Hint:
Performing a system check enables the system, which consists of multiple actuators, to be operated without removing any parts. In addition, it can show whether or not any dtcs are set, and can detect potential malfunctions in the system. The system check can be performed with the intelligent tester.

Active test
Diagnostic trouble code chartManual air conditioning system
Air conditioning controls
Fan speed control switch
Temperature control switch
On/off switch
Windshield defogger switch
Rear window and outside rear view mirror defoggers* switch
Airflow mode control switch
Outside/recirculated air mode switch
"A/C" switch
"MAX A/C" switch
*: If equipped
...
Operation check
Inspect driver side seat belt warning light
Turn the ignition switch on.
When the driver seat belt is not fastened, check that
the driver seat belt warning light on the combination
meter blinks.
When the driver seat belt is fastened, check that the
driver seat belt warning light o ...
Weight limits
The gross trailer weight must
never exceed the TWR
described below.
Without towing package
1500 lb. (680 kg)
With towing package
3500 lb. (1590 kg)
The gross combination weight
must never exceed the
GCWR described below.
Without towing package
Vehicles without Dynamic Torque
Vectoring AWD ...