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cat ard head spark plug

Cat Man. ARD Spark Plug - Inspect/Replace Removing the Spark Plug NOTICE If the engine is running or the key is in the ON position the ARD plug will continue to fire. After the spark plug has been loosened, use the socket to remove the spark plug by hand in order to detect problems with the threads. Install flame detection temperature sensor (3) into the new combustion head. At 8,691 hours, the local CAT dealer diagnosed a regen issue and completed the following: - Updated software - Installed a NEW spark plug - Tested ARD head and it passed - Diagnosed to turbo outlet NOX sensor - Replaced sensor - Ran unit through tests and all passed. There should be a “click” when you push the boot onto either part. Disconnect the ignition wire from the spark plug. We removed all covers from the machine and completely washed it. C. Use the “Aftertreatment #1 Ignition Transformer Primary Override” on Cat ET to turn ON the ARD ignition system. … The ARD nozzles can become plugged with carbon or with debris. The Engine Control Module (ECM) periodically tests the condition of the nozzles. Cat Caterpillar C7 C7.1 C7.2 C9 C9.3 Engine Service Repair M Cat Caterpillar C7 C7.1 C7.2 C9 C9.3 Engine Service Repair Manual Loaded with illustrations, instructions, photos, and diagrams, complete to service and repair your engine. Repair/Condition Report: At 8691 hours, the local CAT dealer diagnosed a regen issue and completed the following: - Updated software - Installed a NEW spark plug - Tested ARD head and it passed - Diagnosed to turbo outlet NOX sensor - Replaced sensor - Ran unit through tests and all passed Upon arrival, this unit was serviced and checked over We removed all covers from the machine and completely washed it … If necessary, see your Caterpillar dealer for the part number of the socket. I think Cat is on gen 7 or 8 now. This ARD Head can fail over time, stopping the regeneration function of the CAT aftertreatment system, and plugging the DPF … Changed ARD head spark plug. B. m (35 ± 3 lb ft). A. The current flow through the primary circuit indicates the condition of the primary circuit and of the secondary circuit. A snapshot is triggered. Illustration 14 g02111062 The ECM will turn on the fuel and ignite the spark plug. The first and most common is a failed spark plug. Tested batteries. Please let me know if you need more help or have more questions. The problem is in the wiring between the ECM and the ignition coil connector. ARD Head ; Spark Plug ; Ignition Coil/cable ; Combustion Air Line and sensor ; Fuel Lines/valves/sensors ; ARD Housing ; 18 ARD Combustion System Cont. Refer to Troubleshooting for the correct procedure. Is this code only reset by a dealer version of CAT ET? Use the ARD Ignition Transformer Primary Status override on Cat ET to turn on the ARD ignition system. Run the brush through the hole several times. Perform the ARD Ignition Test using Cat ET. Combustion Air Holes Pilot Main … It will do this 6 times in an attempt to start a flame to regen. You just need to turn it off 3473 is a failure to ignite. ARD head and spark plug have been replaced already. 1) Leaving ARD spark plug in, I will plug a real spark plug into boot & call for regen to see if there is a spark. Install the spark plug indicator between the spark plug and the end of the spark plug wire. Remove the spark plug from the ARD combustion head. Ill check the wire right now but … Check for spark in the spark indicator. Changed engine oil and filter. Save my name, email, and website in this browser for the next time I comment. ARD combustion head (1) Flame detection temperature sensor (2) Electrical connection for the ARD nozzle heater (3) ARD pilot filter connector (4) ARD main filter connector (5) ARD combustion head (6) ARD spark plug (7) Coolant flow (8) Ground point (9) Combustion air inlet Complete the procedure in the order in which the steps are listed. Use a deep well socket and a breaker bar to loosen the spark plug. Differential pressures OK. Any of you CAT owners have this code before? Install the 312-0092 Heater Wire Assembly along the existing wire for the flame detection temperature sensor. After the spark plug has been loosened, use the socket to remove the spark plug by hand in order to detect problems with the threads. Clean the ground probe inside the ARD combustion head by running a 305-2389 Plug Bore Brush through the hole in the ARD combustion head. Regen light start flashing. It takes manual regen for about 5 minutes and comes down to idle. Repair the wiring or replace the wiring. Link to post Share on other sites. Click to expand... Cat is working on new motors right now they are testing them near my house with def but they painted them a weird red running as a pump motor putting lots of hours on them idk how they are doing though I haven't talked … Checked final drive and pivot shaft oil. B. Aftertreatment #1 Ignition Transformer Secondary : Current Below Normal. 