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.