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1997 Ford F-150 Lariat 4.6L MIL Lamp on
came in with codes p0420 & p0430 no action on scan tool for either rear sensor (flat line) both have 12 volts coming to them. so i replaced both sensors and still no response. what am i overlooking here? i'm covered up with work so probably something staring b...
FIX posted 3/13/2006
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Message Closed w/FIX
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Related Documents & Media | VIN | 1FTDX18W3V |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
Message Closed w/FIX
Vehicle Data
1997 Ford F-150 Lariat
| VIN | 1FTDX18W3V |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
Video