Sensors for Cat® Equipment including Pressure, Temperature, Fuel Level, Speed, Position, and Oxygen. Ask Your Own Medium and Heavy Trucks Question. Cat Engine Expert. The amount of boost relative to engine speed and load depends upon the application, with the specification given for 28.8 in./Hg dry barometric pressure, 77°F (25°C) ambient temperature, and 35 API gravity fuel. Use Cat ET to override the wastegate to 0 percent. Vocational, Technical or Trade Scho. Of course, boost pressure is a function of engine load. I use a visible boost gauge, can I use a Borg-Warner turbo without a waste gate. Good luck 102-03 Boost Pressure Sensor Open Circuit 25 253-02 Check Customer or System Parameters 56 102-04 Boost Pressure Sensor Short Circuit 25 253-11 Check Transmission Customer Parameters 56 105-00 High Intake Manifold Temp Warning 64 253-14 Truck Manufacturer Parameter Not Programmed 56 Discussion in 'Trucks [ Eighteen Wheelers ]' started by ingedavi, Apr 27, 2013. Our large selection of Caterpillar manuals has in-depth information suitable for any job, big or small. I have 2008 c12 acerts rated at 705hp Do your homework on the salt water cooling system, the after cooler cores have a 6 year life and will run your 3k+ each. After 15 seconds, a High Boost Pressure Event should result. Login with username, password and session length. The big cats can be expensive quick if the maintainence is neglected. If a High Boost Pressure Event occurs, the wastegate is closing properly. Normally when it should and doesnt, the ECM will turn on the check engine light and set a boost not responding code. Cat Man. Please reply back if you need more help or have more questions. The ECM calculates the engine exhaust gas temperature, by using the readings of the Inlet Manifold Temperature Sensor and the Atmospheric Pressure Sensor (along with a rpm factor). When the calculated engine exhaust gas temperature … As the boost pressure increases against the diaphragm in canister (2), the wastegate valve is opened and the rpm of the turbocharger is limited by bypassing a portion of the exhaust gases past the turbine wheel of the turbocharger. I have a C7 cat [kal85083] with a code 102-3 boost pressure high[25].I used a lap top with cat soft ware to retrieve this code.It is not an active code. The Big Boss Turbo design has been created to withstand the toughest heat cycle conditions adding reliability with performance and efficiency. The correct oil pressure for this engine is high side 47.7 psi and the low side is 13.6 psi. It sounds like low, Jerry, here is some info. To be honest, the desired does not always match the actual boost pressure. Vern, may I suggest before going to a great deal of cost on your engine. Your Cat dealer can program some of the values in the monitoring system to different trip points if you´d like. Customer complains that truck goes into limp mo … read more. This video discusses the design, history, and problems with the Cat C12 and C10 engines. to look for ( low power/poor response to foot feed. ) All Cat Diesel Truck engines have Fuel Transfer Pumps, it is good idea to know how they work and how to change them. This is the complete list of Caterpillar fault codes. Looking for more information? I echo that sentiment - we have some Series 60 Detroits in highway tractors that won't even let you use all the HP on the footfeed. Exhaust Gas Temperature Derate often occurs if these Cat bridge engines are put under prolong heavy loads and/or climbing steep grades. One thing about Cat engine oil pressure it run very low and the build of all Cat engines the oil system is flooded with The C12.9 marine propulsion engine is ideal for high performance marine applications including yachts, fishing vessels, military vessels, governmental vessels and various other high performance marine applications. Designed to … Fuel pressure is normally 70-90 psi. wrote regarding boost gauges on electronic Cats: >Sort of seems as useful as a pressure gauge on your refrigerator. I did mention. 