The purge orifice is located on the bottom of some actuators. Refer to Troubleshooting, “Electronic Service Tools” for more information, if necessary. Refer to Testing and Adjusting for the proper procedure. step 5 = 170 +- 10 Nm, 125 In addition to the pressure regulating assembly, the technician will need a digital multimeter and two 7X-1708 Multimeter Probes . There is a problem with an actuator. The piston contacts rocker arm (58) . Valve springs (59) raise intake valves (61), rocker arm (58), and piston (57). Result: One or more cylinders indicate “Not OK”. The ECM de-energizes solenoid (56) when the ECM requires the intake valves to close. The Engine Control Module ( ECM ) supplies 5 volts to the sensor via the 5-volt reference circuit and provides ground via the low reference circuit. Press the end of the penlight up against the valve body in order to direct as much light as possible into the valve body. H. Apply shop air pressure to the assembly. 3406E and 3456 Industrial Engines Testing and Adjusting – Cooling System – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Cooling System – Inspect, 3406E and 3456 Industrial Engines Testing and Adjusting – Cooling System – Check – Overheating, 3406E and 3456 Industrial Engines Testing and Adjusting – Increased Engine Oil Temperature – Inspect, 3406E and 3456 Industrial Engines Testing and Adjusting – Excessive Engine Oil Consumption – Inspect. 1/4 JIC Female Swivel to 1/4 NPT Male These sensors failing are very common on C15 ACERT engines. The oil is released into the space underneath the valve cover and the rail pressure is reduced. Refer to Troubleshooting for the correct procedure. The ECM commands the control valve to close. C13, C15, and C18 Engines Troubleshooting – Variable Valve Actuator – Test, C13, C15, and C18 Engines Cat ET Service Features – Override Parameters. Proceed to Test Step 10. B. Install the valve covers. Connection between the cylinder head and the valve cover base If a 2949-7 code does not return, the repair is complete. Refer to Operation and Maintenance Manual, “Engine Oil Level Gauge – Calibrate”. 4. 3. It may be necessary to use a penlight to determine the position of the spool. I would replace the sensor. The adjustment of an actuator is incorrect. Hello Buddy i have a Cat C15 NXS26540 Cat ran Diagnostics showing Intake ValveActuator #4 low (93) Occur 127 times Low Intake ValveActuation System Oil Pressure Occur 41 Intake Valve Actuator #4 not r … read more D. Check the lash settings for the intake valve actuators. A. Use this procedure to diagnose mechanical problems or electrical problems with the intake valve actuation system. Section view of the components. step 4 = loosen all. G. Shine penlight (13) into valve body (14) as shown in Illustration 5. E. Remove the intake valve actuation pressure sensor from the valve cover base. Verify that the repair resolved the problem. 13. This allows the temperature of the oil in the rail to warm up. C. Check for active or logged diagnostic codes: Result: A E488 (2), E1101 (2), 2498-7, or 2948-17 code is active or logged. Rocker arm (58) is down when the intake valves are open. Result: A 2950-7 through 2955-7 or a 1901-7 through 1906-7 code is active or logged. C15 Generator Set The C15 diesel generator sets have been developed for your mission critical, standby and prime applications. This code can only occur soon after the engine has started. Result: The voltage measurements are not within the acceptable range. The ECM monitors the rail pressure. A. CVVT Oil Control Valve (OCV) [Bank 1 / Intake] 20. When the solenoid is energized the intake valve actuator traps the oil. Check the intake valve actuator system for debris that could restrict the flow of oil. caterpillar c13 oil pressure sensor location. 3. Look for debris that could cause the check valve to stick. Result: No leaks were detected and no oil flowed through the purge orifice. Save my name, email, and website in this browser for the next time I comment. The Intake Camshaft Position Actuator Oil Pressure Sensor, located in the cylinder head, is a 3-wire sensor comprising of a signal circuit, low reference circuit and the 5-volt reference circuit. Illustration 6 g01329207 https://www.fixya.com/cars/t26805521-oil_pressure_sensor_located_c15_engine cat c15 acert boost pressure sensor location; 0. The intake valve actuator is not responding correctly to the commands from the ECM. Oil should not flow from some locations. An O-ring seal is installed at locations (20) and (21) . If the problem has not been eliminated, proceed