2004 timing marks for four cylinder?

For a 2004 four-cylinder engine, timing marks are critical for ensuring the proper alignment of the camshaft and crankshaft during installation or maintenance. Typically, the timing marks are located on the crankshaft pulley and the timing cover or on the camshaft gears. It's essential to align these marks accurately to maintain engine synchronization and prevent potential damage. Always refer to the specific service manual for your vehicle model for the exact locations and alignment procedures.