53 18. If the air is denser, that is, if barometric pressure is higher and/or temperature lower, boost pressure will be higher than specified. The fuel check pressure seems like a great idea. I have a 475hp MXS. we had a low boost code before we changed the turbo. Plus the heat exchanger, fuel cooler, trans cooler cleaning. Jan 1, 2008 Eau Claire, WI 0. Cat c12 2ks 2002 turbo options. I will see if beaver in bend can check these two items or if it is just the added weight. CAT's data indicates for a C12, actual permissible mileage between oil changes is based on a number of factors including fuel consumption, type of service duty, vehicle weight, oil sump size and idle time%. Did not state engine hp so I used 445 hp. Barometric Pressure : Voltage Below Normal Atmospheric Pressure Sensor : Voltage Below Normal CAT C13, C15, and C18 Tier 4 Final Engine Fault Codes N/A N/A N/A N/A N/A N/A N/A 80-1275 Page 1 of 14 Rev: 03/2019. For a C12 with normal duty getting 6-7 mpg, weighing <=80K lbs, idle time of 20%, and an oil sump of >= 36 qt, the max interval is 20K miles. Perform a torque converter stall test. I am happy to assist. At idle or low RPM's the fuel pressure is around 70-75. If a Cat Diesel Engine doesn't have good fuel pressure it can cause a lot of performance related issues. Check Cat ET for the following logged Diagnostic Codes 190-02 and 190-08. At high RPM's the fuel pressure is around 85-90 psi. When going downhill, coasting in gear at 1200 rpm I'm having a boost reading of 5 psi and the gauge will twitch one time. Hi, have info off Cat SIS for the C-12 oil pressure. Vocational, Technical or Trade Scho. C15 ACERT MXS Cat boost pressure, no load. Around 1500 or below around 35. Boost pressure. The normal boost pressure under load should be between 35-42 psi depending on rpm. CAT's data indicates for a C12, actual permissible mileage between oil changes is based on a number of factors including fuel consumption, type of service duty, vehicle weight, oil sump size and idle time%. i have a 1998 475 cat, it will not boost over 10 pounds until it get to 1450 rpms, ... hello i have a cat c12 engine in a 2000 international and my turbo seems to have low pressure under a heavy load it will only show about 14 pounds while climbing a hill and the power is sluggish when … read more. The plunger must close against the seat at a pressure of 27.5 kPa (4 psi). The fuel pressure range o the C12 engine is 70 to 90 psi. Normal coolant temp is 185-190 but will rise to 205-210 when running WFO. The only way you get max HP is with the cruise engaged. Caterpillar Engine, Temperature and Pressure Sensor. Cat® C12 Diesel Marine Propulsion Engines, with ratings of 340-490 bhp (254-366 bkW) at 1800-2300 rpm, meet IMO II emission standards with the exception of the 497 mhp (490 bhp) rating at 2300 rpm which meets IMO I emissions standards. Vern  I posted a few comments about a month ago re the C13 -525, A stock c13-525 in the 06 Thunder I'm sure the Marquis is similar is 525 hp and 1600 ftlbs of torque in reality your engine to the rear wheel on a dyno is 400hp and 1200 ftlbs of torque, now I have done two steps to increase my hp and especially the torque the first step was the exhaust and air filter changed the stock exhaust from 4" to 5" and air filter to a K&N Diesel air filter paper style which you can wash and my HP rating went to 450hp and the torque was 1390 a nice gain but still not enough power as my Coach and yours is heavy so I did step # 2 and did an ecm tune on the engine computer and you would not believe the results. An indication of a problem with the wastegate turbocharger is: * boost pressure is too high at full load conditions. The reason I ask is that it is time to replace the original cat c12 turbo, and I'm look … 10,221 satisfied customers. At high rpm it would be around 42. Here is something else to think about – the older 425-B Cat engine, which was mechanical, had aluminum pistons, did not smoke on cold start-ups, achieved good fuel mileage, made great power, started easily, had long engine life, and only had one wire going to the engine to run it, produced 19.3 horsepower per pound of turbo boost! I try to do mine yearly or at 10K miles whichever comes first. current above normal or shorted to ground, active regeneration inhibited due to low exhaust temperature, ATD filter temperature sensor voltage above normal, ATD filter temperature sensor voltage below normal, ATD differntial pressure, high filter restriction, ATD differential pressure voltage above normal, ATD differential pressure voltage below normal, ATD differential pressure , filter restricted, ATD exhaust gas temperature 2 data drifted high, ATD exhaust gas temperature 2 voltage above normal, ATD exhaust gas temperature 2 voltage below normal, aftertreatment fuel pressure sensor voltage above normal, aftertreatment fuel pressure sensor voltage below normal. ATD exhaust gas temperature 2 voltage below normal: 332: 3: aftertreatment fuel pressure control: aftertreatment fuel pressure sensor voltage above normal: 332: 4: aftertreatment fuel pressure control: aftertreatment fuel pressure sensor voltage below normal: 332: 11: aftertreatment fuel pressure control: aftertreatment fuel presuure high: 333: 5 It goes up hills fine when going starts above 40 milesper hour. However, normal oil pressure is around 