Faulty camshaft position sensor. Damaged wiring or connector. Stretched or jumped timing chain/belt. Faulty ECM. Corroded sensor connector.

Which cars are affected by P0340?

P0340 is most commonly reported on Nissan, Mercedes-Benz, Hyundai, Kia, Peugeot vehicles, but can appear on any make.

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P0340

High severity

Camshaft Position Sensor Circuit Malfunction

The engine control module is not receiving a proper signal from the camshaft position sensor. This can cause starting problems, rough running, or engine stalling.

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Common causes of P0340

1Faulty camshaft position sensor

2Damaged wiring or connector

3Stretched or jumped timing chain/belt

+2 more causes

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Commonly affected vehicles

NissanMercedes-BenzHyundaiKiaPeugeot

P0340 can appear on any vehicle — these are the makes where it is most frequently reported.

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Related fault codes

P0171Medium

System Too Lean (Bank 1)

P0300High

Random/Multiple Cylinder Misfire Detected

P0420Medium

Catalyst System Efficiency Below Threshold (Bank 1)

P0172Medium

System Too Rich (Bank 1)