60 to 65 Liters. that's around 13 to 14 imperial gallons or 15 to 17 us gallons
It's in the gas tank.
According to my Chilton's Auto Repair Manual : For a 1989 Mercury Topaz ( front wheel drive ) ( 15.9 US. gallons )
check the fuel pump and sending unit in the fuel tank
where is the fuel reset swith for a 1989 mercury topaz
it will be in the fuel tank.
Feul filter for 89 topez is mounted on the passengers inner wheel well
location fuel pump relay 92' merc topaz
Inside the fuel tank.
4
Sorry , no ansewer because no Topaz 1995 ; last production was 1994.
Should be just one.
THE FUEL FILTER IS UNDER THE HOOD ON THE WHEEL WELL, LEFT OF THE ALTERNATOR.