Read Dtc - Launch X-431 V+ User Manual

LAUNCH
3). Tap "Engine", the system will jump to the function menu.

4.5.1 Read DTC

This function displays the detailed information of DTC records retrieved from the
vehicle's control system.
Tap "Read DTC" in function menu, the screen will display the diagnostic result.
Note: Retrieving and using DTCs for troubleshooting vehicle operation is only one
part of an overall diagnostic strategy. Never replace a part based only on the DTC
definition. Each DTC has a set of testing procedures, instructions and flow charts that
X-431 V+ User Manual — Vehicle Diagnosis
Fig. 4-28
Fig. 4-29
34