Operation CHARM: Car repair manuals for everyone.

Clearing Diagnostic Trouble Codes




NOTE: If the DTC memory cannot be erased, check DTC memory again and repair malfunctions.


Requirements
- DTC memory checked. Reading Diagnostic Trouble Codes
- All malfunctions repaired

After DTC memory has been successfully checked:

Indicated on display


Rapid data transfer HELP
Select function XX



- Press buttons -0- and -5- to select "Erase DTC Memory" function 05.

Indicated on display


Rapid data transfer Q
05 Erase DTC Memory



- Press -Q- button to confirm input

Indicated on display


Rapid data transfer ->
DTC Memory is erased



DTC memory is now erased.
- Press -> button.

Indicated on display


Rapid data transfer HELP
Select function XX



NOTES:
- This message indicates an error in the test sequence:


Attention!
DTC Memory not interrogated



- This message indicates an error in the test sequence:


Rapid data transfer ->
DTC Memory not interrogated



- Observe the test sequence exactly: first check DTC memory, if necessary repair malfunctions then erase.