3251-0 Diesel Particulate Filter Differential Pressure (bank 1) : High - Most Severe (3). This ARD HEAD is used for 2007-2009 CATERPILLAR AfterTreatment Systems in on-road truck applications, and some off-road applications. Inspect the spark plug. Install the spark plug indicator between the spark plug and the end of the spark plug wire. Today, we just removed ARD head and cleaned the whole thing but it seems ARD haven't been working or igniting because ARD and its spark plug were covered in soot. Use a deep well socket and a breaker bar to loosen the spark plug. Vocational, Technical or Trade Scho. Head Nozzle Swirler Plate 19 ARD Combustion System Cont. The primary circuit is between the ECM and the ignition coil. Upon arrival, this unit was serviced and checked over. ARD combustion head (1) Flame detection temperature sensor (2) Electrical connection for the ARD nozzle heater (3) ARD pilot filter connector (4) ARD main filter connector (5) ARD combustion head (6) ARD spark plug (7) Coolant flow (8) Ground point (9) Combustion air inlet Cat Man. Push the boot on each end of the ignition wire. Read and print pages, or copy the entire manual to your hard drive. The spark ignites the air/fuel mixture. Run the brush through the hole several times. Required fields are marked *. ARD Combustion System. Install the spark plug indicator between the spark plug and the end of the spark plug wire. I haven't been able to find any aftermarket ones, Pichu2. I always try one of thises first. Connect the spark indicator between ignition wire (5) and ground point (9). Carbon Deposits – Use a … If the light is loose (quite loose) its bent down and the ard head needs to be replaced. I have replaced the entire system ( ard head, spark plug, dpf sensor, and coil). … 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Oil Pump – Inspect, 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Oil Pressure – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Engine Valve Lash – Inspect/Adjust, 3406E and 3456 Industrial Engines Testing and Adjusting – Aftercooler – Test, 3406E and 3456 Industrial Engines Testing and Adjusting – Inlet Manifold Pressure – Test, Aftertreatment #1 Ignition Transformer Primary : Current Below Normal. Changed trans breather, hyd tank breather and fuel cap breather. If the ARD Head stops working, it could cost you DOWNTIME! 1. I would next suspect a faulty spark plug wife, transformer, and lastly, a failed ard head. Inspect the spark plug. The new improved Aftertreatment Regeneration Device (ARD) combustion head assembly incorporates a high strength material in the electrode to withstand high temperatures. Replace the ignition coil. Thanks in advance. Follow the troubleshooting procedure in order to identify the root cause of the problem. The ARD has attempted to ignite three times. The DPFs cant take any oil in them at all, niether can the ARD head (were the flame front starts). Illustration 1 CRS NOZZLE CLEANING FLUID Cat Regeneration System Nozzle Cleaner for new Cat On- Disconnect the ignition wire from the spark plug. Spark plug replaced. Use the ARD Ignition Transformer Primary Status override on Cat ET to turn on the ARD ignition system. Logged David.e.atherton. tarheels293 … Measure the voltage between terminal 1 and terminal 3 on the Clean Emissions Module (CEM) harness connector for the ignition coil. Clean the ground probe inside the ARD combustion head by running a 305-2389 Plug Bore Brush through the hole in the ARD combustion head. Connect the spark indicator between ignition wire (5) and ground point (9). Replace the ignition coil. B. (1) 373-4609 Spark Tester. Proceed to Test Step 7. Combustion heads are aftertreatment regeneration devices; Attributes: Cat® parts are manufactured to precise specifications and are built for durability, reliability, productivity, less environmental impact, and reuse; SEE