Land Rover Discovery 99my To 03my Electrical Library 3rd Edition Rover Manual

DESCRIPTION AND OPERATION
4.160DISCOVERY SERIES II
For the RH front door low range speaker the power amplifier supplies a positive output on a 
KG wire to connector interface C0459-3/C0744-3, then on a BK wire from the interface to 
the speaker. The negative output from the RH front door low range speaker returns on a BR 
wire to connector interface C0459-4/C0744-4, then on a KR wire to the power amplifier.
LH front speakers
The positive output from the head unit is connected by a BW wire to connector...

DESCRIPTION AND OPERATION
DISCOVERY SERIES II 4.161
Tail door speakers
The power amplifier is connected to tail door low range speaker 1 on a KB wire. From tail 
door low range speaker 1 the connection returns on an RB wire to the power amplifier.
The power amplifier is connected to tail door low range speaker 2 on an NB wire. From tail 
door low range speaker 2 the connection returns on a WB wire to the power amplifier. 

DESCRIPTION AND OPERATION
4.162DISCOVERY SERIES II
TRAILER SOCKET
DESCRIPTION
General
The 7 pin trailer socket is mounted on the rear bumper to provide power feeds for the exterior 
lighting of a trailer or caravan. Refer to Description and Operation of individual exterior 
lighting circuits for trailer socket details. 

DESCRIPTION AND OPERATION
DISCOVERY SERIES II 4.163
PARK DISTANCE CONTROL (PDC)
DESCRIPTION
General
Park Distance Control (PDC) provides an audible warning to the driver when any obstacles 
are in the path of the vehicle during reverse parking manoeuvres. The system consists of 
four ultrasonic sensors mounted in the rear bumper, an ECU a PDC switch, and a sounder.
For detailed information on PDC, refer to the Driving Aids section of the Workshop manual.
OPERATION
PDC Operation
Circuit supply
A feed from...

DESCRIPTION AND OPERATION
4.164DISCOVERY SERIES II
PDC Switch
The PDC switch is used to switch off PDC if a trailer is attached.
The PDC ECU provides a feed to the PDC switch on an RS wire. When the switch is 
pressed, the contacts close momentarily and a signal is returned to the PDC ECU on an S 
wire. When the PDC ECU registers this signal, it will deactivate PDC.
Reverse Gear
When reverse gear is selected, current from fuse 25 flows across the reverse lamp switch 
(manual vehicles only) or the...

CONNECTOR
DISCOVERY SERIES II 5.1
CONN ECTORCIRCUIT REFERENCE NUMBERS
CONNECTOR APPLICABILITY
General
The following table lists the circuit reference numbers against a description of the model or 
feature to which they apply.
This information should be used in conjunction with the connector pin-out tables on the 
following pages to determine the wire configuration of the vehicle being worked on.
Cct Model or Feature
1 All vehicles
2Td5
3V8
4 Td5 with EAT
5 V8 with EAT
6 V8 with EAT and cruise control
7...

CONNECTOR
5.2DISCOVERY SERIES II
30 All except mid-line audio
31 Satellite navigation
32 Non satellite navigation
33 CD autochanger
34 NAS
35 Japanese specification vehicles only
36 NAS and Japanese specification vehicles only
37 All except NAS
38 German border police vehicles only
39 German border police with HFS
40 Folding door mirrors
41 HFS
42 Heated seats
43 Electric seats
44 RH window lift
45 LH window lift
46 Headlamp levelling
47 Diff lock
48 Non diff lock
49 Ignition/shift interlock
50...

CONNECTOR DETAILSC0003
DISCOVERY SERIES II
CONN ECTOR DE TAILS
DISCOVERY  SERIES  II
C0 003
Description:Horn-LH
Location:Behind the front grille
Colour:BLACK
Gender:Female
C0003
C0220
C0884
P7080
CavColCct
1BALL
2PGALL 

C0004CONNECTOR DETAILS
DISCOVERY SERIES II
C000 4
Description:Horn-RH
Location:Front of vehicle - RH side
Colour:BLACK
Gender:Female
C0004
C0005
P7041
CavColCct
1BALL
2PGALL 

CONNECTOR DETAILSC0005
DISCOVERY SERIES II
C0 005
Description:Motor-Cooling fan-1
Location:Front of vehicle - RH side
Colour:BLACK
Gender:Female
C0004
C0005
P7041
CavColCct
1BN15
2B15