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1995 Mercedes-Benz S420 4.2L Excessive Emissions, MIL Lamp on
MB specialists, please help. This Benz came in a couple of weeks ago with the CEL on and the codes listed stored. We hooked up directly to the O2 to watch it's performance. It was sluggish but had enough range and the system was switching properly, so we insta...
FIX posted 10/19/2005
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Message Closed w/FIX
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Related Documents & Media | VIN | WDBGA43EOS |
| Engine | 4.2 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / LH module 021 545 71 32 |
| Emissions | Not OBD-II Compliant |
| Symptoms | Excessive Emissions, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 1H | |
| 21 | O2S1 open/short circuit |
| 3 | Lambda Controll Inoperative |
| DM |
Message Closed w/FIX
Vehicle Data
1995 Mercedes-Benz S420
| VIN | WDBGA43EOS |
| Engine | 4.2 L / 8 cyl / GAS |
| Trans | 4-speed Automatic |
| Delivery | FI / LH module 021 545 71 32 |
| Emissions | Not OBD-II Compliant |
| Symptoms | Excessive Emissions, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| 1H | |
| 21 | O2S1 open/short circuit |
| 3 | Lambda Controll Inoperative |
| DM |
Video