Lukemalla koodit, korjaamalla vian ja nollaamalla koodit.
Esim.
https://www.vrcf.fi/foorumi/index.php?topic=50231.0ja
1-1-1 OK: No faults detected in the OBD system
1-1-2 Internal fault in the sensor unit
1-2-7 SRS lamp, short circuit or break in circuit
2-1-1 Steering wheel module, short circuit in wiring
2-1-2 Steering wheel module, break in wiring
2-1-3 Steering wheel module, short circuit to ground
2-1-4 Steering wheel module, short circuit to +12V
2-2-1 Passenger module, short circuit in wiring
2-2-2 Passenger module, break in wiring
2-2-3 Passenger module, short circuit to ground
2-2-4 Passenger module, short circuit to +12V
2-3-1 Seat belt tensioner left, short circuit in wiring
2-3-2 Seat belt tensioner left, break in wiring
2-3-3 Seat belt tensioner left, short circuit to ground
2-3-4 Seat belt tensioner left, short circuit to +12V
2-4-1 Seat belt tensioner right, short circuit in wiring
2-4-2 Seat belt tensioner right, break in wiring
2-4-3 Seat belt tensioner right, short circuit to ground
2-4-4 Seat belt tensioner right, short circuit to +12V
No code SRS lamp in the instrument cluster does not light
No code Fault in diagnostic output