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 (BPY, BWA, BWJ):
  • Check Engine Control Module Software Version and Update if necessary.
    • Seat Altea (5P) bzw. Leon (1P), see Action 24S1 (2014557).
    • Skoda Octavia (1Z), see Action 24K5 (2014942).
    • Audi A3 (8P) and A4 (8E/8H), see TSBs:
      • Pass-Thru TSB # 24-08-31 (2017905/1)
      • Audi TSB # 24-08-82 (2017905/4)
    • Volkswagen (several) Models, see TPI 2014494 (non-US) and/or TSB 2014077/01-09-18 (US only).
      • US market Volkswagen models had the 24M2/O3 RVU which may be covered under warranty if the service action is applicable and within the warranty period.
• 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)