Retrofit wiring harness. - AZ82.70-P-0001-04T

Prepare portable cellular telephone wiring harness (2) as shown in figure

Fig 1: Preparing Portable Cellular Telephone Wiring Harness
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Attach control module FSE (3) to CTEL wiring harness (2) and stick control module behind glove box using 2-sided adhesive tape as illustrated.

Fig 2: Attaching Control Module FSE To CTEL Wiring Harness
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Uncover tied-back antenna line (ANT) and connection (VDA) to right A-pillar and route beneath glove box. Attach connector (VDA) to CTEL wiring harness.

Fig 3: Identifying Tied-Back Antenna Line And Connection On Right A-Pillar
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Attach CTEL (1) holder cable to wiring harness (2). Also attach CTEL (1) holder antenna cable.
Route cable behind right air duct (arrow) and fix in place using adhesive felt.

Fig 4: Routing CTEL Holder Cable
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
After installing telephone console (12) attach CTEL holder (1) and lead helix cable out along underside of telephone console (arrow).

Fig 5: Identifying CTEL Holder, Telephone Console & Helix Cable
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.