Vehicle Diagnostics

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What We Do.

Expert testing and diagnosis of electrical, electronic and multimedia automotive components.

S4 has extensive experience in the testing and diagnostics of Electronic Control Units (ECU's) in component form; sub-assemblies and fully assembled vehicles.

S4 has expertise in most automotive transport and diagnostic communications protocols.

Our skills base and products enable us to develop automotive electronics testing, diagnose complex electrical vehicle network faults and act as a consultant for any of the above.

  • ODX (Open Diagnostic Exchange)
  • UDS
  • DoIP
  • Keyword Protocol 2000
  • Keyword Protocol 1281
  • Keyword Protocol 82
  • CAN (diagnostic)
  • CAN (cyclic)
  • Class-II
  • LIN

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