Common Problems with GSM Mobile Starters and How to Fix Them
GSM mobile starters have made remote irrigation incredibly convenient – but like any technology, they can sometimes run into issues. ⚡ Whether it’s signal problems, the motor not starting, or SIM-related errors, most problems can be easily fixed once you understand the root cause.
In this guide, we’ll explore the most common problems users face with GSM mobile starters and how to fix them quickly. This is especially useful for farmers, agri-dealers, and electricians installing or maintaining these devices.
New to GSM starters? First, read our complete guide on what a GSM mobile starter is.
1. GSM Starter Not Responding to Missed Calls or SMS
Symptoms:
- You send a missed call or SMS, but the motor doesn’t turn ON/OFF
- No alert or confirmation from the device
Possible Causes:
- Weak mobile network signal at the motor site
- Wrong phone number not registered with the device
- SIM card is out of balance or expired
- The device is powered off or disconnected from the power supply
How to Fix:
- Check SIM balance and validity
- Ensure mobile signal strength is at least 2 bars
- Reconfigure the registered phone number using SMS commands
- Verify the device is receiving power
Related: How GSM Mobile Starters Work – Explained Simply
2. The device is Not Turning ON
Symptoms: No LED lights, no signal activity, device seems dead
Possible Causes:
- Loose power cable or blown fuse
- Internal circuit damage due to voltage fluctuation
- Incorrect wiring during installation
How to Fix:
- Check the power input and fuse
- Reset the device if there’s a physical reset button
- Verify correct installation with wiring diagram
- Contact the manufacturer for internal repairs if needed
Full Tutorial: How to Install a GSM Mobile Starter
3. No Mobile Network Signal Detected
Symptoms: Signal LED is OFF or blinking constantly; calls are not received
Possible Causes:
- GSM module cannot detect the network due to poor coverage
- Incorrect APN settings or SIM not activated
- Faulty GSM antenna or internal hardware
How to Fix:
- Try a SIM from a better network provider (Jio, BSNL, Airtel)
- Use an external antenna if available
- Check SIM orientation and that it’s active with talktime/data
Upcoming: Our next blog will compare the best SIM cards for GSM mobile starters in rural India.
4. Motor Starts but Stops Immediately
Symptoms: Motor starts via GSM command but turns off within seconds
Possible Causes:
- Dry run protection is kicking in due to no water
- Low voltage or overload trip
- Fault in the starter panel, not the GSM unit
How to Fix:
- Ensure there’s water in the borewell or canal
- Check voltage with a meter – some starters cut off below 180V
- Look for burnt wiring or faulty relays in the panel
Tip: Some GSM starters can send fault alerts via SMS – enable this feature in the settings.
5. Auto-Restart Not Working After Power Failure
Symptoms: The Motor doesn’t restart automatically after power resumes
Possible Causes:
- Auto-restart is disabled in settings
- Device rebooted, but lost saved settings
- Firmware/software bug
How to Fix:
- Send the SMS command to enable auto-restart
- Update the device firmware (if supported)
- Refer to the user manual forthe default configuration
Read more: Are App-Based GSM Starters Worth It?
️ 6. Starter Works Intermittently (Sometimes Yes, Sometimes No)
Symptoms: The Device works fine one day and not the next
Possible Causes:
- Fluctuating power supply
- Weak or unstable mobile signal
- Loose wiring or an old SIM
How to Fix:
- Use a voltage stabilizer if necessary
- Place the GSM controller where the mobile signal is stronger
- Replace old or expired SIM cards
Need help choosing a device? See our list of the best GSM mobile starters in India.
Quick Tips to Avoid Common GSM Starter Problems
- ✅ Use a good-quality SIM from a reliable network
- ✅ Install the device by a certified technician
- ✅ Keep device firmware updated (if supported)
- ✅ Don’t overload the motor panel beyond capacity
- ✅ Choose a model with auto-restart and alert features
Also, make sure the starter is compatible with your motor type (single or three-phase).
✅ Conclusion
Most GSM mobile starter problems are minor and can be fixed with a little troubleshooting. By understanding the symptoms and root causes, you can ensure your irrigation runs smoothly without daily visits to the field.
Still having issues? Contact your supplier or get in touch with our partner dealers for expert help.
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