17964/P1556/005462

17964/P1556 - Charge Pressure Control: Negative Deviation

Possible Symptoms

• Boost pressure too low
• Reduced power output (limp mode)

Possible Causes

• Hoses/Pipes incorrect connected, disconnected or leaking
• Charger Pressure Control defective
  • Solenoid Valve for Boost Pressure Control (N75) defective

Possible Solutions

• Check Hoses/Pipes to/between Components
• Check Charge Pressure Control
  • Check Solenoid Valve for Boost Pressure Control (N75)