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P0051 SATURN - HO2S Heater Control Circuit Low Bank 2 Sensor 1

Repair Importance Level: 2/3
Repair Difficulty Level: 2/3 What does this mean?

Possible causes

  • Faulty Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1
  • Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 harness is open shorted
  • Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 circuit poor electrical connection
  • Heated Oxygen Sensor (H2OS) Bank 2 Sensor 1 fuse
  • Faulty Engine Control Module (ECM)
What does this mean?
OBDII Code P0051 Saturn - HO2S Heater Control Circuit Low Bank 2 Sensor 1 - kvjournal.ru

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