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1997 Pontiac Firefly, Injector Waveform
Here I have a 2 ohm 100 watt resistor in place of the vehicles defective power resistor What we see is the effects of resistance in the circuit. Which is by design there to limit current within the pcm driver.
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| Engine | 1.3 L / 4 cyl / GAS |
| Trans | 3-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
Vehicle Data
1997 Pontiac Firefly 1.3L
| Engine | 1.3 L / 4 cyl / GAS |
| Trans | 3-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Good |
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