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I have a Peterbilt 385 here in. Our shop. I have checked
I have a Peterbilt 385 here in. Our shop. I have checked relays and fuses and low pressure switch. For a 2006 Peterbilt vin 733051. Customer did say he heard a pop but all fuses are good even checked … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,791 satisfied customers
Need OEM ECU plug pinout diagram for 2000 Peterbuilt mod.320
Need OEM ECU plug pinout diagram for 2000 Peterbuilt mod.320 to cummins ISM (cm 570),can you help? … read more
cumminsdr
cumminsdr
Mechanic
High School or GED
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I go down the road an it derates, then it makes a Noise.
I go down the road an it derates, then it makes a Noise … read more
Mike
Mike
Triage Tech/Shop Foreman
Associates
287 satisfied customers
I have a n14 Cummins it give me diagnostic code of 31 I need
I have a n14 Cummins it give me diagnostic code of 31 I need to know what that is. … read more
Keiphun Sowell
Keiphun Sowell
AutoDiesel Technology
425 satisfied customers
Just bought a 2005 International 9400i with a n14 celect
Just bought a 2005 International 9400i with a n14 celect plus truck was built 4/2/2004. Was told engine brake did work, but now it doesn't. I have no power to the on/off switch or clutch switch. I nee… read more
Eddy
Eddy
HD Truck Tech
GED
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1997 peterbilt n14 celeste plus. 1997 peterbilt cummins n14
Chasing a problem for several years. Seems to me when I have an injector starting to miss the ecm will derate engine power.im not sure if this is a derate or just a power loss. … read more
Mike
Mike
Triage Tech/Shop Foreman
Associates
287 satisfied customers
1995 Peterbilt n14 Cummins the speedometer quit put new
1995 Peterbilt n14 Cummins the speedometer quit put new sensor and gauge in still not reading checked wires and all ohm out any solution? … read more
Andy
Andy
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Vocational, Technical or Trade School
2,594 satisfied customers
I have a 98 n14 select plus. Cummins replaced the fuel pump
I have a 98 n14 select plus. Cummins replaced the fuel pump about 3 months ago. Every since then it has been sputtering especially when under a load. The other day it just completely stalled on me. I … read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,272 satisfied customers
ENGINE ONLY REVS TO 1500 RPM, HAS LOW VOLTAGE CODE FOR FUEL
HAVEN'T CHANGED ANY PARTS MEASURE VOLTAGE AT SOLENOID HAS BATTERY VOLTS WHEN RUNNING… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,589 satisfied customers
I am showing code 0322 on an N14. speed derate to 1400 to
I am showing code 0322 on an N14. speed derate to 1400 to 1600 current to injector is shut off, just replaced the ecm. checked all plugs and wires and found oil sensor was bad, replaced it and still h… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,589 satisfied customers
I have a 98 freghtliner with n14 ccummins its been missing
i have a 98 freghtliner with n14 ccummins its been missing when idling latly its like you turnkey off then then back on before it dies completely … read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
3406 cat engine in 379 peterbilt needs rebuilt. was
3406 cat engine in 379 peterbilt needs rebuilt. was wondering if anyone can help me figure out which one i have because it does not appear to be the arriginal engine and all the plates are not on the … read more
Wayne
Wayne
Journeyman
Vocational, Technical or Trade Scho
3,791 satisfied customers
I have a troubles w my N14 cummins first just stop and them
I have a troubles w my N14 cummins first just stop and them I change a batteries and the starter and the sensor oil presion and then he star good I take a test ride all was fine but when I was ready t… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
Freightliner Century class S/T with N14 Cummins Plus (celect
Freightliner Century class S/T with N14 Cummins Plus (celect plus). Having issues with Engine brake functions. Engine brake does not function in either hi or low mod. It is a single switch set up. I'v… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,272 satisfied customers
I have a customer with a 1995 Freightliner currently has a
I have a customer with a 1995 Freightliner currently has a Cat 3406E in it we are currently in the process of doing an engine change to a N14 cummins on this chassis. I was wondering if I could get th… read more
Daniel Wilson
Daniel Wilson
Auto Mechanics 1&2/diesel mech
4,272 satisfied customers
Just bought a 1994 377 peterbilt with an N14 select plus engine,
Just bought a 1994 377 peterbilt with an N14 select plus engine, I was having problems with proper accleration. I brought computer to cummins for testing only to be told the computer was blank but goo… read more
spankyjr1
spankyjr1
Retired
Vocational, Technical or Trade Scho
420 satisfied customers
I have an 08 T 660 with the 475 acert w/ regeneration system
I have an 08 T 660 with the 475 acert w/ regeneration system and auto trans. what I'm looking to do is put a 2000 year model n14 Cummins select plus motor. Is this possible?… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
5,142 satisfied customers
Hello I have a freight liner FLD last 6 of vin is K90854. I
Hello I have a freight liner FLD last 6 of vin is K90854. I am looking for the vetch all interface harness diagram to engine. Thanks Jim… read more
FIX-IT
FIX-IT
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Meet the Experts:

Daniel Wilson

Daniel Wilson

4,272 satisfied customers

Owner at DJ Wilson

Cat Man

Cat Man

Cat Engine Expert

5,142 satisfied customers

I am ASE Master Truck Certified.

Wayne

Wayne

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3,791 satisfied customers

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

Jeremy

Jeremy

Certified Truck/Bus Technician

2,735 satisfied customers

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

cumminsdr

cumminsdr

Mechanic

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All types of Cummins applications

Curtis B.

Curtis B.

Technician

1,314 satisfied customers

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

Chris (aka-Moose)

Chris (aka-Moose)

Technician

280 satisfied customers

16 years of experience

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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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