MaxxECU N54 Adapter Harness

The PNPECU MaxxECU adapter for the BMW N54 allows you to gain full control over the engine while allowing easy fitment into your car, be it the original car or an engine swap into another chassis. 
 
Check our wiki N54 Support page for more details 
PNPECU Wiki N54 MaxxECU Race Support Page
PNPECU Wiki N54 MaxxECU Pro Support Page


This is for port injection converted vehicles ONLY. The direct injection no longer works and GDI Injectors should be removed, and blanks fitted. All PFI injectors are supported. Injector outputs are provided in the auxiliary injector connector.

Alternator, Oil level, Oil Temperature and Waterpump BSD control is built into the adapter.

 
Supported OEM functionality thanks to MaxxECU:
Alternator voltage control (BSD)
Oil level and temperature monitoring (BSD)
Waterpump temperature control (BSD)
Electric thermostat
Electronic throttle body
Vanos, Intake and Exhaust
E46/E9x CANBUS
1 x OEM WBO2 LSU4.9 (Race) 2 x OEM WBO2 LSU4.9 (Pro)
Electronic FAN PWM
Both OEM wastegate solenoids
EKPM3 Control
DCT Support via CANBUS
 
Kit Contents : 
Wiring adapter
Spare terminals and connectors
ECU Pinout information