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2003 Dodge Ram 1500 SLT 4.7L MIL Lamp on
I guess one of my biggest problems is Mitchell has no info
on these 2 codes. Can someone kinda give me a clue of where
to start. Is this usually a convertor fault or o2 sensor
fault?
FIX posted 4/2/2012
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Message Closed w/FIX
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Related Documents & Media | VIN | 1D7HU18N23 |
| Engine | 4.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0421 | Catalytic Converter Efficiency (Bank 1) |
| P0431 | Catalyst Efficiency Below Normal (Bank 2) |
Message Closed w/FIX
Vehicle Data
2003 Dodge Ram 1500 SLT
| VIN | 1D7HU18N23 |
| Engine | 4.7 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0421 | Catalytic Converter Efficiency (Bank 1) |
| P0431 | Catalyst Efficiency Below Normal (Bank 2) |
Video