× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0638 Diagnostic Trouble Code Discussion for October 2008

Throttle Actuator Control Range/Performance


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 P0638
Help Request Posted
2000 Volkswagen Jetta GL 2.0L Cuts out, MIL Lamp on VIN: WVWSK61J61
P0638: throttle actuator cont range performance B1. ... off. scan and found the following codes listed below. replace the cam & crank sensor. Clear code but check engine light comes on right away. Scan for codes, none found but P0725 (engine speed sensor ckt malfunction) is in pending code. Cant seem to loc...
October 06, 2008