Bonnet not latching properly, what to check/adjust/lubricate etc...

[Dezzy]

Originally Posted by HPsauce

Sorted, the pull handle wasn't retracting properly when released so the drivers side catch was still half-open.

The catch that was still half open is the reason the pull handle is not going back.

It'll keep doing it, if you have a good look round there behind and under the slam panel it'll be black and thick with greasedirt.