Practice question

An exhaust gas analyser or smoke tester during three-wheeler tuning is used to:

  1. Set rear spring preload by reading CO percentage alone without chassis tools
  2. Cut new keys for the ignition switch
  3. Magnetise the flywheel permanently
  4. Measure emission-related exhaust constituents or smoke so the engine can be tuned toward recommended levels

Answer: D — Measure emission-related exhaust constituents or smoke so the engine can be tuned toward recommended levels

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