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2001 Pontiac Grand Am SE, ECM/Inputs/Outputs Waveform
2001 Pontiac Grand Am 2.4L - Yellow is PCM voltage to the fuel pump relay coil. Seconds 18-21 shows a KOEO cycle, and seconds 21 and on show KOEC and the engine starting.
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| Engine | 2.4 L / 4 cyl / GAS |
| Trans | 5-speed StandardTransaxle |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | Other |
| Condition | Known Bad |
References
Vehicle Data
2001 Pontiac Grand Am SE 2.4L
| Engine | 2.4 L / 4 cyl / GAS |
| Trans | 5-speed StandardTransaxle |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | Other |
| Condition | Known Bad |
Video