battery replacement MERCEDES-BENZ C-Class 2000 W202 Owner's Manual

Electronic Main Key Remote Control

1. Transmit buttons
2. Lamp for battery check and function control



Checking Batteries:
If one of the transmit buttons is pressed, the function control lamp briefly illuminates - indicating that the batteries
are in order.Change batteries if the function control lamp does not light up briefly.







Changing Batteries:
Move lock (1) in direction of right arrow and slide out mechanical key (2, left arrow). Insert mechanical key (2) in
side opening (3) to open latch. Press briefly (do not use key as lever) to release battery compartment.
Remove mechanical key.
Lift battery compartment (4) slightly in direction of arrow (5) and remove in direction of arrow (6). Change batteries
(7), inserting new ones under contact spring (8) with plus (+) side facing up. Return battery compartment into housing
until locked in place.

Important !
Batteries contain materials that can harm the environment if disposed of improperly. Recycling of batteries is the
preferred method of disposal. For disposal, please follow manufacturer's recommendation on battery package.
Replacement battery: Lithium, type CR 2025 or equivalent.

Synchronizing Remote Control:
The remote control may have to be resynchronized, if the vehicle cannot be locked or unlocked. To synchronize
insert electronic key in steering lock. The remote control should once again be operational.