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P0140

At 180.000 miles, it could be just about anything. The P0161 and P0140 codes are oxygen sensor codes, and probably don't have anything to do with the starting issue, though you should have that investigated (https://www.yourmechanic.com/services/air-fuel-ratio-sensor-replacement). The P0300 code however...

Hi there. These codes (https://www.yourmechanic.com/article/how-to-read-and-understand-check-engine-light-codes-by-jason-unrau) are coming on for a possible fuel pressure issue that could also be causing the catalytic converter (https://www.yourmechanic.com/services/catalytic-converter-replacement) to burn too hot. Check the fuel rail pressure and make sure that the pressure does not...

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...

Hello there. When these codes are seen together, it points to a malfunction in the oxygen sensor bank 1 circuit. This could be caused by many things such as a failing oxygen sensor (https://www.yourmechanic.com/services/oxygen-sensor-replacement), leaking fuel injector (https://www.yourmechanic.com/services/fuel-injector-replacement), rich or...