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P0141

Hello, and thank you for writing in. You are thinking in the right direction. Start by inspecting the throttle body, air intake, and the throttle and intake sensors. Make sure the electrical connections are all clean, dry, and tight. You...

Although these codes are both for the downstream O2 sensor, they are completely different. The first code, P0136 (https://www.yourmechanic.com/article/p0136-obd-ii-trouble-code-o2-sensor-circuit-malfunction-bank-1-sensor-2-by-jay-safford), has to do with actual sensor performance. The second code, P0141 (https://www.yourmechanic.com/article/p0141-obd-ii-trouble-code-o2-sensor-heater-circuit-malfunction-bank-1-sensor-2-by-jay-safford), has to do with the sensor heater circuit performance....

Hello. The variable valve timing and the camshaft position sensor are two separate sensors. The camshaft position sensor is more towards the front of the engine and is a lot easier to replace. The variable valve timing sensor is a...