switchable followers RSS
M177 CAMTRONIC Cylinder Deactivation: How It Works and Tuning Implications
What Is CAMTRONIC and How Does It Work on the M177? Every M177-powered AMG — the C63, E63, AMG GT, GT 63, and GLC 63 — uses a cylinder-deactivation system Mercedes-Benz calls CAMTRONIC. Under light loads, four of the engine’s eight cylinders shut down to cut fuel consumption. The moment you press the throttle, all eight fire again in milliseconds. For tuners, CAMTRONIC matters because it directly affects camshaft behaviour, ECU calibration tables, and exhaust-gas temperature management. Whether you are running a Stage 1 ECU flash or building a 900 HP monster, you need to understand what this system does...