Porsche
Porsche 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
Porsche EV home charger will not start charging; display shows E01 shortly after plugging in the vehicle.
Proximity / Pilot Signal Fault
E02
Porsche EV home charger displays E02 and refuses to start charging; vehicle may show a charging fault message.
Ground Fault / Residual Current Detection Trip
E03
Porsche EV home charger shows E03 and does not energize; charging session will not start.
Grounding / Protective Earth Fault
E04
Porsche EV home charger displays E04; unit powers on but will not start charging when plugged into the vehicle.
Contactor / Relay Welded or Not Releasing
E05
Porsche EV home charger shows E05 and charging stops or will not start; sometimes occurs intermittently during a session.
Overtemperature Protection Trip (Internal Electronics)
E06
Porsche EV home charger displays E06; unit powers up but indicates a communication error with the vehicle and does not charge.
Vehicle Communication / PWM Pilot Error
E07
Porsche EV home charger shows E07 and refuses to start; often associated with incorrect supply voltage or wiring.
Supply Voltage Out of Range / Phase Configuration Error
E08
Porsche EV home charger displays E08; charging stops abruptly or will not start, often after a brief attempt.
Overcurrent / Output Current Exceeded
E09
Porsche EV home charger shows E09 and will not charge; often associated with internal self-test failure at startup.
Internal Self-Test / Hardware Diagnostic Failure
E10
Porsche EV home charger displays E10; unit may still power on but cannot start a charging session.
Locking Mechanism / Connector Lock Fault
E11
Porsche EV home charger shows E11; RFID card or user authentication fails and charging cannot be started.
RFID Reader / Access Control Fault
E12
Porsche EV home charger displays E12; network or backend communication is unavailable, but local charging may still work depending on configuration.
Network Communication Fault (Ethernet/Wi-Fi)
E13
Porsche EV home charger shows E13; load management or smart charging function is unavailable and charging may be limited or blocked.
External Load Management / Modbus Communication Fault
E14
Porsche EV home charger displays E14; dynamic load management with multiple Porsche wallboxes fails and charging is restricted.
Master/Slave Wallbox Communication Fault
E15
Porsche EV home charger shows E15; internal clock or scheduling functions do not work correctly and charging may not start at programmed times.
Real-Time Clock / Time Synchronization Fault
E16
Porsche EV home charger displays E16; internal fan runs at high speed or not at all, and charging may be limited or blocked.
Cooling Fan / Thermal Management Fault
E17
Porsche EV home charger shows E17; display or status LEDs behave erratically or remain blank while the unit appears powered.
Front Panel Display / HMI Communication Fault
E18
Porsche EV home charger displays E18; internal memory or configuration cannot be saved, and settings revert after power cycle.
Non-Volatile Memory / Configuration Storage Fault
E19
Porsche EV home charger shows E19; internal residual current device (RCD) test fails during self-check.
RCD Self-Test / Trip Circuit Fault
E20
Porsche EV home charger displays E20; internal insulation monitoring detects a fault and charging is blocked.
Insulation Monitoring / Isolation Fault
Symptom
Porsche EV home charger cable becomes very stiff or cracked in cold weather, and the outer jacket shows signs of splitting.
Environmental Cable Degradation
Symptom
Porsche EV home charger cable cannot be wound or stored properly because the integrated cable holder or hook is broken.
Cable Management Hardware Failure
Symptom
Porsche EV home charger causes the house breaker or RCD to trip as soon as charging starts.
External Overcurrent or Earth Leakage Trip
Symptom
Porsche EV home charger display is on but is very dim or unreadable, making operation difficult.
Backlight / Display Degradation
Symptom
Porsche EV home charger does not limit current according to dynamic load management; household main breaker is at risk of overload.
Dynamic Load Management Malfunction
Symptom
Porsche EV home charger emits a burning smell or shows discoloration on the housing near the cable entry.
Overheating / Localized Thermal Damage
Symptom
Porsche EV home charger front panel buttons (if equipped) do not respond when pressed.
