p0340
Moderate
Volvo · Sedans & Wagons
Cam Position Sensor Circuit Bank 1
Quick Answer
Error code P0340 on your Volvo Sedans & Wagons means: Cam Position Sensor Circuit Bank 1. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
  1. Faulty cam position sensor
  2. Damaged sensor wiring or connector
  3. Low engine oil level
  4. Timing chain issues
  5. Sensor gap too wide
How to Fix It
1
Check engine oil level and condition
2
Inspect sensor connector for corrosion
3
Test sensor resistance with multimeter
4
Check sensor gap and alignment
5
Replace cam position sensor if faulty
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
Sensor connector and wiring
Engine oil and filter
Timing chain components
Related Error Codes
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