P0016 🔴 Critique ⚠️ Do not drive
Crankshaft/Camshaft Timing Misalignment — URGENT
The synchronisation between crankshaft and camshaft is off. This is a serious code that could indicate a worn timing belt or chain about to jump or snap. DO NOT DRIVE.
💷
Average repair cost
£250 — £1200 (if caught in time) / engine write-off if ignored
🔍 Symptoms
- → Check engine light on
- → Stalling
- → Metallic rattling on startup
- → Loss of power
- → Risk of catastrophic engine damage if ignored
⚙️ Common Causes
- 1Worn or jumped timing belt/chain (main cause)
- 2Failed timing tensioner
- 3Faulty VVT actuator
- 4Very degraded oil
🔧 Recommended Fixes
- 1DO NOT DRIVE — risk of bent valves and total engine failure
- 2Have timing belt/chain inspected immediately by a mechanic
- 3Replace complete timing kit (~£250-600 including labour)
🛒 Recommended Parts (Amazon UK)
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Frequently Asked Questions
Can I clear this code without fixing it?
Yes, but it will return if the underlying issue isn't fixed. Clearing a code only tells you if the problem is permanent or intermittent.
Will this code fail an MOT?
Yes — this code will likely cause an MOT failure. Get it repaired before your test.