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

P080A

Clutch Position Not Learned

After a clutch replacement or sensor replacement the TCM has not run a successful clutch-position learn cycle. Without learned end-stops the TCM cannot accurately command engagement points, leading to slipping or harsh take-up. A scan-tool guided learn procedure must be performed.

SystemPowertrain
Typegeneric / SAE
GroupP0
Range / number8 / 0A

Possible causes

  • Learn cycle not performed after service high

Symptoms

  • Check engine or transmission warning light on
  • Harsh, delayed, or missing shifts
  • Possible limp mode (locked in one gear)
  • Slipping or shuddering during gear changes

Inspection / repair

  • Difficulty: medium
  • DIY: shop recommended
  • Estimated cost: 40–200 €
  • Estimated time: 0.3–1 h
  • Component: clutch position sensor a
  • Component: tcm
  • MIL / check engine light

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