GoCable
GoCable EV Home Chargers Error Codes
Complete list of fault codes and troubleshooting guides. Use the search below to find your specific error.
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E01
Charger will not start charging; display shows E01 immediately after plugging into vehicle.
Pilot Signal Communication Failure
E02
Charger displays E02 and refuses to energize; vehicle does not begin charging.
Proximity / Plug Detection Fault
E03
Charger shows E03 and will not start; sometimes trips immediately when vehicle is connected.
Ground Fault / Residual Current Detection Trip
E04
Display shows E04 and charging stops or never starts; often associated with wiring issues.
Line Voltage Out of Range
E05
Charger shows E05 and refuses to charge; often after a wiring change or new installation.
Ground / Earth Connection Fault
E06
Charger displays E06 and stops charging shortly after start; may be accompanied by warm housing.
Overtemperature Protection Trip
E07
E07 appears on display; charger will not energize; sometimes after a power outage.
Contactor Welded or Contactor Feedback Fault
E08
Charger shows E08 and refuses to start; may occur when vehicle is not properly grounded.
Vehicle Ground / PE Fault Detection
E09
E09 displayed; charger stops charging unexpectedly or will not start.
Relay / Contactor Coil Drive Fault
E10
Charger shows E10; no charging; often after lightning or grid disturbances.
Surge Protection Device (SPD) Failure
E11
E11 displayed; charger powers on but cannot communicate with internal modules.
Internal Communication Bus Error
E12
Charger shows E12 and will not start; often associated with app or network issues.
Network / Cloud Communication Failure (Critical Mode)
E13
E13 error; charger refuses to start charging with certain vehicles.
Vehicle Identification / EVSE Handshake Error
E14
Charger displays E14; charging stops after a short period.
Output Overcurrent / Current Sensor Fault
E15
E15 appears; charger does not energize; often after configuration changes.
Configuration / Parameter Error
E16
Charger shows E16; display may indicate "Lock Fault"; connector cannot be locked or unlocked.
Connector Locking Mechanism Failure
E17
E17 displayed; charger indicates "Card Error" or "Auth Fault"; cannot start session.
RFID / User Authentication Failure
E18
Charger shows E18; display may read "Meter Error"; energy readings unavailable.
Internal Energy Meter Communication / Failure
E19
E19 displayed; charger indicates "Phase Error" or "Phase Loss" (on multi‑phase models).
Phase Loss / Phase Sequence Error
E20
Charger shows E20; display may read "Self‑Test Failed"; unit will not start charging.
Startup Self‑Test / Internal Diagnostics Failure
Symptom
Charger cable insulation cracked, stiff, or discolored; user concerned about safety.
Aged or UV‑Damaged Charge Cable
Symptom
Charger completely dead: no lights, no display, no response when breaker is on.
No Power / Internal Auxiliary Power Supply Failure
Symptom
Charger display shows incorrect or zero kWh usage even after long charging sessions (no explicit error).
Energy Measurement Inaccuracy
Symptom
Charger emits a burning smell or visible smoke during or shortly after starting a charge.
Internal Component Overheating / Electrical Failure
Symptom
Charger enclosure vibrates or rattles noticeably when contactor pulls in or fan runs.
Mechanical Vibration / Loose Mounting
Symptom
Charger housing becomes excessively hot during normal operation; fan (if present) runs constantly.
Internal Thermal Management Problem
Symptom
Charger intermittently stops charging mid‑session without any error code; charging resumes after unplugging and replugging.
Intermittent Pilot or Proximity Connection
Symptom
Charger makes loud buzzing or chattering noises when starting or during charging.
Noisy Contactor or Coil Vibration
Symptom
Charger powers on but will not start charging; no error code shown; vehicle reports "Charging Stopped".
Incomplete EVSE–EV Handshake
Symptom
Charger randomly reboots or restarts during charging; display cycles off and on.
Unstable Internal Power / Control Board Reset
Symptom
Charger trips the upstream breaker or RCD/GFCI as soon as charging starts.
Nuisance Tripping / Overcurrent or Earth Leakage
Symptom
Connector gets very hot to the touch during charging; plastic may discolor; no error code.
Overheating Connector / High Contact Resistance
Symptom
Front display or LEDs are dim, flickering, or unreadable, but charging may still work.
User Interface / Display Failure
Symptom
RFID cards or fobs are not recognized; charger stays locked even though display is normal.
RFID Reader Sensitivity / Failure
Symptom
Scheduled charging does not start at the programmed time, though manual start works.
Timer / Scheduling Logic Fault
Symptom
User receives mild tingling when touching metal parts near the charger or vehicle while charging.
Potential Difference / Grounding Issue
Symptom
Water or condensation visible inside charger window or dripping from housing.
Water Ingress / Enclosure Seal Failure
Symptom
Wi‑Fi connection unstable or charger frequently drops offline from GoCable app.
