p0340
Moderate
Alfa Romeo · Sedans & Sports Cars
Camshaft Position Sensor Circuit Malfunction
Quick Answer
Error code P0340 on your Alfa Romeo Sedans & Sports Cars means: Camshaft Position Sensor Circuit Malfunction. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Inspect sensor connector and wiring
2
Test sensor resistance with multimeter
3
Verify sensor voltage output
4
Check timing chain condition
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
Parts You May Need
Camshaft position sensor
Connectors
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