Operation CHARM: Car repair manuals for everyone.

Procedures






Telematics Service Mode, Activating/Deactivating

CAUTION!
Telephone/Telematics Control Module (J526) must be put in service mode before disconnecting Battery (A).

If this is not done, the Emergency Battery (Telematics) (A16) in Telephone/Telematics Control Module (J526) is discharged.

Service mode, activating

- Switch Telematics on.

- Press button sequence "#4610#" on the Telephone Handset (R37).

- Confirm entry by pressing Navi button on Telephone Handset (R37).

Shown on display:





Service mode is activated, Battery (A) can be disconnected.

Service mode, deactivating

The Battery (A) is connected.

Telematics is switched on.

Shown on display:





- Press the Navi button on the Telephone Handset (R37).

Service mode is deactivated.