Function Analysis
Step 3 of 7 - AIAG-VDA FMEA
Component Function Definition
| Component | Function ID | Function Type | Function Description | Requirements | Status | Actions |
|---|---|---|---|---|---|---|
|
Master Cylinder
COMP-1011
|
FUNC-1011-01 | Output | Convert mechanical force to hydraulic pressure | Pressure output: 1500-2000 psi under normal braking conditions | Defined |
|
|
Master Cylinder
COMP-1011
|
FUNC-1011-02 | Input | Receive brake fluid from reservoir | Fluid intake rate: 10-15 ml/s during rapid brake application | Defined |
|
|
Master Cylinder
COMP-1011
|
FUNC-1011-03 | Internal | Maintain pressure seal integrity | Zero leakage under operating conditions up to 2500 psi | In Review |
|
|
Brake Lines
COMP-1012
|
FUNC-1012-01 | Input | Receive hydraulic pressure from master cylinder | Pressure intake: 1500-2000 psi under normal braking conditions | Defined |
|
|
Brake Fluid Reservoir
COMP-1013
|
FUNC-1013-01 | Output | Supply brake fluid to master cylinder | Fluid capacity: 250ml minimum, fluid supply rate: 15 ml/s | Draft |
|
Function Flow Diagram
Visualize the functional relationships between components in the braking system.
Function Flow Tips
The function flow diagram shows how components interact with each other through their functions. Use this to identify critical functional interfaces.
Function Classification
Classify functions based on their importance and criticality to the system.
Critical Functions
- Convert mechanical force to hydraulic pressure
- Maintain pressure seal integrity
Significant Functions
- Receive hydraulic pressure from master cylinder
- Supply brake fluid to master cylinder
Standard Functions
- Receive brake fluid from reservoir
Function Details
Master Cylinder
COMP-1011
Function ID:
FUNC-1011-01
Function Properties
Related Functions
FUNC-1012-01
Brake Lines - Receive hydraulic pressure
FUNC-1011-03
Master Cylinder - Maintain pressure seal
Notes
AIAG-VDA FMEA Process
3
Step 3: Function Analysis
Define functions of components and system
4
Step 4: Failure Analysis
Identify potential failure modes and effects
5
Step 5: Risk Analysis
Evaluate severity, occurrence, and detection
6
Step 6: Optimization
Define actions to reduce risk
7
Step 7: Documentation
Document results and prepare final report