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OBD2 Diagnostic Device Specification Example for Three-Wheelers: Racing Spec

Source:Car Bluetooth Device / Time:2026-09-18

OBD2 Diagnostic Device Specification Example for Three-Wheelers: Racing Spec

This is a worked specification for obd2 diagnostic device in a racing spec programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The racing spec version exists because the duty cycle on three-wheelers is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually a specification nobody had written down.

OBD2 Diagnostic Device

Example specification

ItemOBD2 Diagnostic Device
ApplicationThree-Wheelers
VersionRacing Spec
Base materialCast Iron
Controlled dimensions6 key dimensions, recorded per lot
Tolerance band±0.1 mm
Finishpainted
MOQ3,000 pieces per specification
Sampling14 working days, 5 days per revision
ComplianceISO 9001

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Cast Iron, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

OBD2 Diagnostic Device example

Processes involved

  • robot welding
  • injection moulding
  • rubber vulcanisation
  • anodising
  • precision stamping
  • heat treatment

Where this example applies

Programmes that run racing spec most often specify this build for three-wheelers. Related applications include boat trailers, delivery vans, rental motorcycles, emergency vehicles, aftermarket retail.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 4.0 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

What testing is included?

Standard lots ship with dimensional and hardness reports. ISO 9001 documentation is issued with the shipment when your market requires it.

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 3000 pieces per line.

How long does sampling take?

Samples leave the factory in 14 working days, and each revision round adds about 5 days once you have seen the first piece.

Can you match an existing sample?

Send a sample and we will reverse-engineer the specification, then produce a counter sample for approval before any bulk starts.

Send the part number, the annual volume and the target market, and we will come back with a specification and a sampling plan.

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