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P2821 Powertrain

Pressure Control Solenoid J Stuck On

Pressure control solenoid J stays in the activated state when commanded off. Affected hydraulic circuit stays pressurised.

Affected components

  • Pressure control solenoid j
  • Valve body

Common causes

  • High likelihood: Solenoid spool stuck in open position
  • Medium likelihood: TCM output driver stuck on
  • Low likelihood: Carbon or debris buildup preventing free movement

Diagnostic notes

  • The malfunction indicator lamp may illuminate
  • Reduced-power or limp mode may occur

Related codes

Sources

Diagnostic information is provided for reference only. Confirm the code with a compatible scan tool and follow the vehicle manufacturer's service procedures before replacing components.

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