to Test Step 8. Intake Valve Actuator Oil Pressure Voltage Fault Before troubleshooting the engine, look at the release Audi Code P0441 - overturzb.link hp blink code 5 pdf PDF cat c15 engine code gave you would have changed over to the new one. Positions of the spool. Connect all electrical connectors. Required fields are marked *. A pressure regulating assembly will be used to regulate air pressure to the intake valve actuation pressure sensor. The Intake Camshaft Position Actuator Oil Pressure Sensor, located in the cylinder head, is a 3-wire sensor comprising of a signal circuit, low reference circuit and the 5-volt reference circuit. Typical example, (29) Intake valve actuation pressure sensor, A. Establish communication between the Caterpillar Electronic Technician (ET) and the engine ECM. A E488 (2), E1101 (2), 2498-7, 1922-7, 2949-7 or 2948-17 code is active or logged. The solenoid is normally de-energized. This traps the oil in space (55). Proceed to Test Step 8. The ECM activates a code if the pressure difference is too low. Verify that the repair resolved the problem. The solenoids for the intake valve actuator. The communication adapter must be communicating on both data links in order to perform this procedure. Note any debris that was found in the holes. Actuator (54) – The actuators are located under the valve covers. The primary purpose of the EGR system is to reduce engine exhaust gas emissions in accordance with EPA regulations by allowing a percentage of the exhaust gases to remix with the air coming into the intake manifold. 3406E, C-10, C-12, C-15, C-16 and C-18 On-highway Engines Media Number -RENR2238-16 Publication Date -01/07/2010 Date Updated -29/07/2010 i01907625 Engine Speed/Timing Sensor Circuit - Test SMCS - 1912-038 System Operation Description: Use this procedure under the following situation: The high-pressure oil pump delivers crankcase oil … System Operation During Engine Start Access the “Cylinder Cutout Test” in the “Diagnostic Tests” under the “Diagnostics” menu. Replace the check valve. Fuel Tank Pressure Sensor (FTPS) 14. The ECM commands the control valve to open. The ECM monitors the signal in order to determine the pressure of the oil in the rail. Fuel Level Sender (FLS) 15. System Operation During Engine Operation. 1. (1) Differential pressure sensor (2) Absolute pressure sensor (3) Tubing (4) Valve assembly (5) Temperature sensor (6) Actuator (7) Venturi (8) CGI cooler. It has three wires. Access the “Intake Valve Actuator Test” in the “Diagnostic Tests” under the “Diagnostic” menu. The control valve should remain closed during engine operation. The actuators use the pressurized engine oil and electrical commands from the ECM in order to delay the closing of the intake valves. Sensor location and identification Cat C13 Intake Valve Actuator Intake Valve Actuator #1 not responding: The intake valve actuator is not responding correctly to the commands from the ECM. Right side view of the rear of a typical C18 engine. Do not crank the engine for more than 30 seconds. The Engine Control Module ( ECM ) supplies 5 volts to the sensor via the 5-volt reference circuit and provides ground via the low reference circuit. The ECM energizes solenoid (56) when the ECM requires intake valves (61) to remain open. The ECM determines if the changes in rail pressure are correct for the commands that were sent to a particular solenoid. I has replaced many of these sensors for the code. The sensor is the most common item that causes this fault. 36s - … 3406E and 3456 Industrial Engines Testing and Adjusting – Cooling System – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Cooling System – Inspect, 3406E and 3456 Industrial Engines Testing and Adjusting – Cooling System – Check – Overheating, 3406E and 3456 Industrial Engines Testing and Adjusting – Increased Engine Oil Temperature – Inspect, 3406E and 3456 Industrial Engines Testing and Adjusting – Excessive Engine Oil Consumption – Inspect, Intake Valve Actuation Oil Pressure not responding. Pressurized engine oil flows from the rail to each actuator. T he ris ap oblem wit n ctu to . The test must be performed at 75 percent of the engine’s rated fuel rate for at least 30 seconds. This sensor is located on top of the engine also and has 3 wires going to it. The following symptoms may occur if there is a problem with the intake valve actuation system. Check the wire for the pressure sensor supply (terminal A) for an open circuit. A component has an internal failure. The Intake Valve Actuation system (IVA) uses pressurized