Because the E13 uses a mechanical valvetrain, regular valve adjustments prevent power loss and top-end damage. Adjust the valves every 20,000 km (12,000 miles). Perform adjustments while the engine is warm. Intake valve target gap: . Exhaust valve target gap: 0.30 mm (0.012 in) . Ignition Timing and Idle Speed Connect a timing light to spark plug wire number one. Disconnect and plug the distributor vacuum advance hose.
Change every 5,000 to 7,500 miles or 6 months. For high-performance synthetic oils like Amsoil, some experts suggest 10,000 to 15,000 km. Air Filter:
Before searching for a manual, it is crucial to identify exactly which "E13" engine you are working on. Nissan used similar naming conventions for different engine families:
It's important to address a common point of confusion. Modern Nissan models like the (introduced around 2020) use a completely different engine: the HR12DE . This is a 1.2-liter, 3-cylinder, DOHC engine that is part of Nissan's e-POWER hybrid system. In this setup, the petrol engine acts solely as a generator for the electric motor that drives the wheels.