× 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
1981 Cadillac Eldo, Ignition - Secondary Waveform
Posted to the Waveform Library on 3/13/1999

Ignition and vacuum test. Flat camshaft #5 and #6

1-8-4-3-6-5-7-2 Firing order

6-5-7-2-1-8-4-3 Vac. order

Vacuum testing provides a quick volumetric efficiency test. Use Scope Channel and EMS Vacuum Transducer connected at the brake booster hose.

Crank...

 

car Vehicle Data

1981 Cadillac Eldo 4.1L

Engine4.1 L / 8 cyl
SubsystemIgnition
Component
ConditionKnown Bad

car Vehicle Data

1981 Cadillac Eldo 4.1L

Engine4.1 L / 8 cyl
SubsystemIgnition
Component
ConditionKnown Bad