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Home >> VinFast >> 2023 >> VF9 Plus >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Head Up Display Diagnosis >> DTC U015C-87: Lost Communication With Automated Driving System Control Module "A" - Missing Message >> VinFast DTC Guided Repair Instruction >> Operating Conditions

Operating Conditions

Enable Criteria
  1. IGN ON and not in the first 1s
  2. Battery voltage is between 9V to 16V
Failure Criteria The message has not been received in Ten consecutive cycles
  1. ADAS CMP ACC
  2. ADAS LDW LKA
  3. ADAS FCW RCTA
  4. DMS Status
  5. ADAS TSR STATUS
  6. ADAS AEB
  7. ADAS ELK
Failure/Mature Time
  1. ADAS CMP ACC - 500 ms
  2. ADAS LDW LKA - 800 ms
  3. ADAS FCW RCTA - 1000 ms
  4. DMS Status - 5000 ms
  5. ADAS TSR STATUS - 500 ms
  6. ADAS AEB - 1000 ms
  7. ADASELK - 500 ms
Pass Criteria Communication normal
Pass/De-mature Time Immediate
Failure Aging 40 Ignition cycles