OBD-II code · Powertrain (generic)

P073E Unable to Engage Reverse

Reverse cannot be engaged when commanded - reverse-band, clutch pack or hydraulic pressure on the reverse circuit has failed.

Is it safe to drive with P073E?

Usually safe for short trips, but don’t ignore it: the underlying fault can get more expensive over time.

Common causes

  • Most likelyReverse clutch or band failed

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

Repair at a glance

Difficulty
Hard
DIY friendly
Best left to a mechanic
Typical labour
2–12 h
Emissions test
Usually unaffected
Parts involved
Transmission

Code data: OBDex open dataset (CC0). Labour times are typical ranges, not a quote.