WARRANTY INFO. Note: Refer to Troubleshooting, “Cat ET Service Features” for information about service features. EPA07 engine regen are based on timer and miles. If so, what was the fix? Illustration 1 CRS NOZZLE CLEANING FLUID Cat Regeneration System Nozzle Cleaner for new Cat On- at those connections. Result: The test is not successful and additional codes are logged. Use this procedure to troubleshoot the following code. Clean the Components in the ARD Combustion HeadA. Assuming spark is present, I will then : 2) trace 2 largest fuel lines back away from ARD head and there will be filter (screens) ? Spark: Result: Spark is present in the indicator.Replace the spark plug. Has anyone had the same problem? If necessary, see your Caterpillar dealer for the part number of the socket. Install flame detection temperature sensor (3) into the new combustion head. Now I am thinking there could be ARD … The spark plug is threaded into the ARD combustion head. If the light is loose (quite loose) its bent down and the ard head needs to be replaced. Remove the spark plug (5) from the ARD combustion head. I would next suspect a faulty spark plug wife, transformer, and lastly, a failed ard head. If so, what was the fix? C. Inspect the spark plug. The problem is in the wiring between the ground point and the ignition coil connector. Changed all other filters on machine . No oil leaks from the turbo. If necessary, see your Caterpillar dealer for the part number of the socket. Member; Posts: 327; Re: Cat C9s regen system « Reply #1 on: … Combustion heads are aftertreatment regeneration devices; Attributes: Cat® parts are manufactured to precise specifications and are built for durability, reliability, productivity, less environmental impact, and reuse; SEE WARRANTY INFO. Air System Verification Test.....passed. The spark jumps between spark plug electrode (9) and ground probe (8) inside the ARD combustion head. MODEL COVERS: ENGINE - GENERATOR SET: C7 POWER PACKAGE PGZ C7.1 GENERATOR SET ETG C7.1 … Spark plug replaced. If you have a CAT engine with use of this ARD HEAD, we highly recommend replacing every 12 months, as a preventative maintenance item. They call it an ARD ( After treatment Regeneration Device). Ran DPF regen. 10,221 satisfied customers. Note: Some of the following codes may not be applicable for certain applications. This meas the ecm attempted to ignite a flame in the ARD housing and it failed. Loose connections or damaged connectors, 2. Turn the key to the OFF position before servicing the ARD plug. Repair/Condition Report: At 8691 hours, the local CAT dealer diagnosed a regen issue and completed the following: - Updated software - Installed a NEW spark plug - Tested ARD head and it passed - Diagnosed to turbo outlet NOX sensor - Replaced sensor - Ran unit through tests and all passed Upon arrival, this unit was serviced and checked over We removed all covers from the machine and completely washed it … Maybe you gotta bad coil or relay for the coil, remove spark plug, hook it back up set it on the ard head so u have an 1/8 gap on between the tip of the plug and the ARD head, start the truck and check for spark (coil runs any time truck is running) This meas the ecm attempted to ignite a flame in the ARD housing and it failed. Turn the key to the OFF position before servicing the ARD plug. The secondary circuit is between the ignition coil and the ARD combustion head. The current flow through the primary ignition circuit is below the threshold. Troubleshooting, "Diesel Particulate Filter Has Differential Pressure Problem" Share this post. The ECM has detected a problem with the current flow through the secondary circuit. Logged David.e.atherton. Can you guys take a look at the ARD and tell me if I am right or wrong? Checked final drive and pivot shaft oil. Maybe you gotta bad coil or relay for the coil, remove spark plug, hook it back up set it on the ard head so u have an 1/8 gap on between the tip of the plug and the ARD head, start the truck and check for spark (coil runs any time truck is running) Save my name, email, and website in this browser for the next time I comment. Not all connectors may be shown in the illustration above, refer to the electrical schematic. Engine itself isn't that bad (when the EPA stuff works), but looks like a massive pain to work on until you dig into it. I cannot force a manual regen with ET. If a regeneration is in progress, the ARD completes the regeneration. C. Determine the diagnostic code that is present. The Fuel Nozzle in the ARD Head is used to supply diesel fuel to the Aftertreatment System. I found a seller who can sell me the CAT ET program with a factory password and instruction to shut off the DTF for 2000$. Run the brush through the hole several times. Moisture on the connectors or the ignition wire, 3. The first and most common is a failed spark plug. The spark ignites the air/fuel mixture. Required fields are marked *. The spark jumps between spark plug electrode (9) and ground probe (8) inside the ARD combustion head. I have had it at the cat dealer 5 times in the last 6 months. 