Fuse/Relay
Location
Fuse Amp
Rating
Description
R2 — Trailer tow marker lamp relay
R3 — Trailer tow stop lamp relay
R4 — Trailer tow tail lamp relay
R5 — Not used
R6 — Not used
R7 — Trailer tow left turn lamp relay
R8 — Trailer tow right turn lamp relay
*Maxi fuse
Inline fuses
Your vehicle may have several inline fuses located in/on the battery
cables located in the battery box depending on application.
• All Allison transmission equipped vehicles have a 10 Amp fuse located
in the clean power cables located in the battery box.
• All vehicles have a 30 Amp fused located in the clean power cables
located in the battery box.
• All vehicles equipped with an Eaton transmission have a 30 Amp fuse
located in the clean power cables located in the battery box.
• All Hydraulic brake equipped vehicles have a 40 Amp fuse located in
the clean power cables located in the battery box and in addition
another 30 Amp fuse located in a fuse holder just above the power
distribution center located in the vehicles engine compartment.
JUMP STARTING
WARNING: The gases around the battery can explode if
exposed to flames, sparks, or lit cigarettes. An explosion could
result in injury or vehicle damage.
WARNING: Batteries contain sulfuric acid which can burn skin,
eyes and clothing, if contacted.
Do not attempt to push-start your automatic transmission
vehicle. Automatic transmissions do not have push-start
capability. Attempting to push-start a vehicle with an automatic
transmission may cause transmission damage.
Roadside Emergencies
162
2011 F-650/750 (f67)
Supplement, 2nd Printing
USA (fus)