This is referring to the first Oxygen sensor, located on the exhaust manifold. It either indicates a short in the wiring or the sensor needs to be replaced altogether.
Trouble code P0135 means:O2 sensor heater circuit malfunction (Bank 1 Sensor 1)
O2 sensor Heater Bank 1 Sensor 1
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Trouble code P0135 means: O2 Heater Circuit (Bank 1, Sensor 1)
Trouble code P0135 means: O2 Heater Circuit (Bank 1, Sensor 1)
P0135 O2 Sensor Heater Circuit Malfunction (Bank 1 Sensor 1) Bank one is drivers side. Sensor 1 is the one closest to the engine.
Trouble code P0135 means:O2 sensor heater circuit malfunction (Bank 1 Sensor 1)
Trouble code P0135 means:O2 sensor heater circuit malfunction (Bank 1 Sensor 1)
Trouble code P0135 means: HO2S Heater Performance Sensor 1
16518- P0134 O2 Sensor Circ.,Bank1-Sensor1 No Activity Detected 16519- P0135 O2 Sensor Heater Circ.,Bank1-Sensor1 Malfunction
It means your sensor heater in Sensor 1 or Bank 1 is malfunctioning. Get it replaced.
P0135-Right rear (or just) upstream O2 sensor heater failure P1684-The battery has been disconnected within the last 50 starts