Specification should be displayed in display field No. 3 on scan tool with engine at 650-750 RPM and display field No. 4 on scan tool should display a maximum of plus or minus 2 degress from reading in display field No. 3 with engine at 650-750 RPM.
Specification should be displayed in display field No. 3 on scan tool with engine at 650-6000 RPM and display field No. 4 on scan tool should display 0-40 degress with engine at 650-6000 RPM.