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3126 cat will only start on ether. 8yl54721 in a 2000
heui pump replaced, cam sensors replaced, checked cam sensor gap, installed 2 different test ecm's, checked for injector oil leaks, have 1300 psi oil at block, good fuel pressure, good power and grounds at ecm, checked ecm harness and load tested wires, after starting with ether it runs smooth all day. … read more
Cat Man
Cat Man
Cat Engine Expert
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On a c-12 cat is there a schematic on what pins should have
on a c-12 cat is there a schematic on what pins should have power from ecm to turn on injectors i have a c-12 that cranks no start and no codes only fires on ether… read more
Cat Man
Cat Man
Cat Engine Expert
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2000 GMC C6500 Wth cat motor wont start by it's own, it
2000 GMC C6500 Wth cat motor wont start by it's own, it start with ether, i have replaced fuel pump & rpm timing sensor, still no help can some one help me out.… read more
Cat Man
Cat Man
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How do u test the regulator, 1999 Pete 357. Cat c10, Change
Change motor mounts pulled harness out way to get to bolts.bleed system now it will not start … read more
Cat Man
Cat Man
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I have a 1995 ford ltl9000 with a 3406 cat engine it will
I have a 1995 ford ltl9000 with a 3406 cat engine it will crank but will not start but if you spay it with ether it will start and run all day until you turn it off then it will not start until you sp… read more
Cat Man
Cat Man
Cat Engine Expert
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Is there a Caterpillar engine expert available? We can't
Is there a Caterpillar engine expert available? We can't start a Cat 3126 engine in a motor home.… read more
Cat Man
Cat Man
Cat Engine Expert
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How is your service priced? Cat 3126 in '99, Trying to! New
Trying to! New speed/timing sensor, new fuel transfer pump, checked power to ecm (from harness side), pin 70 has 9.8 to 10 volts when cranking, Fuel restrictor at back of head works, with no sign of metal fragments. Also, sprayed contact cleaner on both ECM pins and sockets. This cat 3126 is in '99 GMC. Engine serial #7AS79444. Oh, cannot check flash codes as vehicle does not have cruise control. … read more
Cat Man
Cat Man
Cat Engine Expert
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Working on a 1999 KW with a C10 getting codes PID 100 FMI 11
working on a 1999 KW with a C10 getting codes PID 100 FMI 11 flashcode 46 and PID 190 FMI 0 flashcode 35 when pulling a trailer, loaded or empty, but not bob tailing.... replaced both engine speed and… read more
Cat Man
Cat Man
Cat Engine Expert
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Gregg here, I have C7, came in running rough, hooked up
Hi, Gregg here, I have C7, came in running rough, hooked up etech and had 164-11 and 164-2. ckd oil was over full. took off vc and psi test fuel sys, found 2 inj leaking fuel. replaced. now engine run… read more
Cat Man
Cat Man
Cat Engine Expert
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I have put 2 reman heup pumps and have 6 psi on the fuel
I have put 2 reman heup pumps and have 6 psi on the fuel pressure and little or no oil pressure. We put a rebuilt engine with rebuilt injectors from the cat dealer back in march it has about 5000 mile… read more
Cat Man
Cat Man
Cat Engine Expert
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I put a 99 c10 in my 98 international that I put a rod of of
I put a 99 c10 in my 98 international that I put a rod of of side. Also a c10. The cam sensor and crank sensor on new motor are two wire, where my ecm wires are 3 wire. Sensors are in different places… read more
Cat Man
Cat Man
Cat Engine Expert
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I have a 2006 c-15 cat engine. It wont start. It cranks but
I have a 2006 c-15 cat engine. It wont start. It cranks but wont fire. Its a t800 Kenworth dump truck. What could be the problem?… read more
Cat Man
Cat Man
Cat Engine Expert
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I am working on a 02 FL60 with a 3126 Cat that will not start..
I am working on a 02 FL60 with a 3126 Cat that will not start.. wil run on starting fluid..any help… read more
Cat Man
Cat Man
Cat Engine Expert
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i have a 98 c6500 3125 cat want start when it does start sometimes
i have a 98 c6500 3125 cat want start when it does start sometimes just shuts off and want start turns over great, have fuel pressure back of head all new filters new ijector pump has oil pressure whe… read more
Cat Man
Cat Man
Cat Engine Expert
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9,553 satisfied customers
Hi, Im having a problem with a Cummins ISC with the CAPS fuel
Hi, I'm having a problem with a Cummins ISC with the CAPS fuel pump. It will not start when it's hot. 150 to 180 degrees engine temp. The only way it will start is using a little starting fluid. It st… read more
FIX-IT
FIX-IT
Comercial transport technician
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829 satisfied customers
Good afternoon i have a cat C7 cranks and doesnt start - we
Good afternoon i have a cat C7 cranks and doesnt start - we have the following codes on it 42-11 X 11 counts , 70-5 x 8 counts , 164-3 x19 counts, 102-3 x3 counts, 105-3 x 1, 108-3 x 2 counts. While c… read more
Cat Man
Cat Man
Cat Engine Expert
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Internatio C10 cat engine: I have a 2001 international truck
I have a 2001 international truck C10 cat ingine stop on the road got tow I check oil low end I add oil no start check oil pressure on the dash gaug ok water temp ok Cheka fuel pressure 15psi end I tr… read more
Cat Man
Cat Man
Cat Engine Expert
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9,553 satisfied customers
96 volvo with cat 3406E died. No fuel flow thru ecm. Would
96 volvo with cat 3406E died. No fuel flow thru ecm. Would only turn over with either spray. Used shop peterbiult ecm ran in shop ok. Then grabbed and ecm from blown motor 98 Volvo with 3406E and swap… read more
Cat Man
Cat Man
Cat Engine Expert
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