{"uid":"cap_FR3SCcQO0zxgucHWWACxG","slug":"mcpfax-vehicle-diagnostics-dtc-lookup-bd2b51a8","name":"MCPFax Vehicle Diagnostics DTC Lookup","description":"MCPFax vehicle-diagnostics dtc lookup","url":"https://mcpfax-diag.bowling-anthony.workers.dev/mcp","method":"POST","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.006","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.006/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.006","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1BaiYVcXRTlDXvwnHxNE9","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.006","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Looks up the meaning of a vehicle Diagnostic Trouble Code (DTC), returning source-attributed generic and make-specific definitions with repair guidance","exampleAgentPrompt":"My 2019 Ford F-150 is showing fault code P0171 — can you look that up and tell me what it means, including any make-specific info for Ford?","exampleUseCases":[{"title":"Check engine light code explained","prompt":"My check engine light just came on and my scanner shows code P0420 on my 2021 Toyota Camry — what does that fault code mean and what should I do about it?"},{"title":"DIY mechanic fault diagnosis","prompt":"I'm working on a 2016 Chevrolet Silverado and I'm seeing DTC P0300 — can you pull up the generic OBD definition and any Chevy-specific explanation for that code?"},{"title":"Pre-purchase inspection code review","prompt":"A used 2018 BMW 3 Series I'm looking at has a stored fault code B11E8 — can you look that up and tell me what it means, including any BMW-specific details?"}],"resultDescription":"Returns the meaning of the requested DTC fault code, including source-attributed generic OBD-II definitions, make-specific definitions where available, and associated repair or diagnostic guidance.","failureModes":["Unknown or non-standard DTC code returns no results or an error","Missing required parameters (fault code or vehicle details) results in a validation error","Obscure proprietary manufacturer codes may lack make-specific definitions","Network or worker timeout on the Cloudflare Workers backend","Payment failure via x402 protocol blocks the request"],"whenToPreferThis":"Choose this endpoint when you need to decode a specific vehicle Diagnostic Trouble Code (DTC) and want both generic OBD-II definitions and make-specific interpretations with source attribution. It is part of a broader MCPFax vehicle diagnostics suite, so prefer it alongside sibling endpoints for VIN decoding, TSB lookup, and recall lookup for comprehensive vehicle research.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:34:35.659Z","isFirstParty":false}