P0017
High SeverityCrankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)
Engine System
What Does P0017 Mean?
The crankshaft and exhaust camshaft positions on bank 1 are out of sync. Similar to P0016 but for the exhaust cam. Often points to timing chain issues.
Common Fix
Replace timing chain kit
Estimated Cost (DIY)
$150 - $500
Symptoms
- ⚠️Engine rattle on startup
- ⚠️Rough running
- ⚠️Loss of power
- ⚠️Hard starting
Common Causes
Worn timing chainlikely
Failed chain tensioner or guidepossible
Bad exhaust cam sensorpossible
Oil starvation to VVTpossible
How to Diagnose P0017
- 1Check for chain rattle noise
- 2Scan cam/crank sensor correlation
- 3Check oil level and condition
- 4Inspect chain tensioner
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Frequently Asked Questions
- What does P0017 mean?
- P0017 means the exhaust camshaft and crankshaft are out of sync on bank 1. Most commonly caused by a stretched timing chain.
- How urgent is P0017?
- Fairly urgent — if the timing chain skips a tooth, it can cause severe engine damage. Get it diagnosed within a few days.