× 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

P1634 Diagnostic Trouble Code Discussion for January 2012

TCM Internal - Internal Watchdog 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 P1634
Help Request Posted
2003 BMW 330i 3.0L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: WBAEV53463
P1634: Throttle Valve Spring Test - Test failed. ... headscratcher here. This vehicle came in with no throttle response, and codes P1632, p1634. After checking all of the wiring to/from the throttle, the throttle itself and also checking the pedal position sensor values thoroughly, we sold the customer a new...
January 04, 2012