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P0155 Diagnostic Trouble Code Discussion for January 2015

Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance


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Trouble Ticket Help Requests for DTC P0155
Help Request Posted
2000 Dodge Durango 4.7L MIL Lamp on VIN: 1B4HS28NXY
P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Performance. ... a check engine light. Vehicle had two codes stored, p0135 & p0155. I checked resistance on all 4 sensor heaters and they all measured 13.5 ohms after cold soak. Spec is between 3.5-8.5 according to our Verus. Next, I measured amperage on all 4 heater c...
January 27, 2015
2000 Dodge Durango 4.7L MIL Lamp on VIN: 1B4HS28NXY
P0155: Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Malfunction. ... now for a check engine light. Vehicle has two codes: p0135 & p0155 (upstream o2 heater failure). I checked resistance on all 4 o2 sensor heaters and they all measured 13.5 ohms after cold soak. Spec is between 4-7 ohms according to Mitchell. I think th...
January 27, 2015