× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2012 Mercedes-Benz C250 1.8L Poor Idle Quality, MIL Lamp on
Posted to European Driveability on 12/6/2022 4 Replies

car starts with no issue but when o2 sensor 1 comes on the car runs terrible and will stall..front o2 is [...] rail pressure will go from 60-70 bar to 90-100 bar..disconnecting front o2 makes the car run smooth but seems down on power but i think that is t...

4 Replies Received (View Replies)

  Related Documents & Media  2012 Mercedes-Benz C250

 
Message Closed

car Vehicle Data

2012 Mercedes-Benz C250

VIN WDDGF4HBXC
Engine1.8 L / 4 cyl / GAS
Trans7-speed Automatic (Electronic)
DeliveryFuel Injection / direct injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P2237Air Fuel Sensor (Bank 1 Sensor 1) I/P Line High Voltage
P2992boost pressure of turbo 1 is to low.signal amplitude less than min amplitude
Message Closed

car Vehicle Data

2012 Mercedes-Benz C250

VIN WDDGF4HBXC
Engine1.8 L / 4 cyl / GAS
Trans7-speed Automatic (Electronic)
DeliveryFuel Injection / direct injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, MIL Lamp On
OccursIdle

Trouble Codes

P2237Air Fuel Sensor (Bank 1 Sensor 1) I/P Line High Voltage
P2992boost pressure of turbo 1 is to low.signal amplitude less than min amplitude