that I Have on this truck. What should I look for to make sure I repaired the problem?… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
10,344 satisfied customers
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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Vocational, Technical or Trade Scho
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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