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1997 Mercury Cougar, HO2S Waveform
This vehicle would only miss when the torque converter was locked-up and the load was high. The 2 waveforms are Bank 1 and Bank 2 front O2 sensors. The blue waveform shows severe hash. This helped me determine which side of the engine the problem existed on. T...
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| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Bad |
Vehicle Data
1997 Mercury Cougar XR-7 4.6L
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed AutomaticTransmission (Electronic) |
| Delivery | Fuel Injection |
| Subsystem | ECM/Inputs/Outputs |
| Component | |
| Condition | Known Bad |