P0022

Описание

Camshaft Position Actuator A Bank 2, Timing Over-Retard

Частые симптомы

• Bank 2 reduced high-RPM power
• Poor volumetric efficiency on bank 2
• Check Engine Light
• Possible bank 2 emission issues
• Reduced bank 2 engine response

Возможные причины

• Low oil pressure to bank 2 VVT actuator
• Stuck retarded bank 2 VVT actuator
• Clogged bank 2 oil passages
• Faulty bank 2 VVT control solenoid
• Bank 2 mechanical binding

Диагностика

1. 1. Check oil pressure at bank 2 VVT actuator
2. 2. Test bank 2 VVT solenoid operation
3. 3. Inspect bank 2 oil passages
4. 4. Compare with bank 1 oil pressure
5. 5. Check bank 2 mechanical components

Решения по ремонту

• Increase bank 2 oil pressure to spec
• Replace sticking bank 2 VVT actuator
• Clean bank 2 clogged oil passages
• Replace faulty bank 2 VVT solenoid
• Correct bank 2 mechanical binding

Профилактика

• Maintain proper oil level for multi-bank engines
• Address bank-specific oil delivery issues
• Regular bank 2 system inspections