16683/P0299/000665
From Ross-Tech Wiki
16683/P0299/000665 - Boost Pressure Regulation: Control Range Not Reached
Possible Symptoms
- Reduced Power Output
- Limp Mode
Possible Causes
- Hoses/Pipes incorrect connected, disconnected or leaking
- Charger Pressure Control defective
- Turbocharger faulty
- Diverter Valve faulty
Possible Solutions
- Check Hoses/Pipes to/between Components
- Check / Clean / Replace Charge Pressure Control
- Check Turbocharger
- Check Diverter Valve
Special Notes
- When found in 2.0l TFSI:
- Check Boost Pressure Control Valve (N249), for cracked rubber diaphragm. A new/optimized Valve is available under Part # 06H-145-710-D (or newer).
- RoW vehicles see: TPI 2016331 for details.
- NAR vehicles see: TSB 01-07-70 or 2013392 for details.
- Check Boost Pressure Control Valve (N249), for cracked rubber diaphragm. A new/optimized Valve is available under Part # 06H-145-710-D (or newer).
- If the Turbocharger is faulty due to mechanical / internal problems or the exhaust system is restricted (typically the Catalyst) this fault may be the end result.
- When found in VW Golf/Jetta (1K): 2.0l CR-TDI (CBEA/CJAA):
- Verify the mechanical part of the Exhaust Valve Control Module (J883) is not siezed or binding.