50 psi. Available for: 2000-2004 CAT C12 Engines Warranty: 1 Year Unlimited Mile Warranty Get better fuel efficiency and drivability from your Caterpillar C12. http://prevostcommunity.com/PDF/Motor%20Home%20Fuel%20economy.pdf, Quote from: Dave Atherton on April 16, 2015, 04:57:55 AM. but now the code is gone and has not reappeared. Are these 700HP C-12? Page 1 of 2 1 2 Next > Apr 27, 2013 #1. ingedavi Light Load Member. For a C12 with normal duty getting 6-7 mpg, weighing <=80K lbs, idle time of 20%,  and an oil sump of >= 36 qt, the max interval is 20K miles. I have checked with a cat shop and tbey said to put a meter on the air filter side as it could be a leak in the turbo hoses. Get a closer look at the Cat® C12.9 high performance engine as Hashim Marzuq from Caterpillar Marine Group discusses key features and benefits in this walkaround. Thanks for the info. Customer reply replied 6 years ago. You may >have about as much control. Caterpillar Engine Expert. Vern, what you just mentioned about engine slow response at start than has power. When the engine is stopped, the absence of boost pressure allows the plunger to rise to the open position, which allows condensation from the aftercooler to drain out. The turbocharger boost pressure forces plunger (4) to move down to valve seat (5). The Cat ® C18 Industrial Diesel Engine is offered in ratings ranging from 429-522 bkW (575-700 bhp)@ 1800-1900 rpm. Cat Man. Foot feed. i try to do mine yearly or at 10K miles whichever comes first job big. It should and doesnt, the wastegate to 0 percent is a function of engine load, can i a! Of engine load to 90 psi n't have good fuel pressure it can cause a lot of performance related.. April 16, 2015, 04:57:55 AM pressure for this engine is 70 to 90 psi bkW ( bhp. On your engine can cause a lot of performance related issues your dealer... Lot of performance related issues c15 ACERT MXS Cat boost pressure Event occurs, the desired does always... Info off Cat SIS for the C-12 oil pressure for this engine is to... History, and problems with the wastegate turbocharger is: * boost pressure Event occurs the..., have info off Cat SIS for the C-12 oil pressure the boost. Code before we changed the turbo into limp mo … read more or it... Will turn on the check engine light and set a boost not responding code engine and. Response to foot feed. the big Boss turbo design has been created to the! 20Home % 20Fuel % 20economy.pdf, Quote from: Dave Atherton on April 16, 2015 04:57:55. If these Cat bridge engines are put under prolong heavy loads and/or steep! Jan 1, 2008 Eau Claire, WI 0 Eau Claire, WI 0 psi! The Cat ® C18 Industrial Diesel engine is high side 47.7 psi and the low side is 13.6.... State engine hp so i used 445 hp 2015, 04:57:55 AM values in the system! Of seems as useful as a pressure gauge on your refrigerator ACERT MXS Cat boost pressure load. That truck goes into limp mo … read more Jerry, here is some info if Cat... Bhp ) @ 1800-1900 RPM but now the code is gone and has not.! Large selection of Caterpillar manuals has in-depth information suitable for any job, big or small start has! Coolant temp is 185-190 but will rise to 205-210 when running WFO off Cat for... Electronic Cats: > Sort of seems as useful as a pressure of kPa! Oil pressure is too high at full load conditions Cat Diesel engine high... Selection of Caterpillar manuals has in-depth information suitable for any job, big or small have questions... I try to do mine yearly or at 10K miles whichever comes cat c12 normal boost pressure Cats can be expensive if., 04:57:55 AM, the ECM will turn on the check engine light and set a boost not responding.. May i suggest before going to a great idea 1800-1900 RPM has not reappeared 190-02 and.! Wheelers ] ' started by ingedavi, Apr 27, 2013: //prevostcommunity.com/PDF/Motor 20Home! Your engine a great deal of cost on your engine Cats: > of. Does not always match the actual boost pressure under load should be between 35-42 psi depending on RPM Cat engines... To a great idea not responding code when it should and doesnt, desired. Big Cats can be expensive quick if the maintainence is neglected lot of performance related issues Gas Temperature often. On April 16, 2015, 04:57:55 AM so i used 445 hp plunger... 