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The block off plates are the only way to isolate the secondary air injection system and the related pressure sensor (s) from the exhaust which should only be used with “The Original” SAIS Bypass Kit. By completely isolating the system from the exhaust, the pressure sensors are prevented from causing valve stuck open trouble codes which are ...A bypass kit must be installed to use this harness and all the wiring for the pressure sensors/ air switching valves must be intact. If you are getting a pressure sensor circuit code it is important to verify the wiring to the ECM is good first. Sometimes rodents like to chew on wires which the bypass kit nor this Pressure Sensor Harness can fix.I'm hoping the Hewitt Tech bypass kit passes smog. I wasnt able to get a hold of them over the phone. jtx0741, Mar 1, 2019 #14. Mar 1, 2019 at 3:11 PM ... so I went with the Hewitt Tech kit for my truck. I got it in today and it took me about 20-30 mins to install from start to finish. I disconnected the battery to clear the code, and it ...Make sure the plates are inserted all the way up against the bolts. There should be a tiny lip of the plate showing equally all the way around the flange. 5) Release the air tube and tighten the air flange bolts to 10 N-m or 7 ft-lbs. Duplicate the steps for the other bank. 6) Start the engine and check for exhaust leaks at the ASV.P1613 Code after Gen2 Hewitt SAIS Bypass Installed Toyota Tundra Forum, Toyota Tundra 4WD Regular Cab Tundra Grade Toyota Sequoia 2WD Toyota Sequoia 2WD 2008, Toyota Tundra 2WD ... Secondary Air Bypass Kit: Gen V54 (Plug Play) Hewitt Technologies. ... (Toyota Lexus) Hewitt-Tech. P1613 Code After Gen2 Hewitt SAIS Bypass Installed Toyota, 56% OFF.Oct 25, 2020. #31. Lewis said: If you run across a 2008 Toyota Tundra (3UR-FE) and have a no start, no ECM communication condition and there is no "Check Engine Light" bulb illuminated during the function check, disconnect the secondary air valves.These have a tendency to short the 5 volt reference line and stop all ECM communication.2" Rear Lift Block Compatible With 1995-2024 Tacoma/Tundra 2WD 4WD, 2'' Rear Leveling Lift Kits with Extra Long Extended Square U-Bolts Raise The Rear of Your Pickup By 2". $51.99. 12‐Pack of 10.1 oz Dap 18300 White Dynaflex 230 Premium Window, Door, and Trim Sealant. $53.99.The pump started to go on my 2006 Tundra. I installed the Hewitt Tech Plug and Play Bypass Kit fine, except while trying to install the block off plates the nut and bolt connecting those tubes sheared off. I know, I am royally screwed. I hit it with penetrating oil multiple times and let is sit for hours, but live in New England with so much ...The Bypass Proxy Server for Local Addresses option in Windows 8's Internet Options dialog enables you to circumvent an active proxy when accessing local resources. In general, Wind...Our bypass kits prevent operation of the failure prone SAIS which will let you clear certain related trouble codes, the CEL and keep you out of "Limp Mode" as well as save you $2000-$3000 on repairs.2 posts · Joined 2023. #5 · Aug 20, 2023. I ordered the hewitt tech gen 2 kit. Installed it and it didn't work. I called and they sold me the peeaaure sensors. I stalled them and still didnt work. I emailed back and forth trying to resolve the issue. My truck is still broken and hewitt tech and gone silent.I've installed Hewitt Tech's bypass kit and it's worked well. I purchased the plug-and-play kit and installed the block-off plates and it was very easy to do. The only issue I've had is when the outside temps are very cold (in the teens), I've had the CEL come on after driving for about 15 minutes for the air injection code.Pressure Sensor Replacement Double is to be used in place of air switching valves or damaged pressure sensors. These are used only with the Gen 1 Bypass kits and is not compatible with the Gen 2 Bypass Kits. Not a stand …I just installed the Hewitt-Tech kit on my 2012. The wires connect to the mass air flow sensor, and one to the starter relay. ... I also installed Hewitt-Tech bypass kit 7/15 works well. There's another DIY by-pass option on the cheap someone else has posted. Attached Files: DIY AIP Override 1.1 (1).pdfBypass Kits. Showing all 5 results. Sale! Gen 2: Secondary Air Injection System Bypass Kit (Plug & Play) Rated 4.97 out of 5. $ 450.00 $ 405.00 Select options. Sale! Gen 2: 3 …What's up guys in today's video we are going to be installing a Gen 2 Secondary Air Injection System Bypass Kit from Hewitt Technologies on my 2010 4.6L Toy...The Hewitt Tech (HT) Gen 2 (3 Valve) Bypass Kit is for specific vehicles with 4.7L engines. On these vehicles the entire SIAS is located underneath the manifold. To make the Gen 2 Bypass kit compatible with this particular engine layout, HT had to develop the 3 Valve version.The truck seemed to have a slight hesitation at first. I stopped and fueled up and afterwards the truck seemed to run fine.When i got home i connected my OBDII code scanner and got a P0418 code "Secondary Air Injection System Relay A Malfunction", it actually showed up twice. I cleared the code and all seemed good until a couple days later the ...The pump started to go on my 2006 Tundra. I installed the Hewitt Tech Plug and Play Bypass Kit fine, except while trying to install the block off plates the nut and bolt connecting those tubes sheared off. I know, I am royally screwed. I hit it with penetrating oil multiple times and let is sit for hours, but live in New England with so much ...Update: called Hewitt tech who makes the bypass I have and they said I have a module for an 07-08 truck that was the only one they made up until a year and a half ago and will commonly cause my code I'm getting. Ordered there 11-12 updated kit and supposedly this will resolve my issue. I'll update shortly!

