
1997 Mercedes-Benz S420 4.2L MIL Lamp on
I need some help on a crazy oxygen sensor car. It has been to 2 dealers and here for rear oxygen sensor codes. oxygen sensors have been replaced by both dealers and by us, with bosch and oem parts, problem still returns. All wiring has been checked, for ground...
FIX posted 7/19/2012
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Message Closed w/FIX
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VIN | WDBGA43G5V |
Engine | 4.2 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction |
P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction |
P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction |
Message Closed w/FIX
Vehicle Data
1997 Mercedes-Benz S420
VIN | WDBGA43G5V |
Engine | 4.2 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0141 | Heated Oxygen Sensor (Bank 1 Sensor 2) Heater Circuit Malfunction |
P0156 | Heated Oxygen Sensor (Bank 2 Sensor 2) Circuit Malfunction |
P0161 | Heated Oxygen Sensor (Bank 2 Sensor 2) Heater Circuit Malfunction |