What P0340 means
Camshaft Position Sensor A Circuit Bank 1 or Single Sensor
Common causes (general)
Before spending money on parts, verify the code with a scan tool and read freeze frame data. Freeze frame captures every sensor value at the moment the code set — this is often enough to figure out the root cause without further testing.
Manufacturer-specific descriptions
Different manufacturers use this code for slightly different failure modes. Here's what your specific make means by P0340:
| BMW | Camshaft Position Sensor "A" Circuit |
| FIAT | signal phase motor, |
| FORD | Camshaft Position Sensor Circuit Malfunction |
| HONDA | Camshaft Position (CMP) Sensor No Signal |
| MITSUBISHI | Camshaft Position Sensor Circuit Malfunction; Camshaft position sensor |
| NISSAN | Camshaft Position Sensor Circuit Malfunction |
| VOLKSWAGEN | Camshaft Position (CMP) Sensor Circuit |
Read this code on your own car
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