engine oil to delay the closing of the intake valves. The pressure relief valve is in the oil pump, in which case, you have to drop the oil pan,and take off the oil pump. Illustration 10 g01329453 The trapped oil causes piston (57) and rocker arm (58) to remain down. Illustration 8 g01317964 On the LKW engine P055B "Intake Camshaft Position Actuator Oil Pressure Sensor Performance" refers to the cylinder head oil pressure sensor. Each actuator (54) contains two solenoids (56). K. Apply the air pressure that is indicated in Table 7 to the intake valve actuation pressure sensor. (23) Bottom of the tube for the oil supply to the rail. The intake valve actuator is activated by an electric solenoid. If there are any active diagnostic codes that are related to low oil pressure, refer to the appropriate topic in Troubleshooting, “Oil Pressure Is Low”. Check valve (3) may be located at the top of the oil supply tube or at the bottom of the oil supply tube. Up and right from the oil level switch shown in the picture. Illustration 9 g02760139 Component location (51) Control valve (52) Pressure sensor (53) Check valve (54) Actuators. Two O-ring seals are installed at location (26) between quill tube (24) and jumper tube (25) . 4. When the diagnostic codes that are associated with the intake valve actuation pressure sensor are logged or if the codes are active, Do Not replace the 224-4535 Pressure Sensor Gp or the 248-2168 Pressure Sensor Gp . D. Remove the intake valve actuation oil pressure sensor from the valve cover base. 5/16 JIC Female to 1/4 JIC Male ETC Motor [integrated into ETC Module] 17. 2. C. Disconnect the connector for the control valve. C. Remove the valve cover(s) from the engine. (20) Joint between the sensor and the valve cover base, (21) Joint between the control valve and the valve cover base. Allow the engine to operate until the coolant temperature is at least D. Disconnect the connector for the intake valve actuation pressure sensor. This keeps intake valves (61) open. A check valve prevents oil from flowing from the rail back to the main oil gallery. The test will cycle two times. Plugged ports on the valve cover base Injector 18. The piston that is rising forces the oil from space (55) into the rail (60) . It is located on top of the engine near the front near the thermostat housing. The ECM samples the rail pressure. Nominal fuel pressure is 65 psi at the pump. 6-22. It may be necessary to have a second person crank the engine while you check for leaks. Oil should stream from each purge orifice during this test. An Intake Valve Actuator or IVA (also known as a Varible Valve Actuator or VVA) is a device that contacts the intake rocker arm and holds the intake valve of an ACERT Cat engine open in an effort to lower the cylinder temperatures of the engine. Right side view of the front of a typical C18 engine. The ECM takes a second sample of the rail pressure. proceed to Test Step 7. The engine oil pressure sensor is located on the block under the intake manifold. B. Component location. C. Install a mechanical gauge to the engine in order to read engine oil pressure. A/C Pressure Transducer (APT) 16. Result: One or more cylinders failed the “Cylinder Cutout Test”. The locations where oil should not flow on C18 engines are shown in Illustrations 7, and 8. Injector Calibration Files. Engine exhaust gases will dilute the incoming air by displacing some of the oxygen in the air being supplied through the intake manifold. You may need to apply a load to the engine in order to verify that the problem is resolved. The following diagnostic codes indicate that there is a mechanical problem or an electrical problem with the system: Illustration 1 g02725693 It has three wires. The valve is normally open. (1) Control valve. The sensor is located under the valve cover. The ECM performs the following sequence of operations when the engine is started: The ECM commands the control valve to open for 17 seconds. Troubleshoot the additional codes. Less oxygen results in a slower fuel burn which reduces the peak cylinder temperature permitting reduced nitrogen oxides (NOx) emissions.‪ Figure "EGR Comp… The control valve contains a coil and a cartridge assembly. The sensor converts the rail pressure into an electrical signal. Illustration 10 g02760158 Plugged ports on the intake valve actuators Note: Resolve any electrical problems with the system before you use this procedure. Location of Oil Pressure Sensor and Oil Pressure Relieve Valve the oil pressure switch is on pssenger side, lower engine area,beside oil filter, mounted in engine block. Determine the source of the leak and repair the leak. The spool should be fully closed. The IVA housings DO NOT open the intake valves letting exhaust back into the intake. Verify that the repair resolved the problem. Refer to Testing and Adjusting, “Engine Oil Pressure – Test”. The following problems can cause oil to flow from these locations: It has 2 wires. 