IMPORTANT - The information on this page is ONLY applicable to the 3B engine. It is NOT transferable to the ABY engine. 

The image below depicts the pin locations as if viewing the connector on the ECU.

The image below depicts the 3B ECU pinout when viewing the cable assembly.

The following table defines the functionality of each of the 55 pins on the 3B Motronic ECU. 

Navisworks Manage Apr 2026

The camera zoomed out. In the model, the red clash was gone. Only green remained.

He ran the tool. He linked the construction schedule—the 4D simulation. The animation showed Week 34: Steel crew installs the brace. Week 36: Glass crew installs the balcony.

The software had found a 3.5-degree rotation in the brace's lower node. By angling the steel away from the building and adding a custom-forged knuckle joint, the brace could clear the balcony by 14 inches. It even generated a —a hybrid design that no human had imagined. Act III: The 3D Resolution Marcus frowned. "That knuckle joint doesn't exist in any catalog."

But one clash was different. It was red. Not orange or yellow. Act I: The Hidden Flaw Leo zoomed in. On the 42nd floor, Aria’s signature cantilevered balcony swept outward at a graceful 23 degrees. It was beautiful. It was also exactly where Marcus had placed a 36-inch seismic cross-brace. In the model, the steel beam pierced straight through the glass floor panel. Navisworks Manage

"And my balcony is the architectural signature of the entire facade," Aria countered. "If we move it down a floor, the wind deflection pattern changes. The penthouse pool will slosh over the edge."

But Navisworks did something no one expected. Leo opened the workbook. In seconds, the software measured the affected area: 14 square meters of structural glass, 6 tons of steel, and 89 man-hours of rework. Total potential loss: $470,000 .

The crowd watched a . A digital drone flew up the facade, spiraled around the 42nd floor, and stopped. There, lit by a virtual sun, was the knuckle joint. It gleamed like a piece of jewelry—a scar turned into a feature. The camera zoomed out

Crunch. The simulation played out the collision in slow motion. The brace would shatter the balcony before the caulking even dried.

He activated the tool. A slice-plane cut through the tower like a scalpel, revealing the hidden war inside. He toggled the Transparency —the steel turned to ghost, the glass became solid. The red clash pulsed.

"This software doesn't just manage models," Leo said. "It manages the truth. And the truth is, no one builds alone. We just needed something to translate our dreams into reality." He ran the tool

Leo opened the function. "It does now." He sent the exact geometry to a fabricator in Ohio. The reply came in 4 hours: "Can print in 316 stainless. Lead time: 11 days."

Worse, the mode showed the truth. If built as designed, the 42nd floor balcony would not only clash—it would fail. The stress lines bled from the beam into the glass, spiderwebbing into a catastrophic fracture zone. The beautiful balcony was a death trap. Act II: The Summit The next morning, Leo called a meeting. He didn't bring prints or emails. He brought a tablet running Navisworks Manage. He projected the live model onto a 20-foot wall.

For 90 seconds, Navisworks thought. It considered 14,672 possible re-route options. It consulted the . Finally, it highlighted a solution in green.

Then he ran a . He told the software: "Assume the brace stays. Assume the balcony stays. Find a path."

Leo pulled out his tablet. He launched one last time. He clicked Animator and Viewpoint .