p0340
Moderate
Jeep · SUVs
Camshaft Position Sensor Circuit Malfunction
Quick Answer
Error code P0340 on your Jeep SUVs means: Camshaft Position Sensor Circuit Malfunction. This is usually fixable — see the step-by-step guide below.
Affected Models
Applies to all models
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Likely Causes
  1. Faulty camshaft position sensor
  2. Broken timing chain or belt
  3. Corroded sensor wiring connector
  4. Engine timing out of sync
  5. Sensor gap too large
How to Fix It
1
Inspect sensor connector for corrosion or looseness
2
Check sensor voltage output with multimeter
3
Verify timing chain or belt condition visually
4
Inspect sensor mounting for proper gap
5
Replace sensor if voltage is out of specification
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 wiring harness
Related Error Codes
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