P005B

Symptoms

• Check Engine Light Illuminates
• Reduced engine power
• Increased fuel consumption
• Unstable idle
• Possible popping noises in the exhaust system

Causes

• Faulty VVT solenoid valve
• Dirty or clogged VVT system oil passages
• Problems with wiring harness or contacts
• Mechanical malfunction of the phase change mechanism
• Low engine oil pressure or unsuitable oil

How to Fix

1. Diagnose variable valve timing (VVT) system
2. Check the condition of the oil and pressure in the lubrication system
3. Clean or replace VVT solenoid valve
4. Check the integrity of the wiring harness and contacts
5. If necessary, replace the phase change mechanism
6. Reset the error and check the system operation

Related codes

Error P005B by Vehicle Brand