2. Illustration 2 g02725393 The actuators use the pressurized engine oil and electrical commands from the ECM in order to delay the closing of the intake valves. The sensor has three wires and is located on top of the engine at the front on the passenger side of the engine near the thermostat housing. Sounds like your on the gremlin chase just like i was, your code 95 is your # 6 intake valve actuator, or iva system oil pressure, 93 is your #3 or#4 (IVA) This is a general application code for either 1, they are tied together. I need to know how to check it & where is it located & what does it do.Truck rus fi … read more Locations (26) and (27) apply to each of the actuators. Unfortunately I have seen this code many times. caterpillar c13 oil pressure sensor location. C. Select the “Automatic Cylinder Cutout Test” on Cat ET. F. Look through a hole in order to determine the position of spool (12) . J. Record the amount of engine oil that was drained. Your cache that could be causing the ecm to be getting faulty measurements. It has three wires. If large amounts of debris are found, determine the source of the debris before you continue with this procedure. Read PDF Cat C13 Intake Valve Actuator Pressure Sensor Bing Cat C13 Intake Valve Actuator Pressure Sensor Bing When somebody should go to the ebook stores, search inauguration by shop, shelf by shelf, it is truly problematic. The de-energized solenoid lifts valve (59). The spool is normally closed. Your email address will not be published. Verify that the transfer-pump relief valve functions. Intake Valve Actuator #5 not responding 290-7 Intake Valve Actuator #6 not responding The intake valve actuator is not responding correctly to the commands from the ECM. Disconnect the harness connector from the control valve. A pressure regulating assembly will be used to regulate air pressure to the intake valve actuation pressure sensor. Start the engine if a 2949-7 code was the only code that was logged. The Engine Intake Valve Actuation System Oil Pressure did not change when the Engine Intake Valve Actuation System Oil Pressure solenoid is toggled. Holes on the side of the control valve, Illustration 4 g01304628 G. Check for oil leaks around all of the components under the valve cover. Contaminants may cause rapid wear and shortened. Home News; About the Nursery General information; History of the Nursery; Owners; Exhibitions; Gallery; Our Publications Books; Posters; Catalogues; Our varieties; Offer Assortment Conifers; Broad - Leaved Trees and Shrubs; Climbers; Fruit … Clear all logged diagnostic codes. A component is loose. This is why we allow the ebook compilations in this website. Engine Intake Valve Actuation System Oil Pressure : Low – moderate severity (2). This code indicates that the difference in rail pressure is incorrect while the control valve is opened and closed. step 2 = repeat step 1. step 3 = + 120 degrees. Its a Inside here is where you can see Cat Intake Valve Actuator the problem. Run the engine for at least 30 seconds until the engine coolant temperature is greater than 70 °C (158 °F). For accurate engine oil pressure readings, try Dorman's replacement Cat oil pressure sensor. Illustration 9 g01317986 Illustration 9 g02760139 Clear all logged diagnostic codes. The sensor is located under the valve cover. Diagnostic Codes SMCS - 1900 Table that it is running hot. Save my name, email, and website in this browser for the next time I comment. Sounds like your on the gremlin chase just like i was, your code 95 is your # 6 intake valve actuator, or iva system oil pressure, 93 is your #3 or#4 (IVA) This is a general application code for either 1, they are tied together. E. Wipe all of the engine oil away from the following components: The 385-3 is an open circuit on the Intake Valve Actuation Pressure sensor. Got an 05 KW T600 with an Acert MXS10276 code came up on the cat id said intake actuator oil Pressure Voltage high. 3409-5: 5276-5: ... Next C15 and C18 – Soot Sensor – Test. The following conditions can cause this code: A control valve that contains debris or a control valve that is not operating correctly. Actuator on a C18 engine. Add