With Manufacturer's Scan Tool
Check the DTCa. Check the indicator.
When the ignition switch is turned ON, check that the P/S warning light goes on for 2 seconds.
HINT: If the indicator check result is not normal, proceed to troubleshooting for the P/S warning light circuit.
b. In case of using hand-held tester:
Check the DTC.
1. Hook up the hand-held tester to the DLC3.
2. Turn the ignition switch ON.
3. Read the DTC by following the prompts on the tester screen.
HINT: Please refer to the hand-held tester operator's manual for further details.