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P0037 SATURN - HO2S12 Heater Control Circuit Low Voltage

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

Possible causes

  • Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2
  • Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 fuse
  • Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 harness is open or shorted
  • Heated Oxygen Sensor (H2OS) Bank 1 Sensor 2 circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)
What does this mean?
OBDII Code P0037 Saturn - HO2S12 Heater Control Circuit Low Voltage - kvjournal.ru

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Posted and Edit by kvjournal.ru 06-14-2015