P1404 — BMW: Heated Catalyst Current Too High During Heating Bank 2

Code breakdown

Manufacturer-specific meanings (BMW)

• Fiat
  Circuito sensore temperatura EGR
• BuickCadillacChevroletChryslerGMGMCOldsmobilePlymouthPontiacSaturn
  Exhaust Gas Recirculation System Valve 2
• LincolnMercury
  IAT B Circuit Malfunction Exhaust Gas Recirculation Closed Position Performance
• BMW
  Heated Catalyst Current Too High During Heating Bank 2
• Ford
  IAT - B Circuit Malfunction Exhaust Gas Recirculation Closed Position Performance
• Mercedes-Benz
  EGR Control
• Volkswagen
  EGR Flow Adaptation Not Carried Out

Related codes

• P1400 — Manufacturer-specific fault code
• P1400-bmw — Heated Catalyst Battery Voltage or Current Too Low During Heating Bank 1
• P1400-fiat — Input basso circuito EGR ritorno pressione differenziale o comando posizione valvola ricircolo gas di scarico
• P1400-ford — Differential Pressure Feedback Electronic Sensor Circuit Low Voltage
• P1400-jaguar — Exhaust Gas Recirculation Valve Postion Control
• P1400-lexus — Sub-TP Sensor Malfunction

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