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2002 Audi A4, ECM/Inputs/Outputs waveform
Attempting to get an idea of what Bosch LSU wide-band O2 sensors look like on a scope, and proving that I need new cats. I should have scoped the TPS as well, to make this clearer, but the rear O2 (red, ch. 2) drops low almost instantly when the throttle is re...
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| VIN | WAULT68E52 |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 5-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | , |
| Condition | Known Bad |
Vehicle Data
2002 Audi A4 3.0L
| VIN | WAULT68E52 |
| Engine | 3.0 L / 6 cyl / GAS |
| Trans | 5-speed AutomaticTransaxle (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | , |
| Condition | Known Bad |
Video