GF1A TRANSFER / 4WD / AWD  DYNAMIC TORQUE CONTROL AWD SYSTEM  TERMINALS OF ECU  

CHECK 4WD ECU ASSEMBLY

2.75,0.167 3.167,0.417 0.417,0.25 4.167,0.167 4.583,0.417 0.417,0.25 4.292,0.208 4.708,0.406 0.417,0.198 10 false N4 2.875,0.208 3.292,0.521 0.417,0.313 10 false N3

a.

Measure the voltage and resistance of the connector.

Terminal No. (Symbol)	Terminal Description	Condition	Specified Condition
N3-1 (GND) - Body ground	Ground	Always	Below 1 Ω
N3-24 (IG1) - N3-1 (GND)	4WD ECU assembly power supply input	Ignition switch ON	11 to 14 V
N4-3 (SLC-) - N3-1 (GND)	4WD linear solenoid (electro magnetic control coupling sub-assembly) (-) output	Ignition switch ON	Below 0.5 V
N4-4 (SLC+) - N3-1 (GND)	4WD linear solenoid (electro magnetic control coupling sub-assembly) (+) output	Ignition switch ON	Below 0.5 V
N4-18 (OMS) - N3-1 (GND)	Multi-terrain select switch (integration control and panel assembly) input	Ignition switch ON (Switch not operated)	11 to 14 V
N4-19 (OMSG) - N3-1 (GND)	Multi-terrain select switch (integration control and panel assembly) ground	Always	Below 1 Ω
N4-17 (CANH) - N4-26 (CANL)	CAN communication line	Ignition switch off	54 to 69 Ω