If you’ve ever driven a modern car, then you’ve already interacted with a CAN bus. But what is a CAN bus, and why is it such a big deal? CAN, or Controller Area Network, is a communication protocol that was…
It’s time to take a harder look at the demands of real engines and how the logic of engine management systems work to satisfy them. Let’s see how a sample engine management computer operates. A digital microprocessor is essentially an…
Read Part 2 First : ECU Map Training (Reading & Writing ) – Part 2 Zone 6 A naturally aspirated engine will travel through this zone at WOT. Manifold pressure may be slightly lower than atmospheric pressure if there is…
Among the most common of questions asked about fuel injection systems is, “How do I know where I’m at in the table at any given time?” The answer is, of course, “It depends.” Fortunately, the main tables usually use a…
So you’ve decided that fuel injection is for you, but you Still Want to know more. Undoubtedly, their area lot of questions surrounding what sparked too many as more Of a black art than science Engine tuning used to be…
There are two types of CAN packets: extended and standard. Extended packages are like standard ones but with a larger area (BITS) to hold IDs.Standard PacketsEach CAN bus packet contains four key elements:Arbitration ID The arbitration ID is a broadcast…
The can-isotp.ko module is a CAN protocol implementation inside theLinux network layer that requires the system to load the can.ko core module. The can.ko module provides the network layer infrastructure for allin-kernel CAN protocol implementations, like can_raw.ko, can_bcm.ko, andcan-gw.ko. If…