Intermittent Network Connectivity
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
Charger will not start charging; display shows E01 immediately after plugging into vehicle.
|
Pilot Signal Communication Failure | View Details |
| E02 |
Charger displays E02 and refuses to energize; vehicle does not begin charging.
|
Proximity / Plug Detection Fault | View Details |
| E03 |
Charger shows E03 and will not start; sometimes trips immediately when vehicle is connected.
|
Ground Fault / Residual Current Detection Trip | View Details |
| E04 |
Display shows E04 and charging stops or never starts; often associated with wiring issues.
|
Line Voltage Out of Range | View Details |
| E05 |
Charger shows E05 and refuses to charge; often after a wiring change or new installation.
|
Ground / Earth Connection Fault | View Details |
| E06 |
Charger displays E06 and stops charging shortly after start; may be accompanied by warm housing.
|
Overtemperature Protection Trip | View Details |
| E07 |
E07 appears on display; charger will not energize; sometimes after a power outage.
|
Contactor Welded or Contactor Feedback Fault | View Details |
| E08 |
Charger shows E08 and refuses to start; may occur when vehicle is not properly grounded.
|
Vehicle Ground / PE Fault Detection | View Details |
| E09 |
E09 displayed; charger stops charging unexpectedly or will not start.
|
Relay / Contactor Coil Drive Fault | View Details |
| E10 |
Charger shows E10; no charging; often after lightning or grid disturbances.
|
Surge Protection Device (SPD) Failure | View Details |
| E11 |
E11 displayed; charger powers on but cannot communicate with internal modules.
|
Internal Communication Bus Error | View Details |
| E12 |
Charger shows E12 and will not start; often associated with app or network issues.
|
Network / Cloud Communication Failure (Critical Mode) | View Details |
| E13 |
E13 error; charger refuses to start charging with certain vehicles.
|
Vehicle Identification / EVSE Handshake Error | View Details |
| E14 |
Charger displays E14; charging stops after a short period.
|
Output Overcurrent / Current Sensor Fault | View Details |
| E15 |
E15 appears; charger does not energize; often after configuration changes.
|
Configuration / Parameter Error | View Details |
| E16 |
Charger shows E16; display may indicate "Lock Fault"; connector cannot be locked or unlocked.
|
Connector Locking Mechanism Failure | View Details |
| E17 |
E17 displayed; charger indicates "Card Error" or "Auth Fault"; cannot start session.
|
RFID / User Authentication Failure | View Details |
| E18 |
Charger shows E18; display may read "Meter Error"; energy readings unavailable.
|
Internal Energy Meter Communication / Failure | View Details |
| E19 |
E19 displayed; charger indicates "Phase Error" or "Phase Loss" (on multi‑phase models).
|
Phase Loss / Phase Sequence Error | View Details |
| E20 |
Charger shows E20; display may read "Self‑Test Failed"; unit will not start charging.
|
Startup Self‑Test / Internal Diagnostics Failure | View Details |
| – |
Charger cable insulation cracked, stiff, or discolored; user concerned about safety.
|
Aged or UV‑Damaged Charge Cable | View Details |
| – |
Charger completely dead: no lights, no display, no response when breaker is on.
|
No Power / Internal Auxiliary Power Supply Failure | View Details |
| – |
Charger display shows incorrect or zero kWh usage even after long charging sessions (no explicit error).
|
Energy Measurement Inaccuracy | View Details |
| – |
Charger emits a burning smell or visible smoke during or shortly after starting a charge.
|
Internal Component Overheating / Electrical Failure | View Details |
| – |
Charger enclosure vibrates or rattles noticeably when contactor pulls in or fan runs.
|
Mechanical Vibration / Loose Mounting | View Details |
| – |
Charger housing becomes excessively hot during normal operation; fan (if present) runs constantly.
|
Internal Thermal Management Problem | View Details |
| – |
Charger intermittently stops charging mid‑session without any error code; charging resumes after unplugging and replugging.
|
Intermittent Pilot or Proximity Connection | View Details |
| – |
Charger makes loud buzzing or chattering noises when starting or during charging.
|
Noisy Contactor or Coil Vibration | View Details |
| – |
Charger powers on but will not start charging; no error code shown; vehicle reports "Charging Stopped".
|
Incomplete EVSE–EV Handshake | View Details |
| – |
Charger randomly reboots or restarts during charging; display cycles off and on.
|
Unstable Internal Power / Control Board Reset | View Details |
| – |
Charger trips the upstream breaker or RCD/GFCI as soon as charging starts.
|
Nuisance Tripping / Overcurrent or Earth Leakage | View Details |
| – |
Connector gets very hot to the touch during charging; plastic may discolor; no error code.
|
Overheating Connector / High Contact Resistance | View Details |
| – |
Front display or LEDs are dim, flickering, or unreadable, but charging may still work.
|
User Interface / Display Failure | View Details |
| – |
RFID cards or fobs are not recognized; charger stays locked even though display is normal.
|
RFID Reader Sensitivity / Failure | View Details |
| – |
Scheduled charging does not start at the programmed time, though manual start works.
|
Timer / Scheduling Logic Fault | View Details |
| – |
User receives mild tingling when touching metal parts near the charger or vehicle while charging.
|
Potential Difference / Grounding Issue | View Details |
| – |
Water or condensation visible inside charger window or dripping from housing.
|
Water Ingress / Enclosure Seal Failure | View Details |
| – |
Wi‑Fi connection unstable or charger frequently drops offline from GoCable app.
|
Intermittent Network Connectivity | View Details |
No matching codes found
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