Reddit Validated OS Error Code P0024: How to Fix It

Hard 2-4 hours (basic checks); 6-10 hours (timing chain replacement) High Severity Verified June 2026
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Error Code
P0024
Brand
Reddit Validated
Product Type
operating_system
Severity
High
DIY Difficulty
Hard
Estimated Fix Time
2-4 hours (basic checks); 6-10 hours (timing chain replacement)
Error code P0024 indicates that the camshaft position on bank 2 (the cylinder bank opposite #1) is over-advanced or the system performance is out of range. This often points to a problem with the variable valve timing (VVT) system, oil flow, or timing chain. Ignoring it can lead to poor engine performance and potential damage. Follow these steps to diagnose and fix the issue.
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Tools You'll Need

How to Fix Error Code P0024

  1. Check Engine Oil Level and Condition

    Ensure engine is cool to avoid burns.

  2. Inspect for Vacuum Leaks

  3. Check Variable Valve Timing (VVT) Solenoid

    Disconnect battery before handling electrical components.

  4. Test Camshaft Position Sensor

    Handle sensor carefully; avoid dropping.

  5. Inspect Timing Chain and Tensioner

    This job requires mechanical expertise; improper timing can destroy the engine.

  6. Clear Error Code and Test Drive

    Ensure all repairs are verified before clearing codes.

Parts You May Need

VVT solenoid (bank 2)
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Camshaft position sensor (bank 2)
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Engine oil (correct viscosity)
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Timing chain kit (chain, guides, tensioner)
Check Price on Amazon
VVT solenoid (bank 2)
Check Price on Amazon
Camshaft position sensor (bank 2)
Check Price on Amazon
Engine oil (correct viscosity)
Check Price on Amazon
Timing chain kit (chain, guides, tensioner)
Check Price on Amazon
VVT solenoid (bank 2)
Check Price on Amazon
Camshaft position sensor (bank 2)
Check Price on Amazon
Engine oil (correct viscosity)
Check Price on Amazon
Timing chain kit (chain, guides, tensioner)
Check Price on Amazon
VVT solenoid (bank 2)
Check Price on Amazon
Camshaft position sensor (bank 2)
Check Price on Amazon
Engine oil (correct viscosity)
Check Price on Amazon
Timing chain kit (chain, guides, tensioner)
Check Price on Amazon
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When to Call a Professional

If you lack experience with timing chains, VVT systems, or engine diagnostics. Also call a mechanic if oil pressure issues or internal engine damage is suspected.

Frequently Asked Questions

Can I drive with error code P0024?
It is not recommended. Driving with P0024 can cause reduced performance, rough idling, and potential engine damage if the VVT system fails completely. Have it diagnosed as soon as possible.
What causes error P0024?
Common causes include low or dirty engine oil, a faulty VVT solenoid, bad camshaft position sensor, wiring issues, or a stretched timing chain. Always start with the simplest checks like oil level and condition.
How much does it cost to fix P0024?
Costs vary: DIY part replacement (solenoid or sensor) can be $50-$200. Professional diagnosis and timing chain replacement can cost $1000-$2500. Get a quote from a trusted mechanic.
What does 'bank 2' mean?
Bank 2 refers to the side of the engine that does not contain cylinder #1. In most V-engines, bank 1 is the front bank (cylinders 1,3,5) and bank 2 is the rear bank (cylinders 2,4,6). Refer to your vehicle's service manual to confirm.
Can a bad oil filter cause P0024?
Yes, a clogged or incorrect oil filter can restrict oil flow to the VVT system, causing performance issues. Always use the manufacturer-recommended oil filter.

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