P001B
Intake Cam Profile Bank 1 Signal too Low
Variable Valve TimingMODERATE
Описание
Intake (A) Cam Profile bank 1, Circuit too Low
Частые симптомы
- Stuck in low-performance cam profile
- Reduced power output
- Check Engine Light
- Poor high-RPM performance
- Possible rough idle
Возможные причины
- Short to ground in cam profile circuit
- Failed cam profile solenoid
- Low system voltage
- Corroded ground connections
- Wiring harness short
Диагностика
- 1. Check battery and charging system voltage
- 2. Test for shorts to ground
- 3. Inspect ground connections
- 4. Test cam profile solenoid operation
- 5. Check wiring harness integrity
Решения по ремонту
- Repair shorted wiring to ground
- Replace faulty cam profile solenoid
- Clean and tighten ground connections
- Charge or replace battery
- Repair damaged wiring harness
Профилактика
- Maintain good electrical system health
- Protect wiring from abrasion
- Regular ground connection checks