Medium and Heavy Trucks

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It is broked. 08 f650 ford. Cleaned DPF and replaced inlet
it is broked JA: What's the make/model/year of your truck? Engine type? Customer: 08 f650 ford JA: Are you fixing your truck yourself? What have you tried so far? Customer: cleaned DPF and replaced in… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
Why does my warning buzzer cherp or sometimes stays on at a
Why does my warning buzzer cherp or sometimes stays on at a very low sound in my c15acert. 108 … read more
Wayne
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Vocational, Technical or Trade Scho
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Truck has the trap 1 particulate code and the red wngine
Truck has the trap 1 particulate code and the red wngine light on it didnt indicated a regen … read more
Andy
Andy
truck /coach technician
Vocational, Technical or Trade School
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I have a Cummins 6.7 ISX with three codes - spn 3242 fmi 15,
I have a Cummins 6.7 ISX with three codes - spn 3242 fmi 15, spn 3242 fmi 4, and spn 3242 fmi 16. How do I diagnose which sensors are bad, the condition of the DEF/DPF/SCR/DOC system, to get it back t… read more
Roy
Roy
shop foreman
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I have a message on my ecm on a cat c 15, message says
I have a message on my ecm on a cat c 15, message says altitude adj active. What does this meen? … read more
Cat Man
Cat Man
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Vocational, Technical or Trade Scho
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I have a c 15 which had a clogged dpf filter which we baked
I have a c 15 which had a clogged dpf filter which we baked and we replaced two exhaust temp sensors now the truck shuts down after 15 mins with a dpf ignition failure ard head was filthy might still … read more
Cat Man
Cat Man
Cat Engine Expert
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Cat Man - I'm hoping you can help me with an engine control
Cat Man - I'm hoping you can help me with an engine control question about CAT 4.4 ACERT engines. 173 hp, serial number 44803701, and 4.4i 147 hp serial number 44800942. They have filters on the exhau… read more
Cat Man
Cat Man
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Some trouble codes on an isx engine , trouble code 1878
Customer: some trouble codes on an isx engine JA: Thanks. Can you give me any more details about your issue? Customer: trouble code 1878 2374 and 1876 JA: OK got it. Last thing — JustAnswer charges a … read more
cumminsdr
cumminsdr
Mechanic
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Ineed to find the oem ambient air temp sensor wiring cm 870
Customer: hi, ineed to find the oem ambient air temp sensor wiring for a cm 870 (2006), in a kw. temp on dash is correct, sensor in mirror, but wiring from dash to ecm or dash to wherever. insite says… read more
cumminsdr
cumminsdr
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How does older 40 pin cat engine hook to J1939 to run
How does older 40 pin cat engine hook to J1939 to run @multiplex wiring on 2006 357 peterbilt that had a 70 pin acert? (Gages such as oil pressure,coolant temp, tach and speedo are not working).… read more
Cat Man
Cat Man
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I have a 2008 T-800 with a C-15. Truck starts then shuts down.
I have a 2008 T-800 with a C-15. Truck starts then shuts down. Water temp and oil temp do not work or will peg over. Tach works intermitantly.… read more
Cat Man
Cat Man
Cat Engine Expert
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2009 Freightliner m2 106 business class cummins isb 240 Check
2009 Freightliner m2 106 business class cummins isb 240 Check engine lights on codes are as follows. Active -1 Egr 1 valve 1 control 1 HDS J1939-ch1 SPN 2791-FMI 13 Inactive -2 AFT 1 DPF Differential … read more
Andy
Andy
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I have a 07 kw t800 looking for a wire diagram for the clutch
I have a 07 kw t800 looking for a wire diagram for the clutch pedal switch, and ecm.the engine is a isx 475… read more
Geoff
Geoff
BS
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hi on my unit i steel have this problem im getting this cods 2637 2774 2359 1942 421
hi on my unit i steel have this problem im getting this cods 2637 2774 2359 1942 4214 any idea i don everything you tell me no problem found you thin its bed dpf or doc im doing force rigen and always… read more
Clayton
Clayton
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Vocational, Technical or Trade Scho
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Just bought 2007 Kenworth T2000 C15 Feb 1st 2014 Truck ran
Just bought 2007 Kenworth T2000 C15 Feb 1st 2014 Truck ran fine till Nebraska alternator started making 16 volts then not charging, replaced alternator. Truck ran fine to Chicago, parked it overnight,… read more
Cat Man
Cat Man
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We have a 6.7 cummins schoolbus with a ATD differential pressure
We have a 6.7 cummins schoolbus with a ATD differential pressure code what is this telling me?… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
1,351 satisfied customers
HAVE 08 INTERNATIONAL PROSTAR WIL CUMMINS ISX. NOT SURE IF
HAVE 08 INTERNATIONAL PROSTAR WIL CUMMINS ISX. NOT SURE IF I'M GETTING PASSIVE REGEN. REGEN LIGHT WILL COME ON SOLID BUT IT WILL GO BACK OUT. THE TEMP LIGHT WILL COME ON AS I COME TO A STOP OR SLOW DO… read more
cumminsdr
cumminsdr
Mechanic
High School or GED
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I have a 2009 Pete 388 with an epa acert cat. Logging code
I have a 2009 Pete 388 with an epa acert cat. Logging code for low coolant level. Coust had coolant level sensor replaced at rush peterbuit. Last 8 of VIN is 9d777841. Looking for which pins at ecm ar… read more
Cat Man
Cat Man
Cat Engine Expert
Vocational, Technical or Trade Scho
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