p0340
Moderate
Lexus · SUVs
Camshaft Position Sensor Circuit
Quick Answer
Error code P0340 on your Lexus SUVs means: Camshaft Position Sensor Circuit. This is usually fixable — see the step-by-step guide below.
Affected Models
Likely Causes
How to Fix It
1
Inspect camshaft position sensor connector
2
Test sensor resistance and voltage
3
Check timing belt/chain alignment
4
Verify sensor gap and position
5
Check engine oil for contamination
Pro Tip
This fix requires some technical knowledge. If you're unsure about any step, consider contacting support or a qualified technician.
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