2C7B - P0139

-

2020 BMW 128i Coupe (E82) L6-3.0L (N51) Diagnostic Trouble Codes ( DTC ): Service instruction



none









2C7B



2C7B - P0139







Information saved in



DME









Fault code



2C7B - P0139









Fault text



Oxygen sensor behind catalytic converter, signal









Fault description



O2 Sensor Circuit Slow Response (Bank 1 Sensor 2)









Condition for fault identification



Test condition:





O2 sensor behind catalytic converter voltage too high with overrun injection deactivation active; signal sticks at rich Terminal condition: Terminal 15, engine on





Voltage condition: none









Condition for fault memory entry



Voltage > 0.2 V









Action in service



Check wiring



Check plugs



Measure wire resistance against positive and ground



Replace Bank 1 downstream (post-cat) O2 sensor







Fault effect and breakdown warning







Driver information Warning light: none

Comments

Post a Comment

Popular posts from this blog

P179D The redundancy system for DIRECT SELECT was activated. There is a signal above the permissible limit value.

-
P179D The redundancy system for DIRECT SELECT was activated. There is a signal above the permissible limit value.2010 Mercedes Benz E 63 AMG Sedan (212.077) V8­6.3L (156.985) Copyright ? 2013, ALLDATA 10.52SS Page 978 Possible cause: ­ A80 (Intelligent servo module for DIRECT SELECT) Affected functions: ­ Drive position selection ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ Test 1: Remedial action if control unit is faulty 'A80 (Intelligent servo module for DIRECT SELECT)' 1. Remedial action if control unit is faulty 'A80 (Intelligent servo module for DIRECT SELECT)' Operation number of operation texts and work units or standard texts and flat rates:27­0641Possible cause and remedy ­ Internal fault in control unit ­ Replace component A80 (Intelligent servo module for DIRECT SELECT). Additional measures ­ ­ Perform initial startup. Continue with button "F2" Initial startup The following procedure will guide you through all steps requ...
Read more

Dremel 4300-9/64 Versatile Corded Rotary Tool Kit with Flex Shaft and Hard Storage Case, High Power & Performance, Variable Speed- Engraver, Etcher, Sander, and Polisher, Ultimate Gift for the DIYER

-
Image
  The Dremel 4300-9/64 is a versatile corded rotary tool kit designed for a wide range of applications, making it an excellent choice for DIY enthusiasts and professionals alike. Here’s an overview of its key features: ### Key Features 1. **Power and Performance**:    - **High Power Motor**: The 4300 features a powerful motor that provides efficient performance for various tasks, including engraving, etching, sanding, and polishing. 2. **Variable Speed**:    - **Adjustable RPM**: Offers a variable speed range (typically 5,000 to 35,000 RPM) for precise control, allowing you to match the speed to the material and task at hand. 3. **Flex Shaft Attachment**:    - **Enhanced Maneuverability**: The included flex shaft allows for more intricate work in tight spaces and provides a comfortable grip for detailed projects. 4. **Comprehensive Accessory Kit**:    - **Versatile Attachments**: Comes with a variety of attachments and accessories, including ...
Read more

The BMW M5 Sedan & M5 Touring with BMW M Performance Parts.

-
Image
 BMW (Benz-Wesbach) is a well-known and respected luxury brand in the European automotive market, particularly for sports cars like the M5. However, unlike some other car manufacturers, BMW has not primarily focused on its formula racing or sport engineering heritage. Instead, the BMW M series has been a strong seller due to their sportiness, reliability, and aesthetic appeal. If you're referring to BMW's M5 sedan **and touring variant** with performance parts, here are some key points to consider: 1. **Performance Improvement**:     - BMW’s sports cars, including the M5 models, have improved over previous iterations. The 3.0 liter straight-6 power plant in the M5 has seen improvements like a new torque vectoring system and increased engine robustness. These upgrades can enhance acceleration and cornering stability compared to older versions of the car. 2. **Eco-Friendly Parts**:    - BMW is known for introducing eco-friendly components, particularly in veh...
Read more