[Michael234]

Holden cruze trailer wiring connector has a 'magnetic reed switch' that works when the dust cover is open. It's a little magnet that is attached to the middle of the dust cover. It causes hyper flashing when the trailer is on.
In my case the magnet broke off the first time it was used.

 

[Blasirl]

Holden cruze trailer wiring connector has a 'magnetic reed switch' that works when the dust cover is open. It's a little magnet that is attached to the middle of the dust cover. It causes hyper flashing when the trailer is on.
In my case the magnet broke off the first time it was used.

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