× 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
1999 Ford Explorer, CKP Sensor Waveform
Posted to the Waveform Library on 9/22/2002

This is a before and after repair of a Ford CKP sensor. The bad waveform (red) was captured when the Ford was running. The bad sensor caused an intermittent no start. During the no start the scope measured a flat line voltage of +2.5 volts while cranking. Both...

 

car Vehicle Data

1999 Ford Explorer XL 4.0L

VIN 1FMZU34EXX
Engine4.0 L / 6 cyl / GAS
Trans5-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Good

car Vehicle Data

1999 Ford Explorer XL 4.0L

VIN 1FMZU34EXX
Engine4.0 L / 6 cyl / GAS
Trans5-speed AutomaticTransmission (Electronic)
DeliveryFuel Injection
SubsystemECM/Inputs/Outputs
Component
ConditionKnown Good