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1998 Chevrolet C1500 Cheyenne, Ignition - Secondary Waveform
This is a snap throttle test. Notice how the KVs come down after the first 3 events. That is because the nose dives as soon as the throttle is nailed. Then it shortly will recover, but after the scope makes its capture.
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| VIN | 1GCEC14W2W |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Ignition |
| Component | |
| Condition | Known Good |
Vehicle Data
1998 Chevrolet C1500 Cheyenne 4.3L
| VIN | 1GCEC14W2W |
| Engine | 4.3 L / 6 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Ignition |
| Component | |
| Condition | Known Good |
Video