Saab 9-4X P0136: O2 Sensor Circuit Malfunction (Bank 1 -Sensor 2)
P0136 is a common OBDII code that occurs in the Saab 9-4X. It is typically caused when the O2 Sensor voltage is not within normal operating range. Bank one will be the side of the engine with cylinder 1 in the firing order. Saab 9-4X P0136 Symptoms Often, the only symptom of P0136 … Read more