My OBD2 scanner is showing a pending P0301 code on cylinder one, but the spark plug and coil pack swap didn't move the misfire, so what is the systematic procedure for testing fuel injector pulse width and compression on this direct-injection block?
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My OBD2 scanner is showing a pending P0301 code on cylinder one, but the spark plug and coil pack swap didn't move the misfire, so what is the systematic procedure for testing fuel injector pulse width and compression on this direct-injection block?
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gasoline direct injection injector electrical testing current ramp pulse width compression test cylinder misfire diagnostic procedure Google ↗
Pico automotive GDI injector current waveform pulse width diagnosis compression test relative compression Google ↗
- Gasoline direct injection - injector voltage and current · picoauto.com
- Gasoline direct injection - injector current · staging2026.picoauto.com
- Fuel Injector Current & Voltage Tests · snapon.com
- Compression testing · picoauto.com
- Relative compression (gasoline) · staging2026.picoauto.com
- 19-NA-232 1..16 · static.nhtsa.gov
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| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
gasoline direct injection injector electrical testing current ramp pulse width compression test cylinder misfire diagnostic procedure OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
Pico automotive GDI injector current waveform pulse width diagnosis compression test relative compression OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |