P0024
Camshaft B Bank 2 Over-Advanced
Variable Valve TimingMODERATE
Описание
Bank 2: Camshaft B (Exhaust): Retard Setpoint not Reached (Over-Advanced)
Частые симптомы
- Bank 2 emission control issues
- Reduced engine braking on bank 2
- Check Engine Light
- Possible bank 2 exhaust temperature problems
- Bank 2 specific fuel economy issues
Возможные причины
- Stuck advanced bank 2 exhaust camshaft phaser
- High oil pressure to bank 2 exhaust VVT
- Faulty bank 2 exhaust VVT control solenoid
- Bank 2 exhaust mechanical binding
- ECU bank 2 exhaust calibration
Диагностика
- 1. Check bank 2 exhaust camshaft position vs desired
- 2. Test oil pressure to bank 2 exhaust VVT
- 3. Check bank 2 exhaust VVT solenoid
- 4. Compare with bank 1 exhaust timing
- 5. Monitor bank 2 exhaust gas temps
Решения по ремонту
- Replace sticking bank 2 exhaust camshaft phaser
- Regulate oil pressure to bank 2 exhaust VVT
- Replace faulty bank 2 exhaust VVT solenoid
- Correct bank 2 exhaust mechanical binding
- Update ECU bank 2 exhaust calibration
Профилактика
- Monitor bank-specific emission readings
- Address bank 2 oil pressure issues
- Regular bank 2 exhaust system maintenance