× 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
1993 Chevrolet Lumina Euro 3.1L Excessive Emissions, Poor Idle Quality, Hesitation, MIL Lamp on,
Posted to GM Driveability on 3/6/2007 23 Replies

scanner always reads -40 on both temp sensor and mat sensor i tried used computer same results when i ohm the mat and coolant sensors i get an ohm reading with computer connected but when i disconnect i lose all readings which leads me to believe my wiring is ...

23 Replies Received (View Replies)

  Related Documents & Media  1993 Chevrolet Lumina Euro

 
Message Closed w/FIX

car Vehicle Data

1993 Chevrolet Lumina Euro

VIN 2G1WN14TXP
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, MIL Lamp On,

Trouble Codes

15temp signal high
17crank signal shorted
35iac problem
36dis fault extra or missing est pulse
43est module circuit problem
51ecm prom error
Message Closed w/FIX

car Vehicle Data

1993 Chevrolet Lumina Euro

VIN 2G1WN14TXP
Engine3.1 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsExcessive Emissions, Poor Idle Quality, Hesitation, MIL Lamp On,

Trouble Codes

15temp signal high
17crank signal shorted
35iac problem
36dis fault extra or missing est pulse
43est module circuit problem
51ecm prom error