Learn PLC Troubleshooting Online: Free Course with AI Tutor & Certificate
This free PLC troubleshooting course helps you diagnose industrial automation faults. Across 10 modules, you'll learn PLC Hardware Inspection, Input Troubleshooting, and Fault Codes and Diagnostics. The self-paced training pairs curated videos with AI quizzes, letting you build practical skills and earn an optional certificate.
What you'll learn in this PLC Troubleshooting course
Five concrete outcomes you'll walk away with, each mapped to modules in the curriculum below.
Diagnose and resolve PLC hardware and software issues efficiently.
Implement a systematic approach to troubleshooting PLC systems.
Ensure electrical safety and apply lockout/tagout procedures effectively.
Interpret fault codes and diagnostic messages to identify problems.
Utilize PLC software tools for monitoring, editing, and backing up data.
PLC Troubleshooting course syllabus
01 PLC Fundamentals and System Overview
- What a PLC does
- Basic PLC hardware components
- Input, output, and CPU roles
- Common industrial applications
02 Safety and Troubleshooting Mindset
- Electrical safety basics
- Lockout and tagout awareness
- Reading equipment labels and warnings
- Building a systematic troubleshooting approach
03 PLC Hardware Inspection
- Checking power supplies and indicators
- Inspecting wiring and terminals
- Identifying damaged modules
- Verifying grounding and shielding
04 Power and Communication Problems
- Recognizing power loss symptoms
- Checking fuses and breakers
- Understanding communication faults
- Basic network cable and port checks
05 Input Troubleshooting
- Understanding input status lights
- Testing sensors and switches
- Detecting wiring and voltage issues
- Finding false or missing input signals
06 Output Troubleshooting
- Understanding output status behavior
- Testing relays, solenoids, and contactors
- Checking load wiring and field devices
- Identifying shorted or open outputs
07 Program and Logic Checks
- Reading ladder logic basics
- Finding logic conditions that block operation
- Using force and override carefully
- Checking timers, counters, and interlocks
08 Fault Codes and Diagnostics
- Interpreting PLC fault messages
- Using LEDs and display screens
- Reviewing diagnostic registers
- Separating hardware faults from program faults
09 Using PLC Software Tools
- Connecting to the PLC safely
- Monitoring live data
- Using online edits and status views
- Saving and comparing backups
10 Common Troubleshooting Scenarios
- PLC will not power up
- Input works but output does not respond
- Intermittent machine stoppage
- Communication loss between PLC and devices
Real-world projects you'll work on
Practice the exact kind of work PLC Troubleshooting professionals do on the job.
Siemens: Revolutionizing Industrial Automation with Advanced PLC Troubleshooting Techniques
General Electric: Enhancing Safety and Efficiency in Power Systems through PLC Diagnostics
Rockwell Automation: Innovating Smart Manufacturing with Real-time PLC Fault Analysis
Schneider Electric: Transforming Energy Management with Cutting-edge PLC Communication Solutions
Skills you'll gain
Add these to your LinkedIn profile and resume the day you finish.
Who should take this PLC Troubleshooting course?
And exactly what you need before starting (spoiler: almost nothing).
This course is for
- Maintenance technicians looking to upgrade their electrical fault finding skills.
- Electrical engineering students preparing for industrial automation roles.
- Working professionals in manufacturing wanting to learn PLC troubleshooting basics.
- Career switchers aiming for highly technical automation roles in India.
Prerequisites
- Basic understanding of electrical circuits and industrial automation concepts.
- Familiarity with general computer operations and software interfaces.
- No prior PLC troubleshooting certification is required to begin.
How learning works on LearnTube
The structure of a bootcamp, the price of free.
AI curates your path
Our AI picks the top 1% of video content for each topic and arranges it into a structured, goal-based curriculum. No more tutorial roulette.
Learn, then get quizzed
After every lesson, your AI tutor asks you a question and gives personalised feedback on your answer, so gaps get fixed immediately.
Finish with proof
Complete the course, build the capstone project, and claim a certificate recognised by 900+ hiring partners.
A complete PLC Troubleshooting course: free, structured and job-focused
This free PLC troubleshooting training helps you diagnose and fix industrial control systems while earning an optional certificate. You'll master the safety and troubleshooting mindset required for modern automation. Across 10 structured modules, the syllabus covers PLC fundamentals, hardware inspection, power and communication problems, and input troubleshooting. You will also learn how to resolve complex logic faults by understanding output troubleshooting, fault codes and diagnostics, and using PLC software tools effectively.
