Check the Emissions Control Information label, that is where it should be listed.
Also, according to Haynes Repair Manual #61042 for Mazda 626 & MX-6 Ford Probe for years 1993 thru 2001 page 1-2: Gap: all except 1998 and later V6 = 0.039 to 0.043-inch 1998 and later V6 = 0.028 to 0.031 inch
1997 Mazda 626 2.0L MFI DOHC 4cylThe Spark Plug Gap.044 (In thousandths of an inch)
On top of the cylinder head
1997 Mazda 626 2.0L MFI DOHC 4cylThe Spark Plug Gap.044 (In thousandths of an inch)
Firing order for the 2.0L is 1-3-2-4. Spark plug gap is 0.043in (1.1mm).
The spark plug gap on a 1997 Mazda Rustler 160i should be set at .044 inches. This is one of the most common spark plug gap settings.
The spark plug gap on a 1997 Honda Accord that has a 4 cylinder engine should be set at .044 inches. All 1997 Honda Engines have a spark plug gap of .044 inches.
One for each cylinder, six in a six cylinder, four in a four cylinder.
You can adjust the camshaft on your 1997 Mazda 626 with the camshaft adjustment bolts. You can access the camshaft adjustment bolts by removing the cylinder heads.
1 in each cylinder...........
One for each cylinder.
On a 1997 Mazda 626 4-cyl, the (electric) fuel pump is located inside the gas tank.
Could be that side of the coil is burned out.