Oxygen (lambda) sensor heating (z19)

Oxygen (Lambda) Sensor Heater Circuit: B1 S1: Electrical MalfunctionP1196 - 35-00 - -17591 - Shareware Version. The original sensing element is made with a thimble-shapedand comes in both heated and unheated forms. The oxygen sensor includes a heater and an electro-chemical measurement cell and a heater. These wires serve to heat up the O2 sensor to bring it up to operating temperature via a resistance-based heating element. P0135 - after clearing these only the P0135 comes back on which is O2 Sensor Heater Circuit (Bank 1 Sensor 1). O2 sensors -- two before and one after the catalytic converter. One of the main feedbacks is reading a wide band oxygen sensor as a basis for altering fuel maps. P0135 -- Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 1)I guess my question is: do I go ahead and replace the lambda sensor(s), or are they just showing up error codes because of something else. The Oxygen Sensor is usually to blame for problems in the car performance and gas consumption. Oxygen (Lambda) Sensor Heating: B1 S1: Open Circuit P1116 - 35-00Det jeg da lurer på må jeg bytte lamda? The Ethanol with agitation and heat liberates some of the phosphorus from the motor oil. Check Engine Light Due to Failed Oxygen Sensor on Toyota Sequoia.