How does menu4 work with the jb4?
Menu4 allows you to tell the JB4 whether you are running on the factory flash tuning (4/3 DEFAULT SETTING), a JB4 back end flash map (4/2), or want to run flash only (4/4) with the JB4 providing gauges and/or boost targeting only. How do the JB4 various flex fuel inputs work?
What is jb4?
JB4 is a plug & play chip tune available for turbocharged vehicles. The JB4 comes preloaded with custom tuning software and up to 8 maps for various fuel and modification levels.
When to map 4 on a jb4?
So expect stock like boost until oil temps are > 160 degrees. Same goes for oil temps > 280 degrees. 3) The JB4 has several safety systems built in that will force a switch to map 4 (low boost) if the JB4 notices various conditions. Including boost over target, fuel pressure below target, and air/fuel ratio running lean.
What are the jb4 board upgrades available?
JB4 Board Upgrades, 2STEP/NLS, DATA cables, anti-lag, and other add-ons are available are here. Home of the JB4 the worlds most popular turbocharged tuning system!
What is a JB4 tune?
The JB4 is a plug and play tune available for turbocharged vehicles. The JB4 tuner installs between your car's sensors and its DME/ECU (computer) and manipulates vehicle performance through these connections making your vehicle much faster.
Does the JB4 have CANbus?
While it's not the only tuning system that operates this way the JB4 separates itself from the competition with much more advanced connection points and processing including CANbus, fuel & spark control, bluetooth to your smartphone, and a variety of innovative and advanced features not possible with any other system.
Is the JB4 VIN locked?
In addition the JB4 system is not VIN locked to your vehicle and can quickly removed and swapped between cars or resold at a later time. Often imitated but never duplicated the JB4 has been the gold standard in plug and play turbocharged performance tuning for over a decade.
