× 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

P1631 Diagnostic Trouble Code Discussion for June 2009

Theft Deterrent - Start Enable Signal Not Correct

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 P1631
Help Request Posted
1999 Volvo V70 X/C AWD 2.4L MIL Lamp on VIN: YV1LZ56DXX
hi iatn members, ihave this volvo here that i don't have alot of information on the codes listed. the guages don't work and the ets light is on and the car runs rough. just wondering if these could all be related to the same component or if this is something c...
June 01, 2009
2001 Jaguar XKR 4.0L Cuts out, MIL Lamp on VIN: SAJAC41N31
P1631: throttle motor power relay coil activation circuit failure. ... intermittent cutting out, going into limp home fault. mil on, code p1631 recorded, throttle motor relay circuit failure, relay located and replaced, however fault re-occurred, wiring diagram indicates that concerned ecm terminal is ground for relay and oth...
June 16, 2009
1999 GMC C3500 Sierra SL 6.5L No Start VIN: 1GDKC34FEX
P1631: Theft Deterrent - Start Enable Signal Not Correct. ... into shop with engine knocking so we replaced it with a known good one. exept the darn thing won t start. new crank sensor ,we switched injector control module ,even put in the pump from the other engine. i have 5 volt reference , good ground and good sign...
June 30, 2009