Trailer tow circuit for Toyota 4Runner IV (2002-2005)
Trailer tow circuit
1 2 3 4 5 6 7 8 9 +B RTOT RTIN LTOT
3 2 4 1 LL LR +B IG
5 4 3 2 1 TAIL STOP GND +B BRK
BATT CHG FUSE
BATT CHG RELAY
BL (BELOW LEFT FRONT SEAT)
BLK WIRE
BLK/RED WIRE
BLK/YEL WIRE
BLU WIRE
BLU/BLK WIRE
BLU/ORG WIRE
BLU/RED WIRE
BLU/YEL WIRE
BO (ON LEFT "D" PILLAR)
BODY ECU
BRN WIRE
DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH)
EB (ON LEFT FRONT INNER FENDER)
ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPARTMENT)
ENGINE ROOM R/B 3 (ON LEFT SIDE OF ENGINE COMPARTMENT)
FUSE
GRN WIRE
GRN/BLK WIRE
GRN/WHT WIRE
GRN/YEL WIRE
GRY WIRE
HOT AT ALL TIMES
HOT IN ON OR START
JUNCTION CONNECTOR
JUNCTION CONNECTOR 1 (ON LEFT FRONT OF ENGINE COMPT, NEAR BATTERY)
JUNCTION CONNECTOR 14, 15 (BEHIND INSTRUMENT CLUSTER)
JUNCTION CONNECTOR 2
JUNCTION CONNECTOR 20, 21
JUNCTION CONNECTOR 25 (BEHIND RIGHT
JUNCTION CONNECTOR 33 (BEHIND RIGHT END OF DASH)
JUNCTION CONNECTOR 39 (NEAR FRONT OF LEFT REAR WHEELWELL)
JUNCTION CONNECTOR 4 (BEHIND UPPER LEFT END OF DASH)
JUNCTION CONNECTOR 40, 41 (ON LEFT SIDE OF CARGO AREA, NEAR ``D" PILLAR)
JUNCTION CONNECTOR 41 (ON LEFT SIDE OF CARGO AREA, NEAR "D" PILLAR)
JUNCTION CONNECTOR 5 (BEHIND RIGHT KICK PANEL)
JUNCTION CONNECTOR 7 (BEHIND LEFT END OF DASH)
LT GRN WIRE
PARK/NEUTRAL POSITION SWITCH (ON RIGHT SIDE OF TRANSMISSION)
RED WIRE
RED/YEL WIRE
STIN LTIN
STOP FUSE
STOP LP CTRL RELAY
STOPLIGHT SWITCH (BEHIND LEFT SIDE OF DASH, ABOVE BRAKE PEDAL)
TAIL BATT STTL B/UP STTR GND BRK 2 3 4 5 6 7
TAIL FUSE
TOWING BRAKE CONTROLLER (BEHIND LOWER LEFT END OF DASH)
TOWING BRK FUSE
TOWING CONVERTER RELAY (ON LEFT SIDE OF CARGO AREA)
TOWING FUSE
TOWING TAIL RELAY
TRAILER SOCKET
TRL TRR
TURN SIGNAL FLASHER RELAY (W/ DRL) (BEHIND DRIVER SIDE J/B)
TURN SIGNAL FLASHER RELAY (W/O DRL) (BEHIND DRIVER SIDE J/B)
TURN, HAZ FUSE
W/ DRL
W/ DRL W/O DRL
W/O DRL
WHT WIRE
WHT/BLK WIRE
YEL WIRE
YEL/RED WIRE