Let’s use Fcar F502 Heavy Duty truck code reader to diagnose  Cummins engine and share here one-by-one procedure.

Select menu, you can see it has options incl.

Vehicle information

Fast scan

Complete Scan (about 60s)

Tool information

setting

Update mode

Here we come to “Vehicle information” incl.

VIN (1-9)

VIN (10-17)

Total vehicle distance (OMI)

Engine make            (CMMNS)

Engine model          6BTAA5.9 LIT

Total vehicle hours

Total engine hours       Oh

Rated engine power

Average Fuel economy   OMPG

Back to choose “Fast Scan” and choose “Engine module”

Read current code

Read live data

Choose “Setting” to reset language between the English and Spanish, also check the serial number, etc