Join Now
International Automotive Technicians Network

P1556 Diagnostic Trouble Code Discussion for August 2009

Battery Module Temperature Sensor Signal 2 Circuit High Voltage


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1556
Help Request Posted
2000 Volkswagen Golf GLS 1.9L MIL Lamp on VIN: WVWGF21J1Y
P1556: Charge pressure control negative deviation. This VW has a bad turbo, adjuster rod won't move. Our question though is about the pump. The code for it comes right back when cleared, running or not and the glow plug light flashes. I read several posts in the archives and have checked the timing with VAG-Co...
August 03, 2009
2000 Volkswagen Golf GLS 1.9L MIL Lamp on VIN: WVWGF21J1Y
P1556: Charge pressure control negative deviation. This VW has a bad turbo, adjuster rod won't move. Our question though is about the pump. The code for it comes right back when cleared, running or not and the glow plug light flashes. I read several posts in the archives and have checked the timing with VAG-Co...
August 03, 2009