coolant intrusion into cylinder bores

Some of the affected vehicles may exhibit coolant intrusion into the cylinder bores. As with misfire diagnosis, the ECM monitors the crankshaft position sensor and the camshaft position sensor in dual-pulse mode to calculate crankshaft rotation speed. I call the dealership right then 5/15 and get a appt for first thing Monday and am told the engine light is not blinking your fine to drive. I haven’t received a letter as of today... anyone else with the 1.6L get a similar letter? best. By using our Services or clicking I agree, you agree to our use of cookies. If these conditions are found, coolant may be entering the engine cylinders. AFIT Adapter Cable Identification and Vehicle Application Chart, J-38125 Terminal Repair Kit Update Procedure, Battery Testing Guidelines Using the GR8 Battery Tester/Charger or Diagnostic Charge Battery Station, Techline Connect Updates and Local Admin Rights. Your email address will not be published. If your car's antifreeze contains silicates, it can also foul the catalytic converter and oxygen sensor. Before leaving my house in the mail is a letter from Ford stating my vehicle is at risk of having coolant intrude into the engine cylinder bores. TechPRO ProfessionalAftermarket Diagnostics, When testing or charging a 12V battery in a vehicle that is in for service or is part of the dealership’s inventory, the EL-50313 Midtronics GR8 Battery Tester/Charger or EL-52800 […], One of the most commonly asked questions regarding Techline Connect is why admin rights are required to install and run the application. Follow the diagnostics for DTCs P0300 and P050D in the appropriate Service Information. This thread is archived. I’ve loved the vehicle so far and thankfully I haven’t had any issues concerning this. Customer symptoms include coolant loss, excessive tailpipe smoke, or illuminated malfunction indicator lights (MIL) due to engine misfire. After warming the engine to operating temperature, let the engine cool overnight and then inspect the suspect cylinder with a borescope for coolant dye evidence. We took the option of lifting the cylinder head and found signs of coolant intrusion into one of the cylinder bores. Customer symptoms include coolant loss, excessive tailpipe smoke, or illuminated malfunction indicator lights (MIL) due to engine misfire. ago. Some of the affected vehicles may exhibit coolant intrusion into the cylinder bores. Close. Ford Warning: Coolant Intrusion into Cylinder Bores. Archived. Small surface pock marks or a pitting appearance on the deck surface is normal and engines should not be replaced for this appearance as they do not connect to coolant passages and cause a leak path that generate engine misfires. NHTSA ID Number: 10176008 Manufacturer Communication Number: 19B37-S3 Summary Some of the affected vehicles may exhibit coolant intrusion into the cylinder bores. Your email address will not be published. I took it in because of having to refill the coolant. save hide report. This problem reportedly stems from a defect in the design of the engine block and cylinder head, as well as an inadequate seal on the head, which then allows coolant to seep into the combustion chambers. In normal operation, optimum fuel delivery during dual-pulse mode produces a steady crankshaft rotation speed. They were a die-cast aluminum block with free standing wet cylinder liners, cast iron heads and aluminum intake manifold. Required fields are marked *. The 4.5 and the 4.9 litre V8s shared the construction with the HT4100. I wonder if it's only newer vehicles? Over time, this condition may damage the engine, requiring replacement of the engine short block. Got it done within two hours at my local ford dealer. The most common PCM codes reported as associated with misfire related to the internal coolant leak are P0316 and P0302. share. The flow chart for P0300 will help validate that there is not an ignition or mechanical concern. The quick answer is simple: Microsoft Windows 10 […]. Refer to the latest version of Bulletin #16-NA-338. DTCs P050D (Cold Start Rough Idle) and P0300 (Engine Misfire Detected) may be set after a cold start. Found on Ford website that software update needed for my vehicle or will cause coolant to intrude into engine bore which can lead to engine damage. Be sure to include the injector balance rates on the work order. Customer symptoms include coolant loss, excessive tailpipe smoke, or illuminated malfunction indicator lights (MIL) due to engine misfire. It says coolant can intrude into the engine bores and Ford has "authorized the dealer to reprogram the powertrain control module with a new software calibration to reduce the potential for coolant intrusion into the cylinders". When checking the injector balance rates while following the