× 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
1987 Buick LeSabre, CKP Sensor Photo
Posted to the Waveform Library on 10/19/2001

Testing for loss of crank signal (being pulled to ground). I ran this car with 2 WireTaps and one of Phils piercing probes until it would die. Then I would gather waves and load them in my computer and uploaded some to iATN. I finally found the problem!

 

car Vehicle Data

1987 Buick LeSabre Limited 3.8L

VIN 1G4HP5431H
Engine3.8 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle
DeliveryFuel Injection
SubsystemIgnition
Component

car Vehicle Data

1987 Buick LeSabre Limited 3.8L

VIN 1G4HP5431H
Engine3.8 L / 6 cyl / GAS
Trans4-speed AutomaticTransaxle
DeliveryFuel Injection
SubsystemIgnition
Component