Ecumaster Base Maps [ 2026 Update ]
Base maps are intentionally and conservative on ignition timing (usually 10–15° less than optimal). This protects the engine during first startup and idle tuning.
Verify your injector dead times and flow rates match your hardware. ecumaster base maps
The easiest place to start is the free Ecumaster EMU software download . Inside the installation folder, there is usually a "Base Maps" directory. Base maps are intentionally and conservative on ignition
The first start is when engines are most vulnerable. A lean condition due to a completely wrong VE table can melt a piston in 30 seconds. Base maps are intentionally rich (targeting 11.5–12.5 AFR under load) and have extremely conservative timing (10–15 degrees BTDC). This is your insurance policy. The easiest place to start is the free
To minimize the setup time for common engines like the 2JZ, 4B11, or EA888. 2. Sourcing and Selection