Jb4 Clear Codes. May 15, 2014 · JB4 Menu 4 - 2 Alternative pedal to boost mapp

May 15, 2014 · JB4 Menu 4 - 2 Alternative pedal to boost mapping 05-15-2014, 12:22 PM Hi my friends I am doing a upgrade in my N54 with the Rb Turbos . Nov 27, 2020 · If you want power adders, do it in a way that doesn't involve a boost chip. Everything seems like it works because i can use the different setting but I do not get any boost in any of the maps. The car is running great and starts up perfect. As there are no legal requirements to display the octane content at the pumps, I am a bit concerned of using the pre-loaded maps. Nov 7, 2020 · On the JB4 app I noticed my AFR would get crazy high, up to 18. I did some logging and found sometimes AFR2 would stay around 14, others it would mirror AFR, which is very high send erratic. Thanks! Question is this - (Keep in mind please, I'm new to this but trying to learn) - In the settings on JB4 mobile app. 2007-2012 BMW N54 Twin Turbo -- The Engine That Started It all! Hi, I connected the JB Mobile app, amd I am able to select the mappings and load them, however the gauges stay blank, what am I missing? I am on the Lotus Emira V6. Jul 28, 2025 · Installed a JB4 unit in my Lotus Emira 3. Sep 21, 2022 · Would the JB4 be able to adjust on the fly for potential knock? Im finishing up a custom short ram this weeked, just waiting for the MAF flange to be delivered. Very common with the 3rd gear boost limit setting. Here's a link for the hybrid turbo thread. I already installed the BMS Flash PUMP: For use with pump gas and I changed the AFR values in the jb4 interface. May 15, 2021 · I had to cut a "bar" on the N20 sensor's plug, so it fits into the JB4 adapter. After installing it and configuring the JB4 (User adjustment/TMAP = 1), I started the car and immediately got a very rough and inconsistent idle + limp mode. Those things on race mode can run 26-28 psi on the stock turbo which will fry it. The 6 cyl timing setting I8A0S = 4 and IJE0S = 5. Now I have two major questions. The JB4 boost by gear can be set on the fly in seconds while in the staging lanes, bypassed on the fly for a burnout, and bypassed on the fly if traction is better than expected during a run. . Oct 4, 2022 · Cant seem to find the default settings for the jb4 can someone send a link. Does anyone know whats wrong. If you must have a piggyback, go JB4 or Lap3 Pro Tuner. I have a 2009 335I E92 coupe with JB4 and ******* ***. There's a slight size increase over the stock intake piping diameter where the MAF sensor will be located. In addition there is a dedicated anti-lag boost cap. I have seen a few turbos replaced because of it. 5L V6 and testing it out on the local fuel here in Tokyo. Sep 21, 2022 · Would the JB4 be able to adjust on the fly for potential knock? Im finishing up a custom short ram this weeked, just waiting for the MAF flange to be delivered. 5 cruising/under load/ at idle. Jan 23, 2023 · Set your JB4 up for the hybrid turbos and start with a log on map 1. Hi, I connected the JB Mobile app, amd I am able to select the mappings and load them, however the gauges stay blank, what am I missing? I am on the Lotus Emira V6. I am getting ready to take it in for OBDII emission test later this month so I checked my JB4 code reader and its only showing up 1 code which is (29F3) fuel low pressure sensor, from my research. Full ECU tune is always superior and the best place to go for that is SXTH Element. So then I took the jb4 out and had boost again but when i installed it again no boost. Oct 14, 2022 · I recently installed the JB4 in my car.

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