Connecting Trailer Lights; Auto Current Cut-Off Function (Vehicles With Towing Package); When The Auto Current Cut Function Is Activated - Lexus RX 350 Owner's Manual

Connecting trailer lights

Without towing package: Trailer lights cannot be connected.
With towing package: Use the 4 pin connector located under the rear
bumper.

Auto current cut-off function (vehicles with towing package)

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In case of over current, the auto cut-off function stops the power flowing to the
trailer lights to prevent damage to the vehicle's electrical system.
This function is activated when the rated current of any of the following trailer light
circuit components is exceeded:
Tail lights: maximum 7.8 A
●
Stop/turn signal light (right): maximum 4.5 A
●
Stop/turn signal light (left): maximum 4.5 A
●

When the auto current cut function is activated

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If a trailer light does not come on due to the activation of the auto current cut func-
tion, the light system will need to be reset.
Follow the reset procedure shown below.
If a tail light does not come on, turn off the headlight switch.
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If the right-side stop/turn signal light does not come on, put the turn signal in the
●
off position or remove foot from the brake pedal.
If the left-side stop/turn signal light does not come on, put the turn signal in the
●
off position or remove foot from the brake pedal.
If the emergency flashers do not operate, press the emergency flasher switch to
turn them off.
After the light system is reset, operate the light switches again to see if the lights
operate normally.
If the lights do not operate normally, have the vehicle inspected by your Lexus
dealer.
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