The Problem
2023 Polestar 2 Single Motor Long Range (31,200 miles) unable to fast charge at ChargePoint DC stations but charges normally at Electrify America and EVgo. P0D3A confirmed. Customer frustrated as ChargePoint has the highest density of stations on their commute route.
Diagnostic Procedure
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1. Confirm P0D3A. Note that the fault is station-specific — critical diagnostic information.
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2. Station-specific DC charging fault strongly suggests a protocol-level incompatibility rather than a hardware fault.
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3. Test at ChargePoint station with ISO 15118 Plug & Charge enabled vs one with PnC disabled (operator setting). Charges normally on non-PnC ChargePoint session — confirms the ISO 15118 handshake is the failure mode.
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4. Check Polestar software version. Vehicle on firmware 2.1.2. Polestar technical bulletin TB-CHG-2023-04 documents known ISO 15118 handshake incompatibility with ChargePoint firmware version 6.3.x in Polestar 2.1.x software.
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5. OTA update to Polestar firmware 2.2.1 available but not yet pushed to this vehicle. Request expedited OTA update via Polestar service portal.
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6. Update completes. Retry ChargePoint DC session with ISO 15118 — session initiates and completes normally at 155kW.
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7. No further P0D3A events at ChargePoint or any other network.
Resolution & Root Cause
Polestar firmware updated to 2.2.1 via expedited OTA. ISO 15118 handshake compatibility with ChargePoint restored. Full DC charging at all networks.
💡 Key Lesson
Station-specific DC charging failure on Polestar 2 is almost always a software/protocol issue, not a hardware fault. If a car charges on Electrify America but not ChargePoint (or vice versa), look for a protocol mismatch — specifically ISO 15118 Plug & Charge compatibility between vehicle firmware and EVSE firmware versions. Check OTA update availability before any hardware diagnosis.
About This Case
This case was solved remotely by an HVDesk specialist with 15+ years of hands-on experience across major EV platforms including Tesla, Hyundai/Kia, Volkswagen ID series, BMW i-series, and Ford EVs. The procedure was provided as structured remote support to an independent auto repair shop.