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Home >> Audi >> 2017 >> SQ5 Premium Plus >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> 3.0L - Generic Scan Tool - Engine Code(S): CTUC & CTUD (General Information) >> St Generic Scan Tool >> Diagnosis And Testing >> Preliminary Check >> Electrical Testing

Electrical Testing

Step Procedure Result / Action to Take
1
  • CONNECT: Scan Tool
  • IGNITION: ON
  • CHECK: for stored or related DTCs.
-- Were any other DTCs stored?
  • YES:
  • Go to Step 2
  • NO:
  • Go to Step 3
2
  • Repair these DTCs first before performing any of the following steps.
3 -- Does DTC return?
  • YES:
  • Go to Step 4
  • NO:
  • Go to Step 5
4
  • Perform the diagnostic procedure for that DTC.
5
  • FAULT: intermittent or a sporadic condition
  • CHECK: suspected components
  • PERFORM: Visual Inspection of wiring and components
  • CHECK: wiring for open, high resistance, short or electrical connector for damage, corrosion, loose or broken terminals
  • REPAIR: faulty wiring or connector
  • Perform a road test to verify the repair.
  • Generate readiness code. Refer to READINESS CODE