2.8 Function tests, coding
Do not fit the cover to the bumper cut-out until the function test has been completed.
Mechanical test
Pull off the sealing stopper and insert the ball head into the mounting casing.
Check that engagement mechanism moves smoothly and easily.
Check that the ball head is secure and that the engagement mechanism functions correctly:
The ”green” marking on the hand wheel is opposite the ”green” section on the ball head.
The hand wheel is against the ball head.
The wrench can be removed after the ball head has engaged.
The ball head can be removed after turning the hand wheel.
The hand wheel is locked when tightened.
The sealing stopper is tight after it has been refitted.
Electrical test
Each time you hitch a trailer to the car, check that the trailer lights and the indicator control lights function
correctly.
Coding
This system is not coding-relevant.
2-64/EN
