
2012 Mercedes-Benz E350 3.5L MIL Lamp on
So, I've got this car with the above codes. The problem that I see is that my front O2 sensor values never [...] are stuck at -.02 L&R (slightly rich). If I raise the engine speed to 3000 rpm or so and let off the gas the rear O2 sensors respond by showing...
FIX posted 7/25/2022
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Message Closed w/FIX
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VIN | WDDHF5KB7C |
Engine | 3.5 L / 6 cyl / GAS |
Trans | 7-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P2099 | Downstream Fuel System Rich - HO2S-22 (Bank 2 Sensor 2) |
P2198 | Fuel Quantity Solenoid Circuit Short To Voltage |
Message Closed w/FIX
Vehicle Data
2012 Mercedes-Benz E350
VIN | WDDHF5KB7C |
Engine | 3.5 L / 6 cyl / GAS |
Trans | 7-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P2099 | Downstream Fuel System Rich - HO2S-22 (Bank 2 Sensor 2) |
P2198 | Fuel Quantity Solenoid Circuit Short To Voltage |