engine oil to the proper level. Otherwise, replace the contaminated control valve with a new control valve. The Engine Intake Valve Actuation System Oil Pressure solenoid is commanded closed, but the oil pressure does not go up. I had a code 95 and replaced the oil sensor on the top of the motor next to the front valve … C15 actuator harness. Your email address will not be published. The fabricated tool consists of the following fittings and components: This solenoid is located on top of the engine near the front. Perform the “Intake Valve Actuator Test”. Measure the voltage between terminals 2 and 3 at the sensor connector. Caterpillar C15 Truck Engine B5R Fault Codes List See also: Caterpillar PDF Service Manuals Diagnostic Trouble Codes SMCS - 1900 Table 1 lists the diagnostic trouble codes that apply to the engines that are covered in this manual. Refer to Illustration 10. Follow the troubleshooting procedure in order to identify the root cause of the problem. Complete the procedure in the order in which the steps are listed. There are additional codes. 385-3 indicates an intake valve actuation pressure sensor circuit fault. Replace the suspect intake valve actuator. This allows oil to flow between rail (60) and the space (55) above piston (57) . Carefully wipe the oil from the holes on the side of the control valve. C. Refer to Illustration 3. If there are no diagnostic codes that are related to low oil pressure, refer to Testing and Adjusting, “Engine Oil Pressure – Test”. 5. This code indicates there is an electrical problem with the solenoid valve and/or circuit on the NRS valve actuator. 1/4 to 1/4 Male NPT Inspect the check valve. The energized solenoid closes valve (59). Light shining between valve body (14) and spool (12) indicates that the spool is not fully closed. Your email address will not be published. Required fields are marked *. Purge Orifice – purge orifice (16) allows air to purge from the actuator. Refer to Table 1 for the diagnostic codes that do not require replacement of the intake valve actuation pressure sensors. Leave a Reply Cancel reply. Result: A 2950-7 through 2955-7 or a 1901-7 through 1906-7 code is active or logged. When the valve is fully open, the spool blocks approximately 40 percent of the hole. C. After you adhere to the warnings, start the automatic “Intake Valve Actuator Test”. Replacement of the sensor will help protect your vehicle from being driven at a low oil pressure. The ECM compares oil-pressure data, collected 67 times a second from a. sensor mounted in the cylinder-head gallery, with desired pressure and adjusts cur- rent intensity accordingly. Be sure to look at all of the holes. The flow of oil into the rail changes the pressure of the oil in the rail. There is an oil leak in the system ... Intake Valve Actuator Response - Test 385 ... Cat C15 Intake Valve Actuation Pressure Sensor. Face seals for the intake valve actuators C15 and C18 – Clean Emissions Module System Operation. The ECM compares the two pressure values. In addition to the pressure regulating assembly, the technician will need a digital multimeter and two 7X-1708 Multimeter Probes . Pressure Sensor (52) – A pressure sensor is threaded into the rail. D. Look for debris in the holes. Home دسته‌بندی نشده cat c15 acert boost pressure sensor location. This can be caused by the following conditions: Engine Intake Valve Actuation System Oil Pressure : Not Responding Properly. Refer to Illustration 10. If the pressure is constant throughout the rpm range, there is a problem with the circuit for the engine oil pressure sensor. I. Verify that the oil flows through the bleed orifice on the intake valve actuator. 3. B. The ECM checks the temperature of the coolant. Diagnose the problem and then repair the cylinders that failed the “Cylinder Cutout Test” before continuing with this procedure. Once the test is complete the engine speed will increase to 2100 rpm for 15 seconds. (26) Joint between the quill tube and the jumper tube, (27) Face seal between the jumper tube and the valve cover base. The ECM commands the control valve to close when the coolant temperature exceeds 20 °C (68 °F). B. Ensure that the air pressure setting is less than 50 psi before applying air pressure onto the test apparatus. I HAVE A 2004 STERLING VIN.4ln28869 C15 CAT BXS4XS08040 code 385-3 intake valve actuation oil pressure voltage high. The first and most common is a failed Iva pressure sensor. The 385-3 is indicating there is an open circuit in the intake valve actuation pressure sensor circuit. H. Verify that