Checking the response code
- Ignition on.
- Activate the Scan Tool (ST) in MODE 2.
- Move the selector switch from ON to RESUME or from RESUME to ON.
- Check that the RESUME function is OK by check that response code 1-2-3 is returned.
Is response code 1-2-3 returned?
- Yes, response code 1-2-3 is returned. Troubleshooting has been completed.
- No, response code 1-2-3 is not returned. Refer to Checking other response codes .
- No, response code 3-1-1 is returned instead. Refer to Checking response code 3-1-1 .