4. Test-drive the vehicle at 25 mph (40 km/h) or more with the adaptive cruise control (ACC) activated, and check the data of vehicle speed
signal with the HDS. (ACC system)
Does HDS correspond to the vehicle speed indicated in the meter?
YES -
Intermittent failure, the system is OK at this time.?
NO -
Go to step 5.
5. Test-drive the vehicle at 25 mph (40 km/h) or more with the ACC activated, and check the data of vehicle speed signal with the HDS. (A/T
system)
Does HDS correspond to the vehicle speed indicated in the meter?
YES -
Check for loose or poor connections. If OK, update the ACC unit See: Cruise Control/Testing and Inspection/Programming and Relearning, then
recheck. If the ACC unit was already updated, replace the ACC unit See: Cruise Control/Cruise Control Module/Service and Repair.?
NO -
Go to the A/T system troubleshooting See: Powertrain Management/Transmission Control Systems/Testing and Inspection/Initial Inspection and
Diagnostic Overview/How to Troubleshoot the A/T System.?
Adaptive Cruise Control
Adaptive Cruise Control (ACC) DTC Troubleshooting: 11
DTC 11:
Left Rear Wheel Speed Sensor Signal Error
NOTE: If DTC 112 is stored at the same time as DTC 11, troubleshoot DTC 112 first, then recheck for DTC 11.
1. Check for VSA system DTCs with the HDS.
Are any DTCs indicated?
YES -
Troubleshoot the indicated VSA system DTC(s).?
NO -
Go to step 2.
2. Clear the DTCs with the HDS.
3. Test-drive the vehicle at 25 mph (40 km/h) or more with the adaptive cruise control (ACC) activated.
4. Check for DTCs with the HDS.
Is DTC 11 indicated?
YES -
Go to step 5.
NO -
Intermittent failure, the system is OK at this time.?
5. Check for VSA system DTCs with the HDS.
Are any DTCs indicated?
YES -
Troubleshoot the indicated VSA system DTC(s).?