all of the ports in the oil rail are plugged. Illustration 3 g01318034 B. Your email address will not be published. Verify that the dipstick is calibrated correctly. Pressure regulator. The IVA does not have enough power to overcome the initial seat pressure of the valve springs. This will prevent the control valve from opening during the leak test. The ECM activates a diagnostic code for the appropriate cylinder if the changes in rail pressure are incorrect for that solenoid. B. 70 °C (158 °F). Replace the intake valve actuation pressure sensor. The ECM sends a signal to the coil in order to fully open the spool. Result: The spool was fully closed when the control valve was removed from the engine. This can be caused by the following conditions: There is an oil leak in the system. Record the voltage measurements at the different air pressures. Published by at enero 16, 2021. Control Valve (51) – A control valve is threaded into the rail. Circled in your picture. Note: If this procedure is used on a C11 or C13 engine the valve cover must be removed. This will prevent the engine from starting. Each solenoid is connected to a valve (59). Start the engine. This can be caused by the following conditions: There is an oil leak in the system. Verify that the repair has eliminated the problem in the cylinder. Carefully remove the control valve from the engine. Pressurized engine oil flows from the rail to each actuator. E. Remove the debris if the debris can be easily removed. G. Connect the connector for the intake valve actuation pressure sensor to the engine harness. B. Checking the position of the spool with a penlight. I has replaced many of these sensors for the code. cat c15 acert boost pressure sensor location. The system is controlled by the Engine Control Module (ECM). A friend of mine suggested takinfg odff the valve covers and checking all connectors on the actuators or replacing the valve actuator pressure sensor, and maybe tyaking it to cat for updates, I wanna have a good idea on where i should start before throwing on parts. The intake valve actuator is a hydraulic system that uses the engine oil to operate. Top view of the right rear of a typical C18 engine. Illustration 7 g01313403 Pressurized oil flows from rail (60) to space (55) above piston (57). The sensor is the most common item that causes this fault. One O-ring seal is installed at face seal (27) between jumper tube (25) and the valve cover base. F. Install the fittings and the pressure regulator onto the intake valve actuation pressure sensor. Result: The test did not complete successfully. Use the Caterpillar Electronic Technician (ET) in order to determine the codes that are active or logged. Anyone know where this sensor is located on the cat C15 engines intake valve actuator presure sensor Search " " across the entire site Search " " in this forum Search " " in this discussion Advanced Search Avoid costly engine repairs and maintain performance with this low oil pressure sensor … The 385-3 is indicating there is an open circuit in the intake valve actuation pressure sensor circuit. Hey guys, question about the Valve Group Warm-Up Solenoid controler for the IVA on my 2005 C15 MXS. Cat 3406e Coolant Temp Sensor Location Cat c15 intake air temp sensor location. Damaged O-ring seal or missing O-ring seal. Oil is allowed to flow in and out of the intake valve actuator when the intake valve actuator is not activated. 1. Categories . The system contains the following components: Check Valve (53) – Pressurized engine oil flows to a rail inside the valve cover base. Purge Control Solenoid Valve (PCSV) 19. CVVT Oil Control Valve (OCV) [Bank 1 / Exhaust] 21. Bookmark File PDF Cat C13 Intake Valve Actuator Pressure Sensor Bingbolt 26 in numerical sequence) step 1 = 170 Nm, 125 lb.ft. E. Install the fittings and the pressure regulator onto the intake valve actuation oil pressure sensor. This causes the piston to move down. The cartridge assembly contains a spool. 1. An “OK” or “Not OK” will be displayed once the test is complete. Missing O-ring seal or damaged O-ring seal 2. Please let me know if you need more help. This code can be caused by three things. When the spool is closed, the oil is contained in the rail. C18 oil pressure map. If the problem has not been eliminated, proceed to Test Step 2. It's possible that they are . The system does not operate until the engine has reached normal operating temperature. Disconnect the connectors for the speed timing sensors. Record the amount of engine oil that was added. Illustration 5 g01304707