DTC 63: Millimeter Wave Radar Unit Aiming Error
- Watch the adaptive cruise control (ACC) indicator and CMBS indicator.
Do both indicators come on?
YES - Go to step 2.
NO - Intermittent failure, the system is OK at this time.
- Check for DTCs with the HDS.
Is DTC 63 indicated?
YES - Go to step 3.
NO - Troubleshoot the indicated DTC(s). If there are no DTCs, the system is OK at this time.
- Remove the upper grille (see UPPER GRILLE REPLACEMENT ).
- Check the installation of the millimeter wave radar unit and the main bracket.
Is the installation OK?
YES - Go to step 5.
NO - Reinstall or replace the part that has a problem, then go to step 5.
- Aim the millimeter wave radar unit procedure (see MILLIMETER WAVE RADAR UNIT AIMING ).
- Test-drive the vehicle at 25 mph (40 km/h) or more, and turn the ACC switch ON.
- With the ACC activated, test-drive the vehicle on a straight road at 25 mph (40 km/h) or more for 5 minutes or more.
- Watch the ACC indicator and CMBS indicator.
Do both indicators come on?
YES - Go to step 9.
NO - The system is OK at this time.
- Check for DTCs with the HDS.
Is DTC 63 indicated?
YES - Check for loose or poor connections. If OK, replace the millimeter wave radar unit (see MILLIMETER WAVE RADAR UNIT REMOVAL/INSTALLATION ). After replacement, aim the millimeter wave radar unit (see MILLIMETER WAVE RADAR UNIT AIMING ).
NO - Troubleshoot the indicated DTC(s). If there are no DTCs, the system is OK at this time.