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2007 KW T600. Cat C15 Acert engine NXS16742. I had an engine
2007 KW T600. Cat C15 Acert engine NXS16742. I had an engine code for #6 IVA. I replaced #5 and #6 and #6 still failed the test. It took me about a month to get back into it, but I found the wiring ha… read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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I have a CAT c13 and under load valve train rattles. We have
Hello, I have a CAT c13 and under load valve train rattles. We have adjusted valves IVAs and checked for broken springs. It's a KCB. What are possible causes?… read more
Nich1019
Nich1019
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Vocational, Technical or Trade School
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I have a c13 cat with fault code 399. 2010 Kenworth with a
The code description in cat et says engine injector cyl 5 actuator #2 current below normal. The local Kenworth dealer said to replace the low pressure actuator valve. I replaced them on cylinder 5 and 6. Same problem and same code came back as soon as I cranked the engine up and still skipping … read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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2005 c13 goes into a heavy miss condition after running
2005 c13 goes into a heavy miss condition after running hard, and pulling a load on the engine … read more
Cat Man
Cat Man
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Cat man I have a c13 in a International truck that before it
Cat man I have a c13 in a International truck that before it warms up will run ruff and miss and blow some white smoke I have a feeling it is the vva's it has no codes. when it warms up fully runs jus… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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2007 Caterpillar C-15 Acert NXS engine. 550 hp 1850 tq. I
2007 Caterpillar C-15 Acert NXS engine. 550 hp 1850 tq. I recently installed boost gauge to monitor boost. Boost never went over 30-33 under load. I was told this was fine, no problems. Then I was off… read more
Cat Man
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2007 Caterpillar C-15 Acert. 1,314,700 miles on original
2007 Caterpillar C-15 Acert. 1,314,700 miles on original engine. I had an overhead ran and within 2 hours of driving, I got check engine light. Flash codes 94 and 95. I replaced the intake oil pressur… read more
AMANDEEP MAHERU
AMANDEEP MAHERU
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Have a 04 Acert c13 getting code 94. 2004 sterling 9500 with
Yes and have fixed a few exhaust leaks since truck is low on power … read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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I have a cat bxs that has a flutter or miss or something but
I have a cat bxs that has a flutter or miss or something but doesn't do it all the time. I had the fuel pressure regulator changed it ran ok for awhile but is back to its old tricks. Runs great when y… read more
Cat Man
Cat Man
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On a 2005 cat c15 acert engine the vva were deleted in the
On a 2005 cat c15 acert engine the vva were deleted in the new program can they be removed… read more
Cat Man
Cat Man
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Cat Man, I have a customer here that has a MXS52081 that has
Cat Man, I have a customer here that has a MXS52081 that has 2 IVA actuator Codes. He wants to know if its safe to drive it home (a few hundred miles) so he can fix it himself.… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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Cat Man, I'm working a Cat c-15 mxs05899. The truck wouldn't
Hi Cat Man, I'm working a Cat c-15 mxs05899. The truck wouldn't reach full boost pressure and it took a while to get the truck up to full road speed. I scanned it and got 2 inactive fault codes. The f… read more
Cat Man
Cat Man
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2005 KW W900 with a Cat (mxs16734) customer complaint of a
2005 KW W900 with a Cat (mxs16734) customer complaint of a miss while driving. Heavier the load the more frequent the miss. We found 2 weak IVA's and replaced them. Customer took the truck for test dr… read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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I have a 2005 c15 acert mxs engine. With the assistance of
I have a 2005 c15 acert mxs engine. With the assistance of my carrier's shop mechanics I diagnosed and replaced a cracked intake valve actuator. When all was said and done we went to check the valves … read more
Cat Man
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2007 kw w900 c13 cat code 385 fmi 1 will trip only when hot
2007 kw w900 c13 cat code 385 fmi 1 will trip only when hot and into a pull than 30 seconds,replaced all actuator solenoids,intake actuator sensor and shut off solenoid,checked check valve looks OK,al… read more
Cat Man
Cat Man
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I have a Peterbilt with a c15 acert bxs serial prefix. It started
I have a Peterbilt with a c15 acert bxs serial prefix. It started cutting out the other day and we are trying to figure out why. I have cat et and there are no codes or events. Coolant temp is correct… read more
Daniel Wilson
Daniel Wilson
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Cat man just trying to understand the accert motors what cat
Cat man just trying to understand the accert motors what cat changed as far as fueling and timing to decrease the fuel economy. I know that they turned up the thermostats so they run hotter but what e… read more
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Cat Man
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I have a 2007 F750 with a cat C7, I have low respose under
I have a 2007 F750 with a cat C7, I have low respose under acceleration like the turbo is not working. I have checked all the intercooler lines (ok) I can only generate 18 lbs of boost pressure and I … read more
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Cat Man
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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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