Top 5 Scissor Lift Problems and How to Fix Them
Scissor lifts are essential tools across construction, maintenance, and industrial environments. Known for their stability, vertical reach, and compact design, they’re ideal for indoor and outdoor tasks that require elevation. But like all heavy equipment, scissor lifts can face technical and mechanical issues that impact performance, safety, and job timelines.
In this guide, we’ll explore the five most common scissor lift problems, explain their causes, and provide practical tips on how to fix or prevent them. Whether you operate, own, or rent scissor lifts, this article will help you stay productive and safe.
1. Scissor Lift Won’t Start
Symptoms:
No response when ignition is turned on
Clicking noise or complete silence
Dashboard lights not functioning
Common Causes:
Dead or weak battery
Loose wiring or disconnected cables
Faulty starter or ignition switch
Fix:
Check and recharge the battery or replace it if necessary
Inspect wiring for damage or disconnection
Test the ignition switch or call a technician if the starter is defective
Pro Tip: Always check the emergency stop button—operators often forget to release it before starting.
2. Lift Platform Doesn’t Raise or Lower Properly
Symptoms:
Jerky or uneven movement
Stuck platform
Extremely slow lifting or lowering
Common Causes:
Low hydraulic fluid levels
Hydraulic leaks or damaged hoses
Blocked lift cylinder or malfunctioning control valve
Fix:
Refill or replace hydraulic fluid according to manufacturer specifications
Inspect hoses and cylinders for leaks or kinks
Have a technician service any malfunctioning valves or cylinders
Read more about:
👉 Best Practices for Using Scissor Lifts Safely on Job Sites
3. Steering and Maneuverability Issues
Symptoms:
Scissor lift is hard to turn or veers unexpectedly
One wheel doesn’t respond
Unresponsive controls while navigating
Common Causes:
Hydraulic steering failure
Faulty steering control module
Low tire pressure or damaged tires
Fix:
Check hydraulic steering fluid and refill as needed
Test control systems and replace faulty modules
Inspect tires and repair or replace as necessary
Safety Tip: Always inspect tires before operating the lift, especially in rough terrain or high-traffic areas.
4. Electrical System Failures
Symptoms:
Warning lights remain on
Malfunctioning controls or joystick
Intermittent power or total shutdown
Common Causes:
Blown fuses
Loose or corroded electrical connections
Defective control board
Fix:
Replace any blown fuses and reset breakers
Clean and secure all wiring and terminal connections
If problems persist, consult a certified technician for further diagnostics
5. Frequent Emergency Stops or Unexpected Shutdowns
Symptoms:
Lift halts mid-operation
Emergency stop button activates without being pressed
Frequent fault codes
Common Causes:
Overloaded platform
Sensitive safety sensors
Faulty limit switches or control boards
Fix:
Confirm the lift is within its rated load capacity
Calibrate or replace faulty sensors
Replace damaged limit switches
Preventive Maintenance Tips
To reduce downtime and avoid costly repairs, establish a routine inspection and maintenance schedule that includes:
Daily pre-operation inspections
Weekly fluid checks and control tests
Monthly battery inspections and tire pressure reviews
Annual full-service maintenance by a certified technician
Regular maintenance not only reduces equipment failures but also ensures OSHA compliance and operator safety.
Man Lift’s Commitment to Reliable Equipment
At Man Lift USA, we prioritize safety, reliability, and ease of use. Our fleet of scissor lifts is maintained to the highest standards to help prevent common failures in the field. Whether you’re renting or buying, we offer expert support to ensure your equipment performs flawlessly.
Looking for a compact, single-person option?
👉 Explore our Single Man Scissor Lifts
Need advice for a large-scale industrial project?
👉 Contact our team for expert equipment recommendations.
Understanding common scissor lift problems can help you act fast, stay safe, and keep projects moving. From hydraulic issues to electrical failures, most lift malfunctions can be fixed—or avoided entirely—with proper maintenance and early detection.
Stay proactive.
Follow OSHA guidelines.
Partner with experts like Man Lift to keep your operations running smoothly.
