📖 The Quick Answer
Nissan ProPILOT Assist combines Intelligent Cruise Control, Steering Assist (lane centering), and Hold (stop-and-go). It sits on top of Nissan Safety Shield 360, which bundles Automatic Emergency Braking with Pedestrian Detection, Blind Spot Warning, Rear Cross Traffic Alert, Lane Departure Warning, Rear Automatic Braking, and High Beam Assist. ProPILOT Assist 2.0 with Navi-Link adds map-based speed adjustment.
⚙ How It Works (Sensors and Algorithm)
Hardware is a forward camera behind the windshield, a forward radar in the lower grille, two rear corner radars, and ultrasonic sensors. The ProPILOT ECU fuses inputs and controls throttle, brake, and electric power steering. The system requires steering torque every 15 seconds and uses a steering torque sensor (not a driver-facing camera) to detect hands.
🛡 What It Protects Against
Rear-end collisions in stop-and-go traffic (where ProPILOT shines), lane departures on long highway drives, and blind-spot lane changes. IIHS rates Rogue, Murano, Pathfinder, and Altima with ProPILOT as Top Safety Picks.
⚠ Limitations and When It Fails
ProPILOT Assist requires clear lane paint on both sides of the lane to engage. It disengages above 90 mph or below 18 mph (without Hold). The torque-based hands-on check is fooled by aftermarket steering-wheel weights, which is a known but discouraged workaround. After a windshield replacement, static recalibration is required.
🚗 Which Vehicles Have It
ProPILOT Assist is standard on Ariya, Pathfinder Platinum, Rogue Platinum, and Murano Platinum, and optional on Rogue SV and SL, Murano SV and SL, Pathfinder SV and SL, Altima SR and SL, and Leaf SL Plus. Safety Shield 360 is standard on every 2021+ Nissan.
🔧 Related TSBs and Recalls
Recall 22V-243 covers the front camera bracket on certain 2019 to 2022 Rogue and Pathfinder, which can shift and cause false LDW. TSB NTB22-066 covers ProPILOT recalibration after a windshield replacement.