276 589 00 63 00 4-pin adapter cable - WS07.00-P-0150B

ENGINE 157, 276, 278 

FG 07/Set B 

Use: 

Adapter cable, 4-pin, for checking the ignition coil module.

Fig 1: Identifying 4-Pin Adapter Cable (276 589 00 63 00)

Courtesy of MERCEDES-BENZ USA