BMW P1728: Engine Overspeed Plausibility

Is your scanner showing BMW P1728?
No worries. We'll show you what it means and how to deal with it.

Presented by
Randy Worner

BMW P1728: Engine Overspeed Plausibility

OVERVIEW
Severity
:
High
DIY Difficulty Level
:
Intermediate
Repair Cost
:
$75-$450
Can I Still Drive?
:
Yes

What Does The BMW P1728 Code Mean?

The engine speed is over 10,000rpm. The range position is D, and the park-lock sensor is okay.

What Are The Potential Causes Of The BMW P1728 Code?

  • Pressure control solenoid circuit is shorting to ground
  • Pressure control solenoid circuit is open
  • Valve has failed
  • TCM has failed

Recommended Parts

Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:

>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> Dorman 86689C 399 PC Automotive Electrical Repair Kit

Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!

Reference Sources

BMW P1728, DTCDECODE.

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