The EVSE Directory

Cross-brand EVSE fault codes and field-verified repair procedures — searchable on the truck, even with bad signal.

Built for technicians, contractors, and fleet teams who keep public and depot chargers online. Start with free Learn, free OCPP/CCS guides, and OEM brand hubs—every entry carries a verified date and confirmation count.

Look up a fault code CSMS says Faulted — start here Free lesson 01

Published entries: 212
Brands indexed: 22
Field confirmations: 412

Founding open

Lock $29/mo for life — first 50

Soft launch is live. Start with the free Learn path or OCPP triage guide, then take a founding seat before the cap fills.

Become a founding member

On a ticket — pick a path

CSMS says Faulted

Free triage map before you open the HV bay.

Look up a code

Search HMI / OCPP strings — ~82 free samples open now.

Not sure which branch?

Field Help: symptom → prove-out → free guide.

One job: shorter mean-time-to-repair

Not blog-depth troubleshooting. Not OEM-siloed portals. A living fault-entry database organized by brand, model, and error code.

Atomic fault entries

Code, presentation, symptom, ranked causes, diagnostic steps, fix, safety, provenance.

Protocol anchors

OCPP, CCS handshake, site power — evergreen cross-brand depth on the free tier.

Field authenticity

Photos, verification dates, and subscriber confirmations — not AI-generated filler.