7 Across, 9 miles with car reversing (5)
10 Across, 9 turn crazy about one almost completely (7)
11 Across, One travelling salesman holding man back (7)
12 Across, Put right without one perhaps being repaired? Showed failure to understand (14)
I am sorry but I have 9 down beginning with N, AN ANAGRAM FROM 8 ACROSS,(Sadly on ice re NI peace plan, anagram of ON ICE RE NI Which I worked out as EIRENICON The last N giving the start of 9 Down, Am I right?