Pennsylvania law 75 Pa.C.S. 3701 prohibits leaving an unattended vehicle without proper precautions such as turning off the engine, locking the ignition, and setting the brake, with a fine of $5 for violations. Section 3702 restricts backing up a vehicle only when it can be done safely and without interfering with traffic, explicitly prohibiting backing on limited access highways. These laws aim to promote vehicle safety and traffic flow.
You must turn off the engine, lock the ignition, and set the brake when leaving your vehicle unattended to avoid a fine of $5.
No, you can only back up when it can be done safely without interfering with traffic, and you must yield the right-of-way.
No, backing up on shoulders or roadways of limited access highways is prohibited.
Violators are guilty of a summary offense and may be fined $5.