freightliner 122SD - Main Dash Switches

passed from the vehicle to the trailer via the primary
receptacle, controlled by the dash switch. Press the
top of the Trailer Auxiliary switch to activate it. Press
the bottom of the switch to turn it off.
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1. Windshield Wiper/Washer Switch
2. Cruise Control Activate Switch
3. Cruise Control Settings Switch
4. Engine Brake ON/OFF Switch
5. Engine Brake Level Switch
6. Optional Switch
7. Optional Switch
8. Engine Fan Switch
9. Marker Interrupt Switch
10. Regen Switch
11 ATC Switch
12. Dome Lamp Switch
13. Bunk HVAC Override Switch
14. Shutdown Override Switch
Fig. 5.6, Main Dash Switches
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Fig. 5.7, Road Lamp Switch
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Fig. 5.8, Regen Inhibit Switch
Driver Controls
5.5