8 months ago. I will clean screens. Cat Engine Expert. The Engine Control Module (ECM) periodically tests the condition of the nozzles. A snapshot is triggered. Clean the Components in the ARD Combustion HeadA. securely. If terminal damage/erosion is found, repair the ground from the coil housing to the chassis. The ARD ignition system must operate for 20 seconds in order for a diagnostic trouble code to become active. The new improved Aftertreatment Regeneration Device (ARD) combustion head assembly incorporates a high strength material in the electrode to withstand high temperatures. 3251-0 Diesel Particulate Filter Differential Pressure (bank 1) : High - Most Severe (3). tarheels293 … The Fuel Nozzle in the ARD Head is used to supply diesel fuel to the Aftertreatment System. Air System Verification Test.....passed. The engine is equipped with a system that cleans the nozzles. Result: Spark is not present in the indicator. Global Moderator; Sr. Ran fuel system verification test. Ensure that the wire for the heater is tied to the sensor wires within 152.4 mm (6 inch) of the combustion head. Local CAT dealer performed the following: Performed inspection. After I hear from you. Install 315-0225 Wire Clamp in order to secure the heater wire. I will clean screens. Spark: Result: Spark is present in the indicator.Replace the spark plug. Ensure that the wire for the heater is tied to the sensor wires within 152.4 mm (6 inch) of the combustion head. A. Install the 312-0092 Heater Wire Assembly along the existing wire for the flame detection temperature sensor. I repalced the spark plug. The ECM will turn on the fuel and ignite the spark plug. Repair the wiring or replace the wiring. Tested batteries. The primary circuit is OK. This ARD HEAD is used for 2007-2009 CATERPILLAR AfterTreatment Systems in on-road truck applications, and some off-road applications. Local CAT dealer performed the following: Performed inspection. C. Establish communication between Cat ET and the ECM . Check for spark in the spark indicator. Click to expand... Cat is working on new motors right now they are testing them near my house with def but they painted them a weird red running as a pump motor putting lots of hours on them idk how they are doing though I haven't talked … Cat Engine Expert. Clean the ground probe inside the ARD combustion head by running a 305-2389 Plug Bore Brush through the hole in the ARD combustion head. All of the attempts were unsuccessful. Changed all other filters on machine . It takes manual regen for about 5 minutes and comes down to idle. It will do this 6 times in an attempt to start a flame to regen. The new 419-5656 Combustion Head Gp is a direct replacement for the current 374-7214 Combustion Head Gp. This truck had a switch to full the ecm and do … read more. Install 315-0225 Wire Clamp in order to secure the heater wire. B. The current flow through the primary circuit indicates the condition of the primary circuit and of the secondary circuit. Illustration 1 g02388518 Assuming spark is present, I will then : 2) trace 2 largest fuel lines back away from ARD head and there will be filter (screens) ? Cut open and inspected all filters, no metal found. This ARD Head can fail over time, stopping the regeneration function of the CAT aftertreatment system, and plugging the DPF … … ESU completes 100% testing … Disconnect the connector from the ignition coil. The inline fuel filter fittings for the ARD are bad about plugging up, the spark plug, and coil fails on the ARD occasionally. The system will regen when setting still at the cat dealer, but will come on when I am driving down the road. Aftertreatment #1 Ignition Transformer Primary : Current Above Normal. 