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Why does the BMW N55 report an electronic throttle valve fault?

1 Answers
JosiahMarie
09/04/25 7:41am
BMW N55 reports an electronic throttle valve fault because the system causes the engine not to start. Fault reasons: Poor DME software application. As a result, when the engine stalls, the electronic throttle control system may occasionally get stuck at the lower limit position. Handling measures: Since the operation should follow ISTAABL, and ABL is automatically generated by the fault code. The ABL integrates steps such as VVT system running-in, mechanical resistance self-assessment, and limit position learning. It must be completed patiently. Incomplete execution of ABL will lead to repeated repairs.
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What is the difference between dual-core and single-core car refrigerators?

There are the following differences between dual-core and single-core car refrigerators: 1. Different systems. Refrigerators generally do not have a distinction between single-core and dual-core, but rather single-cycle and multi-cycle systems. 2. Different functions. A single-cycle system makes the freezer controlled by the refrigerator compartment, and the compressor works when there is a temperature difference; a dual-cycle system has an additional solenoid valve inside, separating the refrigerator and freezer compartments. 3. Different power consumption. The dual-cycle system is more energy-efficient, quieter, provides more precise temperature control, and offers higher freezing power compared to the single-cycle system. Below is an introduction to car refrigerators. 1. Definition. A car refrigerator refers to a portable cooling cabinet that can be carried in a car. There are mainly two types of car refrigerators on the market: one is a semiconductor car refrigerator, which works based on electronic chip cooling; the other is a compressor car refrigerator, which uses traditional compressor technology, with a lower cooling temperature of -18°C to 10°C. It has high cooling efficiency, can make ice and preserve freshness, and has a larger volume. 2. Cycle systems. Cycle systems are divided into refrigeration cycles and airflow cycles. The refrigeration cycle refers to the circulation of refrigerant, generally referring to compressor refrigerators; the airflow cycle refers to the circulation of air, generally referring to air-cooled refrigerators.
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What is the displacement of the N55 engine?

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Here are the methods to handle emergency situations while driving: 1. Sudden tire blowout: If the front tire suddenly blows out while driving, the car will immediately veer to the side of the blown tire. At this point, use both hands to control the steering direction with full effort, release the accelerator pedal to ensure the vehicle slowly moves to the roadside, decelerates smoothly, and utilizes the engine's drag resistance to bring it to a stop. 2. Sudden loss of steering control: In case of sudden loss of steering control, immediately downshift to reduce speed, and use the handbrake gently or apply the foot brake intermittently (pump braking) to bring the car to a stop as quickly as possible. When using the foot brake, avoid excessive force to prevent skidding and causing greater danger. Meanwhile, regardless of whether the steering system is effective or not, try to steer the wheel towards the roadside or natural obstacles like trees to safely pull over and escape the danger.
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What engine does the Skoda Karoq have?

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