P215B OBD II Trouble Code Vehicle Speed - Output Shaft Speed Correlation

How to easily diagnose, repair, and symptoms and causes of a P215B trouble code that means there is a correlation problem between the transmission output shaft and vehicle speed inputs.

Symptoms of P215B OBD II Trouble Code

  • Erratic speedometer
  • Inadvertent ABS or traction control system (TCS) activation
  • Irregular transmission shift patterns
  • ABS codes may be stored
  • The ABS may be disabled

Common Causes of P215B OBD II Trouble Code

  • Incorrect final drive gear ratio (differential ring gear and pinion)
  • Excessive metallic debris on vehicle (output)/output shaft speed sensor magnet
  • Defective vehicle (output)/output shaft speed sensor
  • Transmission slippage
  • Cut or damaged wiring or connectors
  • Broken, damaged, or worn reluctor ring teeth
  • Faulty PCM or PCM programming error

Severity of P215B OBD II Trouble Code

The conditions which contribute to a code P215B being stored may cause incorrect speedometer calibration and erratic transmission shifting patterns. The code should be considered severe and addressed as quickly as possible.