Cellular Phone

Mobile Telephone Installation Pre-wiring:

WIRING DIAGRAM

Mobile Telephone Installation Pre-wiring: Component Location:

COMPONENT LOCATION VIEW

Mobile Telephone Installation Pre-wiring: Component ID:

COMPONENT ID
22A Fuse board behind the cover flap in the glove box.
159 Distribution terminal (+15 circuit) in main fuse box behind the glove box.
230 Distribution terminal (+30 circuit) in main fuse box behind the glove box.
375 Mobile telephone connector (4-pin) under the dashboard to the
(H4-3) right behind the radio compartments.

Grounding Points
G8 Grounding point, dashboard, by the left-hand front loudspeaker socket.

DESCRIPTION OF OPERATION
Cars for certain markets are pre-wired for the installation of a mobile telephone, for instance. Current from fuse 20 (+30 circuit) and fuse 13 (+15 circuit) is supplied via a special 4-pin connector, which also has a ground connection.

IMPORTANT: When fitting a mobile telephone, etc., the +15 lead cannot be used as a power supply lead and must only be used for operating relays.

FAULT DIAGNOSIS HINTS
1. Check that fuse 20 is intact and supplied with current.
2. Check that current is supplied to pin 4 of 4-pin connector 372 (H4-3).
3. Check that fuse 13 is intact and supplied with current.
4. Check that current is supplied to pin 1 of 4-pin connector 375 (H4-3).