0
mph
—mi
— mpg now
— mpg avg
NO OBD
—°F
N E S W —
acquiring GPS
LAT —
LON —
ACC —
HEADING —
OBD off
LINK —
Settings
Speed unit
Temperature unit
Target mpg
Green at or above, amber above half, red below half; bar tops out at 2×
Fuel range
Estimated from fuel-rate integration unless the ECU reports level
Tank size
US gallons
Full-tank range
Miles; used to draw the bar
Refuelled
Resets fuel used to zero
Lifetime average
—
Telemetry server
Engine displacement
Litres — only used if the ECU has no MAF or fuel-rate PID
Diagnostics
Adapter log appears here. Console: hud.frame({...}), hud.mock(), hud.help()
Maintenance
Distance logged
Odometer-style total from OBD speed, across all trips
—
Oil change and service intervals will live here.
Add HUD to Home Screen Install for fullscreen driving mode