With Manufacturer's Scan Tool

CHECK DTC (Using an intelligent tester)

a. Connect an intelligent tester to the DLC3.
b. Turn the ignition switch to ON.
c. Turn the tester ON.
d. Select the following menu items: DIAGNOSIS / ENHANCED OBD II / DTC INFO / CURRENT CODES or PENDING CODES.
e. Check the DTC(s) and freeze frame data, and then write them down.
f. Check the details of the DTC(s).