Practical application is central to this online PLC troubleshooting course. You'll work through realistic industrial scenarios inspired by top automation brands. Projects include applying Siemens advanced troubleshooting techniques, enhancing safety in General Electric power systems, analyzing real-time faults in Rockwell Automation setups, and improving Schneider Electric communication solutions. These exercises give you the confidence to handle common troubleshooting scenarios like intermittent machine stoppage or communication loss between PLC and devices.
LearnTube makes mastering these PLC troubleshooting basics simple and interactive. Every topic pairs curated YouTube video lessons with an AI tutor that tests your knowledge through instant quizzes. You can learn at your own pace for completely free. Once you finish all the modules, you have the option to add a paid certificate to your resume to prove your new fault finding skills to employers.
Jobs you can target after learning PLC Troubleshooting
PLC Troubleshooting is a gateway skill for some of the fastest-growing roles in tech.
Diagnoses and repairs PLC hardware and software issues in manufacturing plants.
Ensures factory equipment runs smoothly by troubleshooting electrical and PLC faults.
Writes, tests, and debugs ladder logic programs for automated industrial systems.
Typical entry-level salary ranges in India as of November 2026. Actual compensation varies by city, company and experience.
Earn a PLC Troubleshooting certificate employers recognise
Finish the course and claim a certificate you can share anywhere.
- Learn 100% free: every lesson, quiz and the AI tutor cost nothing
- Claim your certificate when you complete the course (an optional paid add-on)
- Recognised by 900+ hiring partners across India
- One click to share on LinkedIn and add to your resume
Why learners choose LearnTube
Real reviews from Google. You learn free, you get assessed free, and you pay only if you want the certificate.
Though I have 11 years of experience as an HRBP, the course helped me refresh my knowledge and gave me insights into new trends in the market. The modules were clear and easy to understand, and the quizzes were well designed. I have added the certificate to my LinkedIn profile.
I had a lot of doubts while learning, but the AI chatbot answered them in detail with simple summaries. The videos on the platform saved me a lot of time as I didn't have to search YouTube and watch random content.
Just earned my certificate in HR Management from LearnTube.ai! The platform is user-friendly and the assessment was a great way to validate my knowledge. Feeling proud of this accomplishment!
I enrolled in a LearnTube personalized course to get into a Data Analytics role. It helped me learn SQL in depth and gave me hands-on experience with Power BI. I attached the LearnTube certificate to my CV, it added credibility to my profile, and I'm currently in the interview process.
The interface is user-friendly and intuitive, making it easy to navigate the course. I encountered no errors during my time using the platform, which was a refreshing change from other online learning platforms.
Just cleared the Business Analyst assessment and got certified! Loved how the course simplifies big concepts like data-driven decision making into short, practical lessons. The automated quizzes kept me on track the whole time. Perfect boost for my resume!
The certificate gave me a real edge during my B.Tech. By the time I graduated, I had skills that set me apart from my peers, and the certification opened up more job opportunities. It gave me the confidence to stand out during interviews.
I manage many software projects as a General Manager and was looking for a good certification program to stay competitive. After researching many programs, I chose LearnTube and it was much better than I expected. The material is well-organized and practical, and what I liked most is the lifetime access.
Frequently asked questions
Everything learners ask before starting this PLC Troubleshooting course.
What will I learn in this PLC troubleshooting course?
You'll learn to diagnose hardware and software issues in industrial control systems. The training covers input and output troubleshooting, reading fault codes, and using PLC software tools to quickly resolve machine stoppages.
Is this PLC fault finding training actually free?
Yes. All 10 modules, curated video lessons, and AI-tutor quizzes are completely free to access. You only pay if you decide to purchase the optional certificate after finishing the training.
Are there any deadlines in this PLC repairing course?
No. The entire syllabus is fully self-paced. You can log in and study whenever you have free time, making it easy to balance with your current job or college schedule.
What kind of projects will I complete?
You'll tackle realistic industrial scenarios based on systems from Siemens, General Electric, Rockwell Automation, and Schneider Electric. These exercises focus on real-time fault analysis and resolving communication loss between devices.
Is PLC troubleshooting a good career choice in India?
Yes. Manufacturing and industrial automation are growing rapidly across India. Companies constantly need skilled technicians who can minimize equipment downtime by quickly finding and fixing electrical or logic faults.
Do I get a certificate after completing the training?
Yes. Once you finish all the modules and pass the AI quizzes, you can buy an optional certificate. This document helps prove your new technical skills to potential employers.
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