Data Link Resistor 1
Wheels/Vehicle Underbody Component Views
Rear Underbody Components (except HP2)
1 - Data Link Resistor 1
2 - Rear Frame - Short Wheelbase
3 - Rear Frame - Long Wheelbase
4 - Data Link Resistor 1
5 - Data Link Resistor 1
6 - Rear Frame - Long Wheelbase HD
Ground Views
Rear Underbody Components (10 Series without HP2)
1 - Evaporative Emissions (EVAP) Canister
2 - Data Link Resistor 1
3 - Trailer Brake Control Relay (JL1)
4 - Fuel Pump/Trailer Brake Control Module (JL1)/Fuel Pump Flow Control Module (without JL1)
5 - Chassis Harness
6 - Fuel Pump and Sender Assembly - Front