Use the correct trailer ball for your application.

1. Trailer ball load rating Matches or exceeds the gross trailer weight rating of the trailer.
2. Ball diameter
Matches the size of the trailer coupler. Most couplers are stamped with the required
trailer ball size.

3. Shank length
Protrudes beyond the bottom of the lock washer and nut at least 2 threads.
4. Shank diameter
Matches the ball mount hole diameter size.
Hitch
Positions for towing hitch receiver and hitch ballAssist Map Number Mismatch (C1582)
DESCRIPTION
When an incorrect ECM or brake actuator assembly (skid control ECU) is installed
after the assist map has been recorded in the power steering ECU, then DTC C1582
is stored because the data does not match the vehicle specifications.
...
Abnormal Temperature Inside ID1 Tire (C2165/65-C2168/68)
DESCRIPTION
Each tire pressure warning valve and transmitter measures the tire internal temperature
as well as tire pressure, and transmits the information to the tire pressure warning
ECU along with the transmitter ID. If the measured temperature is out ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...