Cryptic crossword No 1,785

Across

1. Opposed to Church of England's position if you add 17 + 5 + 1 (4)
2. Hail in layers - good grief (7)
3. Revolutionary salutation in letter for ex-president Amin, the fool (5)
4. Bewildered Mecca with this question and answer session (9)
5. Leading Neolithic ocean-going animal hotelier? (4)
6. Sign company without us is in critical state (10)
7. 22 liars so untrue (7)
8. I denounce this belief (5)
9. Pluto in galaxied isolation (3)
10. Courage at times under review (5)
11. Spray Ms Karenina on air with praise (7)
12. More than one AB worried Lebanese man endlessly (4,6)
13. Cycling couple at the far end of Indonesian province are in pain (4)
14. Stew almost outclasses stew (9)
15. Awfully eager to come to the same conclusion (5)
16. Polishes Chromium in advance of plaudits (7)
17. Rods' reminders (4)

Down

1. Love lost in Asia Minor about heresy (8)
2. Stirring a fool, one in a hundred (9)
3. Toasties occasionally for Lyle's other half (4)
4. Ruling class' unreliable NHS timetables (13)
5. Australian state forever without drug crime involving no injured party (10)
6. Sound of piano is expert in parts (5)
7. Occupy a dream (5)
8. My mattress covering beds upset a load of dancers (5,2,6)
9. Swap letters about Spooner poorly with rheumatic disease initially (10)
10. Job that involves a lot of filing with digital manipulation (9)
11. The Reverend William Archibald's rod warped in the cellar (8)
12. Collar confused cat in Switzerland (5)
13. Paper as opposed to scissors left Rose confused (5)
14. Republic of Burundi's adopting Attorney-General's meat sauce (4)