Required to add CAN communications & power to recently released G4X Plugin ECU’s which have the new 4 Pin powered CAN connector (not the older 5pin CAN connector).  Plugs directly into the socket on the ECU PCB, provides CAN and a protected 12V supply to allow easy connection of CAN accessories. 

Suitable for powering a CAN Lambda, Dash, EGT amplifier or other similar low powered CAN devices which have a total continuous current draw of <3A. 
Compatible PlugIns:
214-4100 - PlugIn ECU G4X Nissan GTR with E-Throttle  
217-4100 - PlugIn ECU G4X Nissan S15 with E-Throttle  
233-4000 - PlugIn ECU G4X Honda S2000 AP1   
228-4000 - PlugIn ECU G4X Subaru WRX V5-6   
237-4000 - PlugIn ECU G4X Honda HC20X Type-R DC5/RSX   
238-4000 - Plugin ECU G4X Subaru WRX11   
239-4000 - Plugin ECU G4X MX5NB2X   
240-4000 - Plugin ECU G4X MX5NB1X   
243-4000 - Plugin ECU G4X WRX11 USDM  
241-4200 - G5 ECU Plug-In - Toyota GT86/Subaru BRZ LHD
241-4000 - G5 ECU Plug-In - Toyota GT86/Subaru BRZ RHD
Specs
DTM4 Male to JST4. 12V and GND Terminated to JST4. Length 300mm   
DTM4 Pin Out
Pin 4: CAN H   
Pin 3: CAN L   
Pin 2: Ground   
Pin 1: 12V