Camshaft Adjuster Magnet Repair Cost Guide
Basic Replacement (Single Magnet)
Labor Time: 1.5 - 2 hours
Parts Cost: $150 - $200
Labor Cost: $187.50 - $250
Total Estimated Cost: $337.50 - $450
Dual Magnet Replacement
Labor Time: 2 - 2.5 hours
Parts Cost: $300 - $400
Labor Cost: $250 - $312.50
Total Estimated Cost: $550 - $712.50
Complex Replacement (Including Timing Chain Cover Removal)
Labor Time: 4 - 6 hours
Parts Cost: $150 - $400
Labor Cost: $500 - $750
Total Estimated Cost: $650 - $1,150
*Note: Prices may vary depending on vehicle make and model. Additional costs may apply if related components need replacement. All estimates based on shop rate of $125/hour.
Common Additional Services:
- Timing Chain Inspection: +$125 (1 hour)
- Oil Change: +$75
- Diagnostic Fee: +$125
Camshaft Adjuster Magnet Repair Procedures
Mercedes M271 Engine
Common Symptoms:Engine timing issues, Check Engine Light, Error Code P0011/P0012
Repair Steps:
- Remove engine cover and locate the camshaft adjuster solenoid on the front of the engine
- Disconnect the electrical connector from the solenoid
- Remove the mounting bolt (10mm) holding the solenoid in place
- Carefully extract the old solenoid, ensuring the O-ring comes out with it
- Clean the mounting surface thoroughly
- Install new O-ring on replacement solenoid
- Insert new solenoid and tighten mounting bolt to specified torque (8-10 Nm)
- Reconnect electrical connector
- Clear engine codes and test
BMW N51/N52/N54/N55 Engines
Common Symptoms:Rattling noise on startup, Error Code 2A87, 2A82
Repair Steps:
- Remove engine acoustic cover
- Locate VANOS solenoids (intake and exhaust side)
- Disconnect electrical connections to solenoids
- Remove mounting bolts (T30 Torx)
- Extract old solenoids carefully
- Clean mounting surfaces and verify filter screens are clear
- Install new solenoids with new sealing rings
- Torque bolts to specification (10 Nm)
- Reconnect electrical connections
- Perform VANOS adaptation with diagnostic tool
Audi/VW 2.0T Engines
Common Symptoms:Timing chain noise, P0016 code, Poor idle
Repair Steps:
- Remove engine cover and locate camshaft adjuster solenoid
- Disconnect electrical connector
- Remove mounting bolt
- Remove old solenoid and O-ring
- Clean mounting surface thoroughly
- Install new O-ring on replacement solenoid
- Install new solenoid and torque bolt to specification (10 Nm)
- Reconnect electrical connector
- Clear fault codes and perform basic settings adaptation
Important Notes:
- Always use OEM or high-quality replacement parts
- Ensure engine is cold before beginning work
- Replace O-rings/seals even if they appear to be in good condition
- Proper torque specifications must be followed
- Some vehicles may require additional adaptation procedures
Note: These procedures are general guidelines. Specific steps may vary by model and year. Always consult the appropriate service manual for your specific vehicle.
Understanding Camshaft Adjuster Magnets

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Common Failure Symptoms of Camshaft Adjuster Magnet (CAM Solenoid)
Camshaft Adjuster Magnet Failure Signs & Maintenance Guide
Common Signs of Failure
Check Engine Light (CEL)
One of the first indicators is usually the illumination of the check engine light, often accompanied by variable valve timing (VVT) related fault codes.
Engine Performance Issues
- Rough idling or unstable idle speed
- Decreased power output, especially during acceleration
- Poor fuel economy
- Engine hesitation or stumbling
Unusual Noises
Rattling or clicking sounds from the engine, particularly during cold starts or when the engine is warming up.
Maintenance Schedule
Regular Inspection
Most manufacturers recommend inspecting the camshaft adjuster magnet during routine maintenance intervals, typically every 60,000 to 80,000 miles.
Preventive Replacement
While there's no specific replacement interval, many professional mechanics suggest preventive replacement between 80,000 to 100,000 miles, especially in vehicles with known VVT issues.
Oil Change Impact
Regular oil changes with manufacturer-specified oil grade help extend the life of camshaft adjuster magnets. Dirty or degraded oil can accelerate wear.
Important Note: Maintenance schedules can vary significantly between vehicle manufacturers and models. Always consult your vehicle's owner's manual or a certified technician for specific maintenance recommendations.
How It Works
- Get a quote online or set-up a time to have your vehicle looked at.
- Pick time slots that work for you, easily, online.
- We will confirm appointments and send reminders.
- Our mechanics bring everything that is needed to you.
- All you have to do is provided a safe area for the work to be performed.
What we need from you
- A safe place to work on your vehicle
- No working on the side of busy roads
- No working on unstable or steep surfaces.
- We do not perform repairs during severe weather.
- Authorization from a property owner or management.
- Repair work done in a parking lot or at your requires permission.
- We do not do repairs in areas restricted by law.
Common Questions
Service Area
Our primary service area is greater Grand Rapids and includes Comstock Park, East Grand Rapids, Grandville, Kentwood, Walker, and Wyoming
Our secondary service area is provided by our Belding location and includes: Belding, Greenville, Ionia and the sorrounding areas.
Contact us if you have any questions about where we provide services.