Common Tesla Issues & Fixes
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Common Tesla Issues
PCS Failure - High Voltage System Not Working
How to Fix:
- Restart the car by powering off and on.
- Check the PCS unit for any visible damage or loose connections.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Charging System Error in Tesla
How to Fix:
- Disconnect and reconnect the charging cable.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Network Connectivity Error in Tesla
How to Fix:
- Check Wi-Fi or mobile data connection in the display settings.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Pack Connectors Negative Is Open
How to Fix:
- Check the high voltage pack switch for proper connection.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Low Voltage Battery Warning in Tesla
How to Fix:
- Check the 12V battery connections for corrosion or looseness.
- Jump-start the 12V battery or replace it if it’s old.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Thermal System Error in Tesla
How to Fix:
- Check the coolant level in the thermal system reservoir.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Regenerative Braking Disabled in Tesla
How to Fix:
- Check the battery charge level; if full, use some charge to enable regen braking.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Secondary Water Pump Fault in Tesla
How to Fix:
- Check the coolant level.
- Replace the secondary water pump.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Primary and Secondary Water Pump Fault in Tesla
How to Fix:
- Replace both the primary and secondary water pumps.
- Refill the coolant.
- Bleed the cooling system to remove air.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Brake Fluid Low Warning in Tesla
How to Fix:
- Check the brake fluid reservoir and top up with the recommended fluid.
- Inspect for any leaks in the brake system.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
16V Battery Not in Circuit in Tesla
How to Fix:
- Test the 16V battery.
- Ensure the voltage is above 5V.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
High Voltage Circuit System Fault in Tesla
How to Fix:
- Press the "Force HIVL" key to identify which unit is not connected.
- Check the high voltage connections for the identified unit.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Pyrofuse Disconnection in Tesla
How to Fix:
- Replace the high voltage fuse while following safety precautions.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Front Motor Disabled Warning in Tesla
How to Fix:
- Check for any diagnostic trouble codes (DTCs) using a Tesla diagnostic tool.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Charge Port Fault in Tesla
How to Fix:
- Check the charge port for debris or damage and clean it if necessary.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Parking Brake Fault in Tesla
How to Fix:
- Check the parking brake system for any visible issues or obstructions.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Regenerative Braking Limited Warning in Tesla
How to Fix:
- Check the battery charge level; if full, use some charge to enable full regenerative braking.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Battery Heater Fault in Tesla
How to Fix:
- Check the battery heating system for any visible wiring issues.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Coolant System Fault in Tesla
How to Fix:
- Check the coolant level and top up if necessary.
- Inspect the coolant system for leaks or damaged components.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
High Voltage Interlock Fault in Tesla
How to Fix:
- Check the high voltage interlock connections for any loose or damaged components.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
High Voltage Fuse Fault in Tesla
How to Fix:
- Replace the high voltage fuse while following safety precautions.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
DC-DC Converter Fault in Tesla
How to Fix:
- Check the DC-DC converter and its wiring for any visible damage or loose connections.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
Rear Motor Disabled Warning in Tesla
How to Fix:
- Check for any diagnostic trouble codes (DTCs) using a Tesla diagnostic tool.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!
High Voltage Isolation Fault in Tesla
How to Fix:
- Inspect the high voltage system for damaged insulation or water ingress.
- Restart the car by holding both steering wheel scroll buttons.
Want to fix this yourself? Join our Basic Tesla Course or contact our experts for immediate help!