The towing vehicle and trailer have an electronic braking system (EBS) . How can you check the electronic connection to the trailer when the storage containers are full ?
Disconnect the yellow and red coupling heads, switch on the ignition, release the parking brake, apply the service brake
Connect the yellow and red coupling heads, disconnect the EBS connection, apply the service brake, release the parking brake
Disconnect the yellow and red coupling heads, establish the EBS connection, release the service brake, apply the parking brake
Correct answer :a
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