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Related Medium and Heavy Trucks Questions
I have a 3126 cat. Code 164-11. I've replaced 6 pack
I have a 3126 cat. Code 164-11. I've replaced 6 pack injectors, oil pump, ipr, injection pressure sensor. Still no start. Spray a very little starting fluid. Start up good. Only. … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
I have a 99 freightliner fl60 with a cat 3126 with huei
I have a 99 freightliner fl60 with a cat 3126 with huei injection system and I accidentally knocked a 10amp fuse out of the fuse panel in the cab on the passenger side while the truck was running.. on… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
6,062 satisfied customers
1999 freightliner fl60 with cat 3126. Will not start. Wait
1999 freightliner fl60 with cat 3126. Will not start. Wait to start light not coming on and scanner will not communicate with ecm. Unplugged wiring harness going to sensors to rule out a shorted senso… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I've got a FL60 freightliner with a 3126 Cat and i need to
i've got a FL60 freightliner with a 3126 Cat and i need to replace the water pump v-belt, do I have to remove the harmonic dampener? and if so can i remove the outer bolts or do i have to remove the i… read more
Curtis B.
Curtis B.
Technician
Associate Degree
1,947 satisfied customers
I have a 3126 ECM that is sending desired Inj Act pressure
I have a 3126 ECM that is sending desired Inj Act pressure to 1450 at initial start than after about a minute it drops to 870 and runs smooth. For the minute is surging in RPM's. I have replaced every… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Cat 3126, '05' I am having a hard start problem once the
Cat 3126, '05' I am having a hard start problem once the engine warms up a little, with a vlt mtr on the heat solenoid it shows that after a little while of running, during restart the system holds th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 2001 freightliner FL70 with cat 3126 wont start
i have a 2001 freightliner FL70 with cat 3126 wont start check engine light and glow plug light flash intermittantly … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Have an FL 80 Freightliner with 3126 engine that is
Have an FL 80 Freightliner with 3126 engine that is experiencing intermittently severe power loss. After sitting and cooling off power level return to normal levels only to relapse in an hour or two o… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 2001 cat 3126 in a fl70 box truck with 276,000
i have a 2001 cat 3126 in a fl70 box truck with 276,000 miles the flash codes are 39 15 49 12 61 69. It starts up then the engine protect light comes on and shuts the motor down. I cleaned all connect… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
1997 Freightliner FL70 with 3126 Cat Engine and Automatic
1997 Freightliner FL70 with 3126 Cat Engine and Automatic Transmission.The Water\Oil light is coming on intermittently along with a buzzer. Can someone help me trouble shoot this? I don't want to arbi… read more
FIX-IT
FIX-IT
Comercial transport technician
Vocational, Technical or Trade Scho
829 satisfied customers
This question is Man who I have contacted before about my
This question is for Cat Man who I have contacted before about my 2000 Freightliner FL70 with a CAT 3126. I originally contacted Cat Man because the 3126 would not start when the engine was cold, but … read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
Have a 2005 freightliner with a 3126 cat motor, cranks but
Have a 2005 freightliner with a 3126 cat motor, cranks but wo't start ihave 2 active codes pid 164 fmi3 injection actuater pressure and pid110 fmi 3 coolant temp voltage high. I am not even showing th… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 02 Chev Kodiak with a cat 3126 will go about 15min
I have a 02 Chev Kodiak with a cat 3126 will go about 15min then will cut off. Let it sit 3 min then will start and go again… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
First time starting my truck in the morning it blows clouds
First time starting my truck in the morning it blows clouds of white smoke. After it warms to almost the halfway mark smoke turns to blue. If I turn the truck off and reset the ecu by switching from t… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I am having a problem with a 1999 CCC rear load garbage truck
I am having a problem with a 1999 CCC rear load garbage truck with a 3126 (7AS49610). The truck was shutting down when you tried to compact trash (like starving for fuel) and may start right back up o… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 2004 Chevy C6500 with a Cat C7 my Alt. failed So
I have a 2004 Chevy C6500 with a Cat C7 my Alt. failed So I drove about 10 miles voltage never got below 10V then the check engine light flashed and another light with 2 red arrows that are in a circl… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have a 3126 in my Chevy rollback and under load the engine
I have a 3126 in my Chevy rollback and under load the engine light comes on and RPM's will not run above 1900, cutting off and restarting is resetting whatever is doing this but it will do this severa… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
I have an 2000 frghtliner FL70 w/3126 CAT. runs great ,but
I have an 2000 frghtliner FL70 w/3126 CAT. runs great ,but cant shut it off ,want restart. I have done service, filters , fluids , no diag codes present. can you help?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
10,344 satisfied customers
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Meet the Experts:

Daniel Wilson

Daniel Wilson

6,062 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

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I am ASE Master Truck Certified.

Wayne

Wayne

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worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling

Jeremy

Jeremy

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ASE Med/HD Truck Technician, NATEF Diesel Engines and Electrical/Electronics Technician, Network Engineer specializing in CAN faults, Aftertertreatment, and vehicle communications

Curtis B.

Curtis B.

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Technician turned service manager on multiple lines of trucks and engines, used in industry.

cumminsdr

cumminsdr

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All types of Cummins applications

Chris (aka-Moose)

Chris (aka-Moose)

Technician

641 satisfied customers

24 years of experience diagnosing & repairing

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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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