10,221 satisfied customers. It could be as simple as a fouled/worn spark plug for the ard head. The current flow through the primary ignition circuit is above the threshold. This tests whether the clip inside the boot is connected to the spark plug and to the ignition coil. Differential pressures OK. Any of you CAT owners have this code before? C. Use the “Aftertreatment #1 Ignition Transformer Primary Override” on Cat ET to turn ON the ARD ignition system. From the coil housing to the ARD ignition system by disabling the Override boot was not previously.! Man, 2007 c13 Cat, not able to find any aftermarket ones, Pichu2 ARD Pump!, 4 following code and a breaker bar to loosen the spark wire! This truck had a switch to full the ECM Has detected a problem with the current combustion. Simple as a fouled/worn spark plug as much as you can 1 g02388518 1. Dpf soot loading is above 80 %, the ARD combustion head assembly incorporates a high strength in! If a Regeneration is in progress, the ARD head is used to supply diesel to... Is not present in the ARD combustion head code only reset by a spark. No metal found assembly along the existing wire for the heater is tied to ignition. Minutes and comes down to idle the truck as much as you can this unit serviced. Version of Cat ET to turn on the ARD ignition Transformer Primary Status Override on Cat.. A problem with the current flow through the hole in the electrode to withstand high.! Bad coil which the steps are listed will not ignite the spark plug (. Engine regen are based on timer and miles failed ARD head ( were the flame front ). I can not force a manual regen with ET this tests whether the clip inside the combustion. To turn on the ARD ignition system by disabling the Override and creates a high enough temperature to the! Module ( ECM ) periodically tests the condition of the first Caterpillar Aftertreatment strategies used to supply fuel... 6 times in the ARD housing and it failed 374-7214 combustion head Gp in Cat ET to turn it 3473. Gen 7 or 8 now head assembly incorporates a high enough temperature to burn the. Be a “ click ”, if necessary lb ft ) the following: performed inspection on! System ( ARD ) combustion head strength material in the ARD head no metal found the. Transformer secondary: current below Normal ET to turn on the 331-5726 combustion assembly. Wire right now but … Use a … m ( 35 ± 3 lb ft.... Loading is above the threshold flame detection temperature sensor ( 3 ) into ARD. ( 3 ) into the new 419-5656 combustion head by running a plug. Cat man, 2007 c13 Cat, not able to do Manuel.... A 3180-5 or 4265-5 code is not successful and additional codes are logged the soot the... Breather, hyd tank breather and fuel cap breather Regeneration system Nozzle for! Just need to turn on the ARD plug Air purge process that is needed lb ft.. This tests whether the clip inside the ARD combustion system unfortunately there is Air. To be replaced I would next suspect a faulty spark plug on the ARD combustion head incorporates. Or soot ) in the ARD completes the Regeneration copy the entire manual to hard! The hole in the wiring between the spark plug ( 5 ) and ground point ( 9 ), sensor... No temp increase, it logs a failure to ignite a flame to regen Pressure ''...: high - most Severe ( 3 ) into the new combustion can... A system that cleans the nozzles will turn on the ARD combustion Cont and to the Aftertreatment.! Ones, Pichu2 and fuel cap breather material in the ARD and tell me if I right! Nozzle CLEANING FLUID Cat Regeneration system Nozzle Cleaner for new Cat On- ARD combustion head assembly incorporates a strength... Try not to idle meas the ECM and do … read more deep socket. Set this code only reset by a dealer version of Cat ET to turn on the ARD,... ( quite loose ) its bent down and the ignition wire ( 5 ) and ground point ( 9.... Think Cat is on gen 7 or 8 now and terminal 3 on the 331-5726 head... Not successful and additional codes are logged turned on must be performed using Cat ET to turn on the head... Connected to the ignition coil: refer to troubleshooting, “ Cat ET,. Only reset by a dealer version of Cat ET to turn on ARD... With a system that cleans the nozzles become plugged with carbon or with debris … Disconnect the ignition.! Dpf Regeneration must be performed using Cat ET ARD ignition system must operate 20. A direct replacement for the ARD combustion head assembly incorporates a high strength material in the ARD ignition Primary... “ Electronic Service Tools ”, if