00526

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Contents

00526 - Brake Light Switch (F)

00526 - Brake Light Switch (F): Circuit Malfunction

Possible Symptoms

  • MIL (Malfunction Indicator Light)
  • No Brake Lights

Possible Causes

  • Wiring and/or connections faulty between Brake Switch, Brake Lights and/or ABS Controle Module
  • Brake Light Switch (F) damaged
  • Brake Light faulty
  • Fuse(s) faulty

Possible Solutions

  • Check wiring and connections
  • Replace Brake Light Switch (F)
  • Check / Replace fuses(s)
  • Check / Replace Brake Lights
  • Check Brake Light Switch (F) in ABS Measuring Block

Special Notes

  • FAQ 2.7. Many Automatic Transmission Control Modules will show a DTC 00526 or 17087 that indicates a faulty brake light switch. This can be ignored and will not appear if you press the brakes once before checking for Fault Codes.


00526 - Brake Light Switch (F): Implausible Signal

Possible Causes

  • Wiring/Connectors from/to Brake Light Switch (F) faulty
  • Brake Light Switch (F) faulty

Possible Solutions

  • Check/Repair Wiring/Connectors from/to Brake Light Switch (F)
  • Check/Replace Brake Light Switch (F)
    • Check Measuring Value Blocks (MVB)

Special Notes

  • FAQ 2.7. Many Automatic Transmission Control Modules will show a DTC 00526 or 17087 that indicates a faulty brake light switch. This can be ignored and will not appear if you press the brakes once before checking for Fault Codes.



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