Is there any warranty on Cat 3126 cranks?

The diagrams I have seen don’t look exactly like my configuration. No warranty! Any thoughts?

What kind of engine does a cat 3126 have?

I have a 3126 in a 2004 Ford that was running fine when I parked it. Tried to start it after is sat for a couple of weeks. The engine cranks like it should but makes no signs of starting.

Why does cat 3126 B won’t start?

Really need to check the HEUI oil pressure while cranking, if it has an internal oil leak or a worn HEUI pump it wont get enough oil pressure to fire the injectors when cranking. rpsunrise Thanks this. I ran the codes as Jas suggested and came up with 87 and 34 in that order.

How to count the flashes on Cat 3126?

Count the flashes, they will be two digit numbers, eg. 6 flashes then a pause then 3 flashes would be code 63. there may be several codes, it will flash them all one after another. You usually need to go through this process several times to make sure your getting the codes correct.

The diagrams I have seen don’t look exactly like my configuration. No warranty! Any thoughts?

I have a 3126 in a 2004 Ford that was running fine when I parked it. Tried to start it after is sat for a couple of weeks. The engine cranks like it should but makes no signs of starting.

Why does my truck engine not start when I replace the ECM?

NOTE: A new ECM comes with an unprogrammed Personality Module in it. If the ECM has been replaced, the ECM WILL NOT COMMUNICATE and the ENGINE WILL NOT START until the integral Personality Module has had software flashed into it. 4.

What are the codes on a cat 3126?

The intake heater relay energizes when it is supposed to and I can feel the intake get a little warm to the touch after a couple of cycles so I believe it is probably ok. The cruise/rpm switch method revealed 2 codes. #39 and #38. I don’t have access to a code reader.

Why does my cat school bus not start?

Still haven’t had a scanner on it but the cat dealer thinks the heui pump and all 6 injectors need replacing ($3600.00 parts only). He says the low oil has killed the pump and spread metal cuttings throughout the injectors.

What to do if your engine cranks wont work?

1. Fuel Supply Or Engine Oil Supply Low: Check that there is a sufficient fuel supply to operate the engine and the engine oil level is at the desired level. Engine oil feeds the high pressure hydraulic pump. 2. No Power To ECM: a. Using an electronic service tool check for logged or active diagnostic codes.

What does it mean when your engine cranks to zero?

No Speed/Timing Signal: a. While cranking the engine, observe engine rpm on a status screen of the EST. If the rpm reads 0 (zero) while cranking, there is a problem in the speed/timing circuit, or the engine cranking speed is below 100 rpm.

When to replace cam sensor on Cat 3126?

Cat 3126. Discussion in ‘ Trucks ‘ started by John White, May 22, 2014 . Just replace cam sensor on cat 3126. I don’t have a scanner to remove fault code.