Volkswagen Workshop Service and Repair Manuals

Notes:

• ◆ When retrofitting a CD player it can be used with "BETA" and "GAMMA" radios 10.99▸ (provided the relevant adapter cables are used). Operation via "ALPHA" radio is not possible.
• ◆ When retrofitting the CD player it is absolutely necessary to recode the radio functions for the GAMMA radio.

Special tools, testers, measuring units and auxiliary items required

• ◆ 3316 Releasing tool

The radio release tool 3316 consists of two identical parts.

Removing:

• ‒ Before removing the CD player remove radio unit .
• ‒ Slide radio release tool 3316 into the release slots until they locate.
• ‒ → Pull CD player out of the dash panel using the grip rings of the release tools.

Notes:

• ◆ When doing this the radio release tool 3316 must not be pushed to the side or tilted.
• ◆ To remove the release tools the locating lugs on the side of the CD player must be pressed inwards.

Installing:

• ‒ Connect plug to CD player.
• ‒ Slide CD player level into the dash panel, until it locates in the assembly frame.
• ‒ Connect plugs to radio.
• ‒ Slide radio level into the dash panel until it locates in the assembly frame.

Contact assignment of CD player sockets

→ Multi-pin connector "A"

The multi-pin connection "A" is identical to the multi-pin connection I, part 3, blue on "BETA" radios

•      13 -     CD changer, DATA IN
•      14 -     CD changer, DATA OUT
•      15 -     CD changer, CLOCK
•      16 -     CD changer, terminal 30 voltage supply (+)
•      17 -     CD changer, control signal
•      18 -     CD changer, left and right channel, earth
•      19 -     CD changer, left channel, CD/L
•      20 -     CD changer, right channel, CD/R

→ Multi-pin connector "B"

•      1 -     CD player, earth, terminal 31
•      2 -     CD player illumination, terminal 58d