16985/P0601/001537

16985/P0601/001537 - Internal Control Module: Memory Check Sum Error

Possible Symptoms

• MIL illuminated

Possible Causes

• Engine Control Unit (ECU) defective
• Flash ROM (used in aftermarket "chips") defective
• Low Voltage

Possible Solutions

• Replace ECU
• Contact aftermarket chiptuner for repair of their chip
• Check and test Battery and Charging system

Special Notes

• When found in 1.8T:
  • This thread might be useful: http://forums.vwvortex.com/zerothread?id=915672
• When found in 2.0l TFSI (BPJ, BPY, BWA, BWJ, BYK), check/update Engine Control Module Software Version
  • Audi A3 (8P), A4 (8E/8H) or Audi A6 (4F):
    • North American Region (NAR): TSB 2017905/24-08-82
    • Rest of World (RoW): Campaign 24H8 (2013846) or TPI 2012760
  • Seat Altea (5P) or Leon (1P), see Campaign 24S1 (2014557).
  • Skoda Octavia (1Z), see Campaign 24K5 (2014942).
  • Volkswagen Models:
    • Rest of World (RoW): TPI 2014494
    • North American Region (NAR): TSB 2014077 /01-09-18 or 24M2/O3 RVU (may be covered under warranty)
      • https://static.nhtsa.gov/odi/tsbs/2014/MC-10120237-9999.pdf NHTSA
• When found in Audi V8 and V10 FSI engines see TSBs:
  • Pass-Thru TSB # 24-08-31 (2017905/1)
  • Audi TSB # 24-08-82 (2017905/4)