Diagnostic Method
Judge as NG when the following conditions are established.
Judgment1: Instruction check (a)
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value |
|---|---|
| Instruction value | Different from expected value |
Judgment1: Instruction check (b)
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value |
|---|---|
| Calculated result from CPU and FPU | Different from expected value |
Judgment2: Soft flow check
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value |
|---|---|
| Process flow result | The result and expected value do not match. |
Judgment3: Soft monitor check
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value |
|---|---|
| High integrated IC motor continuity cut demand | Exist |
Judgment4: If the output IC operation is abnormal
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value |
|---|---|
| Communication between output driver ICs | Communication failure |
Judgment5: CAN register check
JUDGMENT VALUE SPECIFICATION
| Malfunction Criteria | Threshold Value |
|---|---|
| Writing value to CAN register | ? Read out value |
Time needed for diagnosis:
Judgment1 - (a): 2time(s)
Judgment1 - (b): 512ms
Judgment2: 504ms
Judgment3: 48ms
Judgment4: 2500ms
Judgment5: Less than 1 s
Malfunction indicator light illumination: Illuminates as soon as a malfunction occurs.