Front Panel Keypad Failure
Symptom
Porsche EV home charger has no power at all; display is off and no LEDs are lit.
No Mains Supply / Internal Power Supply Failure
Symptom
Porsche EV home charger intermittently stops charging before the battery is full; charging resumes if unplugged and replugged.
Intermittent Output Interruption / Thermal or Contact Issue
Symptom
Porsche EV home charger makes a loud humming or buzzing noise during charging.
Electromagnetic Noise from Contactor or Transformer
Symptom
Porsche EV home charger powers on but will not start charging; vehicle shows 'charging station not ready' with no error code on the charger.
Standby State / Authorization or Mode Misconfiguration
Symptom
Porsche EV home charger RFID card reader area is unresponsive; no beep or LED change when a card is presented.
RFID Antenna / Reader Failure
Symptom
Porsche EV home charger shows correct status but the vehicle charges at a much lower power than expected.
Reduced Charging Current / Derating
Symptom
Porsche EV home charger shows visible cracks in the plastic housing or mounting points after impact or stress.
Mechanical Housing Damage
Symptom
Porsche EV home charger status LEDs flash in an undocumented pattern and the unit appears frozen.
Firmware Hang / Controller Lockup
Symptom
Porsche EV home charger Type 2 plug is difficult to insert or remove from the vehicle inlet.
Connector Mechanical Wear or Contamination
Symptom
Porsche EV home charger Wi-Fi connection is unstable; charger frequently drops off the network.
Unstable Wireless Connectivity
Symptom
Water or condensation is visible inside the transparent area of the Porsche EV home charger front panel.
Moisture Ingress / Seal Failure
| Error Code | Symptom | Fault Type | Guide |
|---|---|---|---|
| E01 |
Porsche EV home charger will not start charging; display shows E01 shortly after plugging in the vehicle.
|
Proximity / Pilot Signal Fault | View Details |
| E02 |
Porsche EV home charger displays E02 and refuses to start charging; vehicle may show a charging fault message.
|
Ground Fault / Residual Current Detection Trip | View Details |
| E03 |
Porsche EV home charger shows E03 and does not energize; charging session will not start.
|
Grounding / Protective Earth Fault | View Details |
| E04 |
Porsche EV home charger displays E04; unit powers on but will not start charging when plugged into the vehicle.
|
Contactor / Relay Welded or Not Releasing | View Details |
| E05 |
Porsche EV home charger shows E05 and charging stops or will not start; sometimes occurs intermittently during a session.
|
Overtemperature Protection Trip (Internal Electronics) | View Details |
| E06 |
Porsche EV home charger displays E06; unit powers up but indicates a communication error with the vehicle and does not charge.
|
Vehicle Communication / PWM Pilot Error | View Details |
| E07 |
Porsche EV home charger shows E07 and refuses to start; often associated with incorrect supply voltage or wiring.
|
Supply Voltage Out of Range / Phase Configuration Error | View Details |
| E08 |
Porsche EV home charger displays E08; charging stops abruptly or will not start, often after a brief attempt.
|
Overcurrent / Output Current Exceeded | View Details |
| E09 |
Porsche EV home charger shows E09 and will not charge; often associated with internal self-test failure at startup.
|
Internal Self-Test / Hardware Diagnostic Failure | View Details |
| E10 |
Porsche EV home charger displays E10; unit may still power on but cannot start a charging session.
|
Locking Mechanism / Connector Lock Fault | View Details |
| E11 |
Porsche EV home charger shows E11; RFID card or user authentication fails and charging cannot be started.
|
RFID Reader / Access Control Fault | View Details |
| E12 |
Porsche EV home charger displays E12; network or backend communication is unavailable, but local charging may still work depending on configuration.
|
Network Communication Fault (Ethernet/Wi-Fi) | View Details |
| E13 |
Porsche EV home charger shows E13; load management or smart charging function is unavailable and charging may be limited or blocked.
|
External Load Management / Modbus Communication Fault | View Details |
| E14 |
Porsche EV home charger displays E14; dynamic load management with multiple Porsche wallboxes fails and charging is restricted.
