Модуль управления автопарком FAW: 5 Существенный, Представлены мощные логические функции

Добро пожаловать на этот углубленный технический анализ Модуль управления автопарком FAW (ФММ). This component is the dedicated business and logistics “мозг” для FAW Jiefang CA4251P66K24T1A3E5 6×4 дизельный полуприцеп тягач. It is a specialized Electronic Control Unit (Экю) that operates at a higher level than a standard telematics box. Его “логика” is to acquire raw vehicle data and transform it into actionable business intelligence.

The Модуль управления автопарком FAW (Артикул: 7925070-91W-C00) is the key to unlocking advanced logistical control. While a standard telematics unit (like a T-Box) simply reports *what* is happening (GPS location, скорость), this FMM is designed to analyze *how* it’s happening. It builds driver profiles, creates automated maintenance alerts, and enforces company-specific rules (like geofencing).

This expert guide is an essential resource for fleet operators and technicians. This assembly is simple, consisting of only two component types. We will deconstruct the powerful “5-in-1” logic of the main ‘Fleet management module assy’ сам, identifying it as the primary Minimum Serviceable Unit (МГУ). We will also analyze the critical ‘Combination nut’ (CQ32206) used to ensure its reliability.

МГУ 1: The “Business Logic” of the FMM (7925070-91W-C00)

Этот компонент является “дольше” and most complex part of the assembly. The ‘Fleet management module assy’ является запечатанным, “черный ящик” computer and the primary Minimum Serviceable Unit (МГУ). Он не подлежит ремонту в полевых условиях; if it fails, the entire module is replaced.

This FMM’s “логика” can be deconstructed into five powerful functions that go far beyond simple tracking, providing a true return on investment (ROI) for the fleet owner.

1. Logic One: CAN Bus Data Acquisition (The “Listener”)

The FMM is connected directly to the truck’s J1939 CAN bus. Это “firehose” of raw data. The module’s first logic is to “listen” to this data stream and extract the key performance indicators (KPIs) that a fleet manager needs, including Vehicle Speed, Engine RPM, Engine Hours, Odometer reading, Fuel Level, Положение педали акселератора, and all Diagnostic Trouble Codes (DTCs).

2. Logic Two: Driver Behavior Scoring (The “Analyst”)

This is the FMM’s most powerful “логика.” It doesn’t just *report* the data; it *analyzes* it in real-time. It is programmed with fleet-specific parameters to build a “Driver Scorecard.”

It actively logs and flags negative events:

• Harsh Events: It flags hard braking, rapid acceleration, and high-G cornering.
• Speeding: It compares CAN bus speed against GPS-based speed limits and logs every violation.
• Idling: It logs all “key-on, engine-on, wheel-speed-zero” events, identifying fuel-wasting excessive idle time.
• Policy Violations: It can be programmed to flag seatbelt unbuckled while in motion or over-revving the engine.

3. Logic Three: Geofencing & Custom Alerts (The “Enforcer”)

The Модуль управления автопарком FAW stores a list of “geofences”—virtual boundaries set by the manager. The “логика” is to trigger an instant alert when the truck (tracked via its GPS connection) crosses one of these boundaries.

This allows for powerful automation:

• Customer Service: Automatically send an “Arrived at Customer” alert.
• Безопасность: Send an “After-Hours Unauthorized Use” alert if the truck leaves the depot.
• Согласие: Log all time spent within a “Restricted Zone.”

4. Logic Four: Proactive Maintenance (The “Mechanic”)

This logic function saves fleets millions in downtime. The FMM tracks Engine Hours and Odometer data. The service manager can program maintenance intervals (НАПРИМЕР., “Oil Change every 20,000 км,” “Grease every 500 Engine Hours”). The FMM will automatically send a “Service A Due in 1,000 км” alert to the manager, allowing them to schedule service *before* it’s overdue. It also instantly transmits DTCs (коды неисправностей) от двигателя, turning unscheduled breakdowns into scheduled repairs.

5. Logic Five: Data Integration (The “Центр”)

The Модуль управления автопарком FAW acts as the high-level “hub” that makes sense of all the other data. It is designed to work *with* the other telematics systems. It takes the HOS logs from the ‘Tachograph’ (7914010-61Б) and the event footage from the ‘Video Surveillance System’ (7917050-84р). When a “Harsh Braking” event is logged, this module’s “логика” can automatically request the video file and the driver’s HOS status for that *exact* moment, presenting a complete, unified incident report to the manager.

МГУ 2: Застежка “Логика” – ‘Combination nut’ (CQ32206)

The second component type is the ‘Combination nut’ (CQ32206). В списке запчастей указано два (2) из этих, which are the final MSUs for this assembly.

Монтаж логики: Использование “орех” (螺母) instead of a “винт” (螺钉) is a key detail. Этот “логика” implies that the Модуль управления автопарком FAW itself is designed with two fixed, threaded *studs* that pass through its mounting bracket. This design is superior for a “blind” установка, as the technician doesn’t need to align a screw; they simply push the module’s studs through the holes and secure it from the front with these nuts.

Комбинированная логика: The “Комбинация” (комбинация) designation is the most critical feature. This nut has a captive (pre-attached and non-removable) serrated lock washer.

This washer’s “логика” is vibration resistance. A sensitive ECU like an FMM cannot be allowed to vibrate; doing so will damage its internal solder joints and loosen its connectors. Стандартная гайка *будет* ослабевать.. The combination nut’s serrated lock washer bites into the mounting bracket, creating constant tension and ensuring the nut cannot back off. This guarantees two things:

• The module remains physically secure.
• The module’s electrical ground (often provided via its mounting studs) remains perfect, предотвращение “ghost” data errors.

FAW Fleet Management Module Parts List

В следующей таблице представлена ​​полная, подробная разбивка всех 2 типы компонентов, указанные в Модуль управления автопарком FAW схема трактора FAW CA4251P66K24T1A3E5.

Технические характеристики и контекст сборки

Технические характеристики Модуль управления автопарком FAW are defined by its function as a high-level data processor for business and logistics. Это “черный ящик” MSU that translates raw vehicle data into actionable fleet intelligence.