NOTE : If you suspect the HDS or the HDS DLC cable may be the source of the
communication problem,
verify that they are working properly by connecting them to a known-good,
similar vehicle and system, and
checking for communication problems.
1. HDS communication check:
Turn the vehicle to the O
NOTE: Before you troubleshoot, review the general troubleshooting
information.
1. Problem verification:
Turn the vehicle to the ON mode.
Clear the DTCs with the HDS.
Turn the vehicle to the OFF (LOCK) mode.
Test-drive the vehicle.
NOTE: Drive the vehicle on the road, not on a lift.
Check fo