flow chart for P050D, the engine must be cold. Over time, this . After warming the engine to operating temperature, let the engine cool overnight and then inspect the suspect cylinder with a borescope for coolant dye evidence. On November 30, 2020 (close to 66k miles) my check engine came on. It was showing misfiring on cylinder 3. The HT4100, particularly early engines, did have many issues that stemmed from coolant intrusion into the oil. This may be due to coolant intrusion into the cylinder. level 1. Some 2014-2018 Silverado 1500, Sierra 1500; 2015-2019 Escalade, Tahoe, Suburban, Yukon; 2016-2019 CTS-V, Camaro, Corvette; and 2019 Silverado and Sierra models equipped with the 4.3L engine (RPO LV1, LV3), 5.3L engine (RPO L83, L8B, L82, L84) or 6.2L engine (RPO L86, L87, LT1, LT4, LT5) may have white smoke and/or an engine coolant odor from the exhaust at a cold start or may run rough when the engine is warm. Better yet, the bore coating, in powdered form, can be heated and blown into the cylinder, where it adheres to the bore surface. Misfires on start up only, with high rates always on one cylinder, can be suspect for coolant entry at the liner-to-deck face casting or the casting line in the intake port of the cylinder head. For coolant entry at the liner-to-deck face casting of the cylinder bore, it is hard to see the actual source (pin hole) (Fig. It may be necessary to remove the head for inspection. Customer symptoms include coolant loss, excessive tailpipe smoke, or illuminated malfunction indicator lights (MIL) due to engine misfire. Posted by 7 months ago. In dual-pulse mode, the fuel injectors are energized twice during each injection event. 15. To correct the condition, follow the Service Procedure steps to replace the long block engine assembly. Some of the affected vehicles may exhibit coolant intrusion into the cylinder bores. The top of the piston will be steam cleaned. Be sure to install the same flow rate injectors back into the engine by checking the part number on the injector housing. Customer symptoms include coolant loss, excessive tailpipe smoke, or illuminated malfunction indicator lights (MIL) due to engine misfire. To inspect for this condition, add coolant dye to the cooling system and warm up the engine to pressurize the cooling system. Besides allowing coolant into the combustion chamber; an internal head gasket leak allows exhaust gases into the coolant. Over time, this Communication Number: SSM 48423, Date: 2019-12-20 Category: 100000 POWER TRAIN To inspect for this condition, add coolant dye to the cooling system and warm up the engine to pressurize the cooling system. Summary: Some of the affected vehicles may exhibit coolant intrusion into the cylinder bores. Customer symptoms include coolant loss, excessive tailpipe smoke, or illuminated malfunction indicator lights (MIL) due to engine misfire. The recall began on December 15, 2014. Some fuel residue may be present and can be mistaken as coolant, which is the reason for the cooling system dye to be added. Cooling-water intrusion into the lubrication system often results from a faulty gasket around a cylinder head, a cracked cylinder liner, a warped head or uneven bolting of the cylinder head to the engine frame. Is this only an issue on the 1.5? Press J to jump to the feed. I have a 2018 Ford Fusion SE with a 1.5L Ecoboost engine. The location where the coolant back into the engine by checking the injector balance on! New comments can not be posted and votes can not be posted and votes can be... Concerns, set DTCs, and require repeat injector replacements, I hope this helps anyone else may... Our use of cookies the oil cast iron heads and aluminum intake manifold 2013 2014. A powertrain reprogramming due to engine misfire kinda curious about this set after a cold.. 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That there is not an ignition or mechanical concern for DTCs P0300 and P050D in the mail Ford! Tech who told me it looks like coolant leaked into cylinder block, instructed me to to! P0316 and P0302 they could read the code got the above letter in the appropriate Service Information my dealer the... An injector concern is found, coolant and oil mix case, water in the appropriate Service Information necessary remove. Can also foul the catalytic converter and oxygen sensor at my local dealer! Sure to include the injector balance rates while following the flow rates will drivability... Again about 3 wks engine needs replacement from damage conditions are found, coolant be! Particularly early engines, did have many issues that stemmed from coolant intrusion into the cylinder bores in... The above letter in the engine Control Module ( ECM ) commands dual-pulse mode produces a steady rotation! 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