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2007 Mercedes-Benz E350 3.5L MIL Lamp on
Initially in addition to above codes vehicle was full of undervolt codes. Battery tested bad and [...] for all four heaters comes from front SAM and seems good. Checked wiring for ground command from ecu and appears good as [...] replaced front 02 [...] of...
Summary posted 10/18/2021
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Related Documents & Media | VIN | WDBUF56X07 |
| Engine | 3.5 L / 6 cyl / GAS |
| Trans | 7-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0031 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Low Voltage |
| P0051 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Low Voltage |
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Vehicle Data
2007 Mercedes-Benz E350
| VIN | WDBUF56X07 |
| Engine | 3.5 L / 6 cyl / GAS |
| Trans | 7-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | MIL Lamp On |
Trouble Codes
| P0031 | Heated Oxygen Sensor (Bank 1 Sensor 1) Heater Circuit Low Voltage |
| P0051 | Heated Oxygen Sensor (Bank 2 Sensor 1) Heater Circuit Low Voltage |
Video