Why does my DC fast charger keep showing error code 0x3F and won't start a charging session?
Error code 0x3F on a DC fast charger typically means a communication handshake failure between the charger and the vehicle's battery management…
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EV Fleet & Charging Infrastructure
Practical, step-by-step fixes for ev fleet & charging infrastructure problems — 75 published so far.
Why does my DC fast charger keep showing error code 0x8001 and won't start a session?
Error code 0x8001 on a DC fast charger usually means a communication failure between the charger and the vehicle's battery management system,…
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Why does my DC fast charger keep showing error code 101 and won't start a charging session?
Error code 101 on a DC fast charger typically means a communication failure between the vehicle and charger, often caused by a…
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Why does my DC fast charger keep showing error code 102 and won't start a session?
Error code 102 on a DC fast charger usually means a communication fault between the charger and the vehicle or a ground-fault…
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Why does my DC fast charger keep showing error code 104 and aborting sessions?
Error code 104 on a DC fast charger typically means a communication timeout between the charger and vehicle, often caused by a…
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Why does my DC fast charger keep showing error code 104 and won't start a charging session?
Error code 104 on a DC fast charger typically means a communication failure between the charger and the vehicle's battery management system.…
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Why does my DC fast charger keep showing error code 104 and won't start a session?
Error code 104 on a DC fast charger usually means a communication fault between the charger and the vehicle or the backend…
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Why does my DC fast charger keep throttling down to 50 kW when it's rated for 150 kW?
Your DC fast charger throttles to 50 kW because the vehicle's battery management system limits charge rate to prevent overheating, the charger's…
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Why does my DC fast charger keep throttling speed after 10 minutes?
Your DC fast charger throttles speed after 10 minutes because the battery management system reduces charge rate as the battery heats up…
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Why does my DC fast charger keep throttling to 50 kW after a few minutes?
Your DC fast charger throttles to protect its internal components from overheating, often due to inadequate cooling airflow, high ambient temperatures, or…
See the fixWhy does my DC fast charger keep throttling to 50 kW when it's rated for 150 kW?
Your DC fast charger throttles because the vehicle's battery management system limits charge speed based on battery temperature, state of charge, or…
See the fixWhy does my DC fast charger only deliver 50 kW on a 150 kW station?
Your DC fast charger likely throttles output due to battery temperature limits, vehicle communication errors, or station thermal protection. Most EVs reduce…
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