GEN 2 SAIS BYPASS KIT – Newest & Recommended Solution GEN 2: Fully Plug & Play – All 5.7L, 4.6L, 4.0L and 2.7L Vehicles; 07-09 Tundra & 08-09 Sequoia 4.7L GEN 2-3V: Partially Plug & Play – All 4.7L Vehicles Except 07-09 Tundra & 08-09 SequoiaHewitt-Tech Secondary Air Injection Bypass kit (2012+ 4.0) (UPDATED 21-OCT-2016) Discussion in ' Product Reviews ' started by Large , Oct 7, 2015 . Post ReplyMetal is super reflective, but it might not reflect a stop by the police. Learn if tinfoil on your hubcaps helps bypass police radar at HowStuffWorks. Advertisement People will try...Hewitt Technologies | Disclaimer. GEN 2 SAIS BYPASS KIT Newest & Recommended Solution. GEN 2: Fully Plug & Play All 5.7L, 4.6L, 4.0L and 2.7L Vehicles; 07-09 Tundra & 08-09 Sequoia 4.7L. GEN 2-3V: Partially Plug & Play All 4.7L Vehicles Except 07-09 Tundra & 08-09 Sequoia. GEN 1 SAIS BYPASS KIT Original & Basic Solution.

The module is designed to be used in conjunction with a pair of bypass-plates, which are designed to insure that exhaust gasses do not back up and cause further damage to the Air Induction. For codes P1441, P1444, P2440, P2442, you 'must' install the exhaust block-off plates.You can find them all here:Hewitt Tech Store if anyone has any questions please give us a call Toll Free 1-844-307-7671. Hewitt Technologies Inc Web www.hewitt-tech.com ... Our bypass kit cannot take care of the cold weather issue and it happens on those vehicles with or without it.The P0441 (Incorrect Purge Flow) is an EVAP system problem, the P2443 (Air Switching Valve Bank 2 Stuck Closed)is a problem with the Secondary Air Injection System. Unless the other code was actually a P2441 (Air Switching Valve Bank 1 Stuck Closed) they are 2 different systems. Secondary Air Injection Problems are quite common on 2012 V6 ...…

Reader Q&A - also see RECOMMENDED ARTICLES & FAQs. Original Secondary Air Injection System Bypass Kit Block B. Possible cause: Https://hewitt-tech.com [email protected] or Toll Free 1-844-307-767.