Powertrain, generic (extended)

P282B Pressure Control Solenoid K Electrical

Check engine lightOn
EmissionsRelevant
Drive cycleNot required
Limp modePossible

P282B covers electrical faults at solenoid K when the module does not break them down into open, low or high. Mercedes-Benz uses P282B00 on the 8G-DCT (transmission 724.1) for an electrical fault of pressure regulating valve 10; its 2025 information LI27.00-P-077141 includes the code among those the IPR guided routine analyses before parts are replaced, while P282800 stands for a functional fault of that valve. GM, on the 2023 Corvette, instead reports K wiring faults separately as P282D, P282F and P2830. CARB 13 CCR 1968.2 forms the legal basis for monitoring such outputs. Typical findings are a broken coil winding, a damaged conductor inside the mechatronic unit or corrosion at the plug; drivers may notice rough engagement or a warning message.

Likely causes

Broken coil winding in valve K
Damaged internal conductor in the mechatronic unit
Corrosion at the transmission plug

Symptoms

  • Rough clutch engagement
  • Transmission warning or MIL
  • Emergency mode

Repair estimate

DifficultyShop_onlyWorkshop job
Parts and labour€150–3,500
Time1–6 h

Typical range across vehicles; the real cost depends on what the testing finds.

Parts involved

pressure control solenoid ktcmtransmission wiring

Related codes

P2828P282DP282FP2830P2822

References: static.nhtsa.gov, gsi.ext.gm.com, law.cornell.edu.