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Home >> Suzuki >> 2008 >> Grand Vitara Base, RWD, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission >> Diagnostic Information and Procedures >> DTC U0073: Control Module Communication Bus Off >> DTC Confirmation Procedure
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DTC Confirmation Procedure

  1. Connect scan tool to DLC with ignition switch turned OFF.
  2. Turn ON ignition switch and clear DTC by using scan tool.
  3. Start engine and run it for 1 min. or more.
  4. Check DTC and pending DTC.
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