|
Master/Slave Wallbox Communication Fault | View Details |
| E15 |
Porsche EV home charger shows E15; internal clock or scheduling functions do not work correctly and charging may not start at programmed times.
|
Real-Time Clock / Time Synchronization Fault | View Details |
| E16 |
Porsche EV home charger displays E16; internal fan runs at high speed or not at all, and charging may be limited or blocked.
|
Cooling Fan / Thermal Management Fault | View Details |
| E17 |
Porsche EV home charger shows E17; display or status LEDs behave erratically or remain blank while the unit appears powered.
|
Front Panel Display / HMI Communication Fault | View Details |
| E18 |
Porsche EV home charger displays E18; internal memory or configuration cannot be saved, and settings revert after power cycle.
|
Non-Volatile Memory / Configuration Storage Fault | View Details |
| E19 |
Porsche EV home charger shows E19; internal residual current device (RCD) test fails during self-check.
|
RCD Self-Test / Trip Circuit Fault | View Details |
| E20 |
Porsche EV home charger displays E20; internal insulation monitoring detects a fault and charging is blocked.
|
Insulation Monitoring / Isolation Fault | View Details |
| – |
Porsche EV home charger cable becomes very stiff or cracked in cold weather, and the outer jacket shows signs of splitting.
|
Environmental Cable Degradation | View Details |
| – |
Porsche EV home charger cable cannot be wound or stored properly because the integrated cable holder or hook is broken.
|
Cable Management Hardware Failure | View Details |
| – |
Porsche EV home charger causes the house breaker or RCD to trip as soon as charging starts.
|
External Overcurrent or Earth Leakage Trip | View Details |
| – |
Porsche EV home charger display is on but is very dim or unreadable, making operation difficult.
|
Backlight / Display Degradation | View Details |
| – |
Porsche EV home charger does not limit current according to dynamic load management; household main breaker is at risk of overload.
|
Dynamic Load Management Malfunction | View Details |
| – |
Porsche EV home charger emits a burning smell or shows discoloration on the housing near the cable entry.
|
Overheating / Localized Thermal Damage | View Details |
| – |
Porsche EV home charger front panel buttons (if equipped) do not respond when pressed.
|
Front Panel Keypad Failure | View Details |
| – |
Porsche EV home charger has no power at all; display is off and no LEDs are lit.
|
No Mains Supply / Internal Power Supply Failure | View Details |
| – |
Porsche EV home charger intermittently stops charging before the battery is full; charging resumes if unplugged and replugged.
|
Intermittent Output Interruption / Thermal or Contact Issue | View Details |
| – |
Porsche EV home charger makes a loud humming or buzzing noise during charging.
|
Electromagnetic Noise from Contactor or Transformer | View Details |
| – |
Porsche EV home charger powers on but will not start charging; vehicle shows 'charging station not ready' with no error code on the charger.
|
Standby State / Authorization or Mode Misconfiguration | View Details |
| – |
Porsche EV home charger RFID card reader area is unresponsive; no beep or LED change when a card is presented.
|
RFID Antenna / Reader Failure | View Details |
| – |
Porsche EV home charger shows correct status but the vehicle charges at a much lower power than expected.
|
Reduced Charging Current / Derating | View Details |
| – |
Porsche EV home charger shows visible cracks in the plastic housing or mounting points after impact or stress.
|
Mechanical Housing Damage | View Details |
| – |
Porsche EV home charger status LEDs flash in an undocumented pattern and the unit appears frozen.
|
Firmware Hang / Controller Lockup | View Details |
| – |
Porsche EV home charger Type 2 plug is difficult to insert or remove from the vehicle inlet.
|
Connector Mechanical Wear or Contamination | View Details |
| – |
Porsche EV home charger Wi-Fi connection is unstable; charger frequently drops off the network.
|
Unstable Wireless Connectivity | View Details |
| – |
Water or condensation is visible inside the transparent area of the Porsche EV home charger front panel.
|
Moisture Ingress / Seal Failure | View Details |
No matching codes found
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