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P0343

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P0343 OBD-II Trouble Code: Camshaft Position Sensor Circuit High Input
P0343 means theres a problem with the camshaft position sensor which has usually been fouled from oil and moisture causing a bad ground or voltage.

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Camshaft position sensor error code P0343

Hello. The P0343 code (https://www.yourmechanic.com/article/p0343-obd-ii-trouble-code-camshaft-position-sensor-circuit-high-input-by-logan-utsman) indicates there is no signal from the passenger side cam position sensor (https://www.yourmechanic.com/services/camshaft-position-sensor-replacement) (Bank 1 actually). Given you have changed the sensor, this would suggest a wiring or connector issue. Your mileage would also make...

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