× 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
1990 Mazda B2600, IC Circuit, Ignition - Primary Waveform
Posted to the Waveform Library on 1/22/2003

ECU has lost it. It was doing similar things with injection. This image was captured KOEO. At one point, the IC was high and coil was on... it got kinda warm :-o

 

car Vehicle Data

1990 Mazda B2600 2.6L

VIN JM2UF6142L
Engine2.6 L / 4 cyl / GAS
Trans5-speed StandardTransmission
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionKnown Bad

car Vehicle Data

1990 Mazda B2600 2.6L

VIN JM2UF6142L
Engine2.6 L / 4 cyl / GAS
Trans5-speed StandardTransmission
DeliveryFuel Injection
SubsystemIgnition
Component,
ConditionKnown Bad