Checking batteries for infrared remote control key - AR80.30-P-4205CA

MODEL 124, 129, 140, 202 with CODE (880a) Infrared remote central locking

MODEL 124 with CODE (885) Infrared remote central locking with immobilizer

MODEL 124 as of 1.3.96

MODEL 129, 140, 202 as of 1.12.94 up to 31.5.97

MODEL 210 up to 28.2.97

Fig 1: Identifying Transmitter Window And Push-Button

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

1	Press push-button (b) > 1 second	LED in transmitter window (a) should come on momentarily if necessary ↓
		Replace batteries for infrared remote control key	AR80.30-P-4210CA