With Manufacturer's Scan Tool

CHECK DTC

a. Connect the intelligent tester or Techstream to the DLC3.
b. Turn the ignition switch ON.
c. Turn the tester on.
d. Enter the following menus:
1. Intelligent tester - Select: DIAGNOSIS / ENHANCED OBD II / DTC INFO / CURRENT CODES.
2. Techstream - Select: Powertrain / Engine and ECT / Trouble Codes.

e. Read the DTCs.