---
active: true
derived: false
header: 'Diagnostic Manager'
level: 1.8
normative: true
reviewed: null
links:
  - SWE-018
  - SWE-019
asil: QM
---

# SWA-008: Diagnostic Manager

## Responsibility

UDS diagnostics per ISO 14229: ReadDTC, ReadDataByIdentifier,
RoutineControl.

## Provided interfaces

```c
Status diag_init(void);
void   diag_handle_request(const uint8_t* data, uint16_t len);
void   diag_set_dtc(uint16_t dtc_id);
```