CDL Pre Trip Inspection Engine Compartment

The following is a list of items that the driver must check during the CDL pre trip inspection engine compartment while the engine is off.

CDL Pre Trip Inspection Engine Compartment (ENGINE OFF)

Leaks/Hoses

• Look for puddles on the ground.
• Look for dripping fluids on the underside of the engine and transmission.
• Inspect hoses for condition and leaks.

Oil Level

• Indicate where the dipstick is located.
• Make sure the oil level is within safe operating range. The level must be above the refill mark.

Coolant Level

• Inspect the reservoir sight glass, or If the engine is not hot, remove the radiator cap and check for visible coolant level.

Power Steering Fluid

• Indicate where the power steering fluid dipstick is located.
• Check for adequate power steering fluid level. The level must be above the refill mark.

Engine Compartment Belts

Check the following belts for snugness (up to 3/4 inch play at center of belt), cracks, or frays:

• Power steering belt.
• Water pump belt.
• Alternator belt.
• Air compressor belt.

Note: If any of the components listed above are not belt driven, you must:

• Make sure the component(s) are operating properly, are not damaged or leaking, and are mounted securely.

Source: 49CFR383.113