OTA Error Code: deploy_firmware_update_failed

published Last Updated: Oct 9, 2026 HW: all Approved for MX

Background

This error means the firmware update flow ran and reported a failed result, but OTA did not classify it more specifically.

Troubleshooting Steps

graph TD
    reattempt-ota-once["<small><b>Step 1</b></small><br/>Action: Reattempt OTA once. A generic firmwar..."]
    did-retry-succeed{"<small><b>Step 2</b></small><br/>Question: Did the retried OTA succeed?"}
    ota-succeeded["<small><b>Step 3</b></small><br/>Action: No further OTA troubleshooting is nee..."]
    escalate-to-ota-support{{"<small><b>Step 4</b></small><br/>Escalation: If you're a maintenance technician, e..."}}
    reattempt-ota-once --> did-retry-succeed
    did-retry-succeed -->|Yes| ota-succeeded
    did-retry-succeed -->|No| escalate-to-ota-support
    style reattempt-ota-once fill:#dcfce7,stroke:#22c55e,color:#14532d
    style did-retry-succeed fill:#dbeafe,stroke:#3b82f6,color:#1e3a5f
    style ota-succeeded fill:#dcfce7,stroke:#22c55e,color:#14532d
    style escalate-to-ota-support fill:#fef3c7,stroke:#f59e0b,color:#78350f

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1 action

Reattempt OTA once. A generic firmware update failure can be caused by transient target communication or missing tool-status details.

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Topic history

2026-10-07 Susan Minne Bulk/mechanical change

Replace individual guide ownership with system technical contacts

Commit dca5a1a
2026-09-24 Susan Minne Bulk/mechanical change

chore: backfill aircraft owner identities batch 3

Commit 8ff7b9b
2026-09-14 kkuwatani

docs: mark OTA guides approved for MX

Commit d991719

Baseline import

Initial import into service_docs

Imported by kkuwatani on 2026-09-11

docs: group OTA error code guides

Commit 31a577c

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