Pre-trip inspection checklist
Engine compartmentTick: OK | Repair
- Oil level
- Coolant level
- Power steering fluid
- Fluid leaks
- Belts
- Hoses
- Air compressor
- Steering box and linkage
- Wiring
- Battery
Cab and start-upTick: OK | Repair
- Gauges: oil, temp, voltage
- Air pressure build-up
- Air leak-down test
- Low air warning
- Parking brake
- Service brake
- Steering play
- Horn (city and air)
- Wipers and washers
- Heater and defroster
- Mirrors
- Seat belt
- Emergency equipment: triangles, extinguisher, fuses
LightsTick: OK | Repair
- Headlights (low and high)
- Turn signals and four-ways
- Clearance and marker lights
- Brake lights
- Tail lights
- Reflectors
Outside, brakes and tiresTick: OK | Repair
- Tires: tread, inflation, damage
- Wheels, rims and lug nuts
- Hub seals
- Brake chambers and hoses
- Slack adjusters and pushrods
- Brake drums, linings or pads
- Springs, mounts and shocks
- Frame and cross members
- Exhaust
- Fuel tank and cap
- Mud flaps
Coupling and trailerTick: OK | Repair
- Air lines and glad hands
- Electrical line
- Fifth wheel: mounting, jaws, locking pin
- Kingpin and apron
- Release arm
- Landing gear
- Trailer doors, hinges and seals
- Trailer lights and reflective tape
- Trailer tires and wheels
- Trailer brakes
- Cargo secured