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ON A C15 CAT THAT HAS NO POWER. TOP SPEED IS 64 BOBTAIL AND
I AM WORKING ON A C15 CAT THAT HAS NO POWER. TOP SPEED IS 64 BOBTAIL AND IT TAKES MANY MILES TO GET THERE. ON A TEST DRIVE I NOTICED THE ECM HAD BOOST PRESSURE AT 0 AND THE MECHANICAL GAUGE I INSTALLE… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 2004 c15 Acert that only builds 12 pounds of boost.
I have a 2004 c15 Acert that only builds 12 pounds of boost … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have an 07 Freightliner Columbia with a cat c15 acert.
I have an 07 Freightliner Columbia with a cat c15 acert. Where does the line for the boost gauge originated from? Boost gauge not working… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
C13 hesitates under throttle. Unresponsive turbo. 2006 9200i
Im hearing it's a bad wastegate but I can't seem to find it… read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
207 satisfied customers
My 2007 357 Peterbilt stumbles randomly and emits unburned
Hi my 2007 357 Peterbilt stumbles randomly and emits unburned fuel smoke when it does.we changed injector harness. Had a check engine light on and it still ran ok checked the engine harness and found … read more
Bradey V
Bradey V
Certificate
80 satisfied customers
Catman peterbilt with c15 acert. MXS why is my engine fan
catman peterbilt with c15 acert. MXS why is my engine fan always running.. i have CAT ET. what/how do i check ?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a C15 Acert MXS that has low power, low boost and
I have a C15 Acert MXS that has low power, low boost and high egt. Seems to get worse the longer the truck runs. Truck has been to a Peterbilt dealer and can't find any boost leak.… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
2011 IH 4300 Maxxforce DT. Oil pressure gauge is giving a
2011 IH 4300 Maxxforce DT. Oil pressure gauge is giving a faulty ready of 9 psi. and tripping check engine / shut down light. Manual gauge shows 60 psi at start up and 38 psi warm, obviously not an en… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
2004 Freightliner Columbia with a Cat C-15 Bridge (MBN
2004 Freightliner Columbia with a Cat C-15 Bridge (MBN series, single turbo) engine has no power thru the gears, but most noticeably from 7th on up to 10th. Problem initially started when the truck bl… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a Cat C9 ESN C9S01556. this unit had a fault code
Hello I have a Cat C9 ESN C9S01556. this unit had a fault code for low boost pressure that keeps coming back. It has 200 counts. Aprox 1300 miles ago I replaced the boost pressure sensor, for the same… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 05 379 I am having problems with the engine not
I have a 05 379 I am having problems with the engine not picking up the throttle position acts like it wants to but just cant. (Sometimes) it acts like it's starving for fuel and starts fluttering and… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Very low engine power, low turbo boost, no codes present after changing two injectors and
Very low engine power, low turbo boost, no codes present after changing two injectors and the intake actuator harness. Removed the four injectors and installed new o-rings. Replaced turbo boost sensor… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 2004 Cat C-13 ESN : KCB20419 This unit will
hello I have a 2004 Cat C-13 ESN : KCB20419 This unit will not build any boost, during accl it is very slow no power. AT the very top end it is only building like 8 psi. I already replaced the boost p… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a W900L with a C15 ACERT (bxs) that has been set to
I have a W900L with a C15 ACERT (bxs) that has been set to 550 HP by CAT. Whenever I engage the clutch from a stop the engine lugs hard like I'm overloaded. Occasionally if I'm not careful it will sta… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I am working on a sdp acert engine. Turbo boost not reaching
I am working on a sdp acert engine. Turbo boost not reaching max. Sometimes it will reach 40psi and drop back to about 32 psi… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,737 satisfied customers
Hello, What's the best way to break in a new c15 engine? Do
Hello, What's the best way to break in a new c15 engine? Do I use any special oil ? Thanks… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 2008 Peterbilt with a C15. It has kind of a miss,
I have a 2008 Peterbilt with a C15. It has kind of a miss, it's like someone cuts power to the injectors for a split second. It makes the engine shudder but gives no codes doesn't even kick off the cr… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
I have a 05 625 cat accert and having low power issues. We
I have a 05 625 cat accert and having low power issues. We had a ECM writer program the ECM for performance. We've installed a fass system and per the ecm writer backed the vva's of a full turn. I'm b… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,234 satisfied customers
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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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