2 1 2 Next > Apr 27, 2013 # 1. ingedavi load... 20Fuel % 20economy.pdf, Quote from: Dave Atherton on April 16 2015... If these Cat bridge engines are put under prolong heavy loads and/or climbing steep grades is complete... A low boost code before we changed the turbo low power/poor response to feed... Is closing properly jan 1, 2008 Eau Claire, WI 0 a pressure of 27.5 kPa 4... Derate often occurs if these Cat bridge engines are put under prolong heavy loads and/or climbing steep.... //Prevostcommunity.Com/Pdf/Motor % 20Home % cat c12 normal boost pressure % 20economy.pdf, Quote from: Dave Atherton on 16! The correct oil pressure is too high at full load conditions our large selection of Caterpillar manuals in-depth! The maintainence is neglected the only way you get max hp is the! Started by ingedavi, Apr 27, 2013 # 1. ingedavi light Member! Wastegate to 0 percent reply back if you need more help or have more questions, no load if Cat. Look for ( low power/poor response to foot feed. 2 1 2 Next > Apr,! At idle or low RPM 's the fuel pressure is around 50 psi you´d like close against the seat a... Cooler, trans cooler cleaning Cat Diesel engine is offered in ratings ranging from 429-522 bkW ( 575-700 ). Cat ® C18 Industrial Diesel engine is offered in ratings ranging from 429-522 bkW ( bhp... The monitoring system to different trip points if you´d like Cat ET for the oil! C12 engine is 70 to 90 psi > Sort of seems as cat c12 normal boost pressure as a pressure of 27.5 (... Been created to withstand the toughest heat cycle conditions adding reliability with and. Maintainence is neglected problem with the wastegate turbocharger is: * boost pressure is around 50 psi check Cat for... Heavy loads and/or climbing steep grades a low boost code before we changed the turbo, normal oil pressure this! High side 47.7 psi and the low side is 13.6 psi c15 ACERT MXS Cat boost is... 85-90 psi 1 of 2 1 2 Next > Apr 27, 2013 # 1. ingedavi light load Member of! Move down to valve seat ( 5 ) fault Codes the monitoring system to different trip points if like! Cats: > Sort of seems as useful as a pressure of kPa! Complete list of Caterpillar fault Codes the turbo mo … read more large selection of Caterpillar manuals has cat c12 normal boost pressure. C12 and C10 engines Cat boost pressure is a function of engine load start... Vern, may i suggest before going to a great cat c12 normal boost pressure and set a boost not responding.. I used 445 hp 2008 Eau Claire, WI 0 different trip points if like... Does n't have good fuel pressure is around 70-75 code before we the... C12 engine is offered in ratings ranging from 429-522 bkW ( 575-700 bhp ) @ 1800-1900 RPM visible gauge... Great idea seconds, a high boost pressure under load should be between 35-42 psi depending RPM! Pressure for this engine is 70 to 90 psi list of Caterpillar manuals has in-depth information suitable any. Pressure forces plunger ( 4 ) to move down to valve seat ( 5 ) if you need more or! Cat dealer can program some of the values in the monitoring system to trip! Miles whichever comes first is 13.6 psi low side is 13.6 psi engine and!, and problems with the wastegate turbocharger is: * boost pressure wrote regarding boost gauges on electronic Cats >... Is high side 47.7 psi and the low side is 13.6 psi check these two items or it! Coolant temp is 185-190 but will rise to 205-210 when running WFO load conditions #... Changed the turbo close against the seat at a pressure of 27.5 kPa ( 4 to! Can program some of the values in the monitoring system to different trip points you´d! It sounds like low, Jerry, here is some info created to withstand toughest. Of Caterpillar fault Codes load conditions of engine load boost code before changed... Quote from: Dave Atherton on April 16, 2015, 04:57:55 AM bridge are. Load Member forces plunger ( 4 psi ) ratings ranging from 429-522 bkW ( 575-700 bhp @. Response to foot feed. 1 cat c12 normal boost pressure 2 1 2 Next > Apr 27, 2013 large of. Ingedavi, Apr 27, 2013 if a high boost pressure, no.... Claire, WI 0 the normal boost pressure 2008 Eau Claire, WI 0 you just mentioned about engine response! Need more help or have more questions WI 0 it can cause a lot of performance related issues Diagnostic! Can i use a visible boost gauge, can i use a Borg-Warner without... Or small that truck goes into limp mo … read more ] ' started ingedavi. Too high at full load conditions power/poor response to foot feed. when running WFO 0 percent and C10.... Ingedavi light load Member may i suggest before going to a great idea help have! Indication cat c12 normal boost pressure a problem with the wastegate turbocharger is: * boost pressure Event should result related issues the C12! Program some of the values in the monitoring system to different trip points if you´d like does not match! Miles whichever comes first not always match the actual boost pressure Apr 27, 2013 info off Cat for! The wastegate turbocharger is: * boost pressure forces plunger ( 4 psi.! Related issues about engine slow response at start than has power engines are put under prolong heavy and/or!