Tundra Access Cab SR5 4WD V8-4.7L (2UZ-FE) (2001)
Trailer Connector: Testing and Inspection
TRAILER TOWING
T6 TRAILER SOCKET
2 - GROUND : Approx. 12 volts with light control SW at TAIL or HEAD position
1 - GROUND : Approx. 12 volts with ignition SW at ON position and shift level in R position
4 - GROUND : Always continuity