OBD-II reference

All 9.533 generic OBD-II codes, explained in detail.

Causes, inspection steps and sources — a comprehensive DIY archive. Created and maintained with love for the detail. Good luck and have fun!

Powertrain generic / SAE

P215B

Vehicle Speed - Output Shaft Speed Correlation

VSS does not match transmission output-shaft speed within tolerance. Possible transmission slip, sensor fault, or harness issue.

SystemPowertrain
Typegeneric / SAE
GroupP2
Range / number1 / 5B

Possible causes

  • Transmission slip high

Inspection / repair

  • Difficulty: hard
  • DIY: shop recommended
  • Estimated cost: 100–3000 €
  • Estimated time: 1–8 h
  • Component: vehicle speed sensor
  • Component: output shaft speed sensor
  • Component: transmission
  • MIL / check engine light
  • emissions-relevant

Sources

References

How to read OBD-II codes

The first letter names the vehicle system, the second digit distinguishes generic from manufacturer-specific, the remaining digits group fault area and number.

PPowertrain: engine, transmission, emissions
BBody: chassis trim, comfort, interior
CChassis: suspension, brakes, steering
UNetwork: CAN, control modules, communication