standard system - for typical passenger cars suitable to the 13-pin plug of the trailer (used 8-pins) using of factory connector in car trailer reverse lights control LED/bulb lamps support, PWM control trailer LED/bulb lamps support recognition of PWM steering of car lamps (analogue method) directly steering of fog-light of trailer
List price
57.40 EUR (excl. VAT)

WH1R module is basic controller for steering of trailer lights. Module "copy" signals of lights from rear lamps of car to the trailer socket - including reverse light (REV). Application this module is simple (1:1) control of lamps on cargo trailers or on bike rack.


This set is dedicated for Toyota RAV4 (gen.5 2019>), Highlander (gen.4 2020>) and Suzuki Across (2020>). Kit use factory socket in car for connection cable harness. For this reson installation pedriod is simpler and faster.


Kits series WH1x aren't recommended for installations where is required powering in socket (like for eg. caravans). In this case (in view of additional functionalities) should be used modules MP5-DS series or expanded kit of universal module:  WH3Q-S-G13-ICM-LED.


Product requires to be installed by specialized workshop - read here.

  • Product's EAN code: 5907662621909
Kit contents
  • Main control unit 1 pc
  • All-in-one cable harness for installation using factory socket in car 1 pc
  • Socket G13 1 pc
  • Screw set 1 set
  • Quick installation guide 1 pc
Module main features
Current load inputs
≤2 mA
LED lights and single filament bulbs support (car)
Working with cars which use pulse width modulation (PWM) for powering lamps
LED lights and filament bulbs support(trailer)
Ability to control of park sensors module in car
Trailer reverse light control
Permanent power supply to trailer socket
Trailer battery charging circuit
Car rear fog-lights control modes
Trailer fog lights control modes
Trailer fog light sequential(independent) control
Features of electric cable harness
Type of cable harness: P2P ("pin-to-pin")
Length of power harness
(to factory connector) 0,4 m
Length of cable harness to the socket
1,7 m
Length of input signals cable harness
(to factory connector) 0,4 m
Technical data
Power supply voltage
10-18 V
Position lights output power, max
(each of sides) 3 x 5 W
Stop lights output power, max
3 x 21 W
Turn signal output power, max
(each of sides) 21+10 W
Fog-light output power, max
21 W
Reverse lights output power, max
21 W
Kit equipment
Complete bundle of towbar with installation accessories