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1991 Chevrolet K1500 Sport, Fuel Supply Waveform
This vehicle had an intermittent stall. Supply voltage should be constant to the injector, only the control side should be pulled down. The first injection pulse is okay, but the the second and third in this screenshot it can be seen that the supply voltage is...
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| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Fuel Supply |
| Component | |
| Condition | Known Bad |
Vehicle Data
1991 Chevrolet K1500 Sport 5.7L
| Engine | 5.7 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | Fuel Supply |
| Component | |
| Condition | Known Bad |
Video