How do you set the timing for a 97 Nissan Altima 4-cylinder?

To set the timing for a 1997 Nissan Altima 4-cylinder, first, ensure the engine is at TDC (Top Dead Center) on the compression stroke for cylinder one. Align the timing marks on the crankshaft and the camshaft pulleys according to the service manual specifications. Once aligned, secure the timing belt or chain, and double-check the alignment before reassembling any components. Finally, start the engine to ensure it runs smoothly and check for any timing-related issues.