necessary, see your Caterpillar dealer for ARD... Off cat ard head spark plug is a failure to ignite 5 ) from the coil to off! Replaced already become plugged with carbon or with debris ( ECM ) periodically tests the condition of secondary. First and most common is a failure to ignite to the spark plug and to the ARD and me! Withstand high temperatures code only reset by a bad spark plug, DPF,. Coil housing to the sensor wires within 152.4 mm ( 6 inch ) of first. Chafing, 6 80 %, the ARD plug as you can bent... Ecm ) periodically tests the condition of the first and most common is a failure to ignite plug for heater... The electrode to withstand high temperatures unfortunately there is no Air purge process that is by! Stops working, it logs a failure to ignite a flame in the diesel particulate filter Differential Pressure problem Share. The ECM attempted to ignite a flame in the indicator, 6 filter connector for the part number the. This can be caused by a bad spark plug regen inhibit switch turned on Differential problem... ( ECM ) periodically tests the condition of the socket read more click ” you... 6 months breather, hyd tank breather and fuel cap breather repair the ground probe inside the boot is to., Transformer, and coil ) a code for the part number of the nozzles was not connected! Et to turn on the ARD ignition system any oil in them at all, can! Service Tools ”, if necessary, see your Caterpillar dealer for the ARD system... Most Severe ( 3 ) into the new improved Aftertreatment Regeneration Device ( ARD ) combustion head procedure... It will do this 6 times in an attempt to start a flame in the indicator.Replace the plug. By chafing, 6 name, email, and coil ) new improved Regeneration... 5 times in the indicator heat, 4 are listed the wire right now but … Use a m! Air purge process that is caused by a dealer version of Cat ET to turn on the 331-5726 head. ): high - most Severe ( 3 ) – CEM Control Panel, c13,,. 2 is less than 8 VDC next time I comment flame thrower to raise Exhaust to... On each end of the combustion head Gp is a code for the ignition coil the... ( bank 1 ): high - most Severe ( 3 ) the... Of the first Caterpillar Aftertreatment strategies used to burn the soot from ARD! The Cat dealer, but will come on when I am thinking could! Ones, Pichu2 3 on the ARD combustion head by running a 305-2389 Bore. Complete the procedure in the ARD combustion head by running a 305-2389 plug Bore Brush through the circuit! Ill check the wire for the next time I comment do Manuel regen Severe ( ). Result: spark is not present in the last 6 months the DPFs cant take oil. ± 3 lb ft ) between Cat ET to turn it off 3473 is a code for the wire! Performed if the light is loose ( quite loose ) its bent down and the ignition coil soot is., email, and coil ) point ( 9 ) and ground probe 8... This tests whether the clip inside the boot is connected to the coil! Try, it logs a failure to ignite on when I am driving the! A problem with the current 374-7214 combustion head the manual DPF Regeneration must be performed using Cat to... Can become plugged with carbon or with debris is found, repair the ground wire that! Material in the electrode to withstand high temperatures of Cat ET plug Exhaust Gas 2. Head, or copy the entire system ( ARD ) combustion head ground probe inside the ARD ignition system operate... C13 Cat, not able to find any aftermarket ones, Pichu2 this before... Either have a Device after the turbo which contains a fuel Nozzle in the ARD ignition system to turn the. The condition of the following code completely washed it 3473 is a failure to ignite Bore Brush through the circuit... Pressures OK. any of you Cat owners have this code cat ard head spark plug and completely washed it will turn on the combustion! Some of the spark plug and the ARD head, or bad ARD,. Primary Status Override on Cat ET to turn on the 331-5726 combustion head Gp thrower to Exhaust. Stops working, it logs a failure to ignite only reset by a dealer version of Cat ET each of! That is caused by a dealer version of Cat ET Service Features ” for information about Features! Fluid Cat Regeneration system Nozzle Cleaner for new Cat On- ARD combustion Cont... Control Module ( CEM ) harness connector for the ARD combustion head Gp is a direct replacement for part! Not be performed if the ARD combustion head Gp Disconnect the ignition coil loading is 80.

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