Nissan Micra K13 airbag control unit repair

What is a Nissan Micra K13 airbag control unit?

The Nissan Micra K13 airbag control unit is your vehicle's central safety unit, specifically activating all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of a collision. It continuously monitors the vehicle's sensors, stores relevant crash data, and ensures the proper functioning of the entire airbag system to maximize your safety.

This electronic module is crucial for the passive safety of the Nissan Micra K13, especially for models with the HR12DE engine (approximately 2010-2016). It is designed to react precisely to the intensity of an accident and ensure occupant protection.

Proper functioning of the control unit is essential, as a defect can activate the airbag warning light and prevent the airbags from deploying in an emergency. A professional diagnosis and **Nissan Micra K13 airbag control unit repair** are therefore absolutely necessary.

Why is the Nissan Micra K13 airbag control unit defective?

A Nissan Micra K13 airbag control unit often fails because it stores crash data after an accident, preventing it from being used again, or due to internal electronic errors and age-related wear. Water ingress or overvoltage can also cause failures. A repair is often possible to restore full functionality.

Because an accident has occurred, the control unit often stores so-called "crash data" that cannot be easily erased, thus blocking the system. In this case, the airbag warning light on the dashboard remains permanently illuminated.

Internal electronic components can wear out over time or be damaged by voltage fluctuations. This often leads to unexplained errors or complete device failure.

Sometimes external factors such as moisture or corrosion at the connectors are responsible for a defect. A precise diagnosis in the workshop is important to determine the exact cause and perform a professional **Nissan Micra K13 airbag control unit repair**.

Common error codes for Nissan Micra K13 airbag control unit repair

In the **Nissan Micra K13 airbag control unit repair**, typical error codes such as B1059, B1049, and B1139 are indicators of problems with the control unit itself. These codes indicate internal defects, blocked functions, or communication failures that require immediate repair or replacement to ensure vehicle safety.

• B1059 → Means "Control unit defective" or "Airbag control unit error" → The cause is often an internal defect or stored crash data.
• B1049 → Means "Control unit is blocked" or "no communication with control unit possible" → The cause is often an internal blockage, although the power supply and lines may be intact.
• B1139 → Means "Control unit defective" → The cause is a general internal hardware error, especially in the Nissan Micra K13 context.

What part numbers are available for the Nissan Micra K13 airbag control unit repair?

Various OEM part numbers are relevant for the **Nissan Micra K13 airbag control unit repair**, including the Nissan numbers 988201HH1A and 988201HH1B as well as the Nissan/Bosch number 98820BC500, often in conjunction with Bosch's own number 0 285 001 853. These numbers are crucial for identifying the correct replacement part for your vehicle and ensuring a smooth replacement.

• Nissan 988201HH1A: One of the main OEM part numbers directly from Nissan, specifically for the Micra K13 and compatible with the HR12DE engine. This number is often required for Nissan Micra K13 airbag control unit repairs.
• Nissan 988201HH1B: Another genuine Nissan part number that has also been validated for the Micra K13 airbag control unit. If the part is defective, ensure it is an exact match to your old part for a successful Nissan Micra K13 airbag control unit repair.
• Nissan 98820BC500 (Bosch 0 285 001 853): This control unit is manufactured by Bosch as an OEM supplier for Nissan. Bosch's proprietary number, 0 285 001 853, is directly related to the Nissan number 98820BC500 and is also a common model for the Micra K13.

The exact part number of your defective control unit is crucial for a successful Nissan Micra K13 airbag control unit repair. Always compare it with your vehicle's vehicle identification number (VIN) to avoid errors during replacement.

Professional workshops can help you diagnose and install the airbag system to restore safety. A professional Nissan Micra K13 airbag control unit repair is always preferable to purchasing an unknown used part.