Land Rover Range Rover Etm 1997 99 Gems 6th Edition Rover Manual

DIESELA6
CIRCUIT OPERATION4
Main Relay
Located in the ECM (Z132) box, this relay supplies
the power feed to the ECM (Z132). It is controlled via
the Ignition Switch (X274) in position II.
Glow Plug Relay (Z135)
The Glow Plug Relay (Z135) takes a feed directly
from the battery and, on initialisation via the ECM
(Z132), supplies current to each of the six glow plugs
(one per cylinder) to aid cold starting. The glow time
is controlled via the ECM (Z132) which also monitors
the relay and illuminates the glow...

DIESELA6
5CIRCUIT DIAGRAM REV: 07/98
30
F 37
20 AP125a
Engine
Compartment
Fuse Box
[13] A/C
Condenser
Fan 1 Relay
[14] A/C
Condenser
Fan 2 Relay
[15] Ignition
Relay
[18] A/C Control
Relay
[19] Engine
Main
Control
Relay
RL19
[19]
Not used
Shorting Link 5 2
RL15
[15]
5
2
13
RL18
[18]
3
15
4
RL14
[14]
5 C575
Not used 8 C1733 C5754 C176
30
F 26
20 A
8 C575
RL13
[13]
4
Z238
Body Electrical
Control Module
(BECM) 9 C120W
RWHeating and
Ventilation YB
S572
E574
A
A6-6
1 C587
2 C587K229
Solenoid Valve,
Injection...

DIESELA6
6CIRCUIT DIAGRAM
See Ground Dis-
tribution
A
A6-5
See Ground Dis-
tribution
C
A6-7
E574
F 0
80 A
RW
12 C584
1
9
2
8
3
7
4
3
5
2
6
1
S574
1165 C584
S571
E181
41 C572 8
Z132
Engine Control
Module (ECM) P104
BatteryZ135
Glow Plug Timer
Unit
See Power Dis-
tribution
GK1 GK2 GK3 GK4 GK5 GZS DIA 31
P120
Glow PlugsKL30 30ES
BG BP BY BR BWBN
B BR BY BN R
BGK6 

DIESELA6
7CIRCUIT DIAGRAM
30
F 39
10 A
120 

S114
D
A6-8
See Ground Dis-
tributionZ238
Body Electrical
Control Module
(BECM)
C
A6-6
15 C114
D+
NY
S573
C571 C121
25
BN
2 C575 6Z106
Generator
1 C177 52
Shorting Link 2
E167 WO B
2 C172
4 C575
Not used
RL 12
[12] 31
Not used
15
52
RL 16
[16] 31
30
MF2
30 A
Not used
D1
D2D3
1 C5756 C177
NR WR
Starting and
Charging
P125a
Engine Compart-
ment Fuse Box
[12] Fuel Pump
Relay
[16] Starter
Relay 

DIESELA6
8CIRCUIT DIAGRAM
2C114
M [1] [2]
Z134
Fuel Pump Module
[1] Fuel Level Sensor
[2] Fuel Pump
[1] 0
WP
2
3C111
WU
4C110 GBZ238
Body Electrical
Control Module
(BECM)
1
3C110 2
WO
D
A6-7
1C111
X135
Inertia Fuel
Shut±Off Switch
[1] Impact
See Ground Dis-
tribution
E167
10
42
PRZ132
Engine Control
Module (ECM)
27
16GR
Data Link Con-
nector
17C571
C121
KR
LG
K
Data Link Con-
nector
15 C10216
C202
LGR
KR
S2147 C231
S21315
LGR
LGR
X318
Data Link Con-
nector (OBDII)3 C572
G
1 C582
K111
Fuel Shut±Off So-...

DIESELA6
9CIRCUIT DIAGRAM REV: 07/98
E
A6-10
B
A6-5
Z132
Engine Control
Module (ECM)
K196
Fuel Pump
Assembly
[1] Fuel Quan-
tity Solenoid
[2] Fuel Quan-
tity Feed-
back Sensor
[3] Fuel
Temperature
Sensor
[3] [2] [1]RW
7 C586 2 1 6
4 C586 3 5
Z132
Engine Control
Module (ECM)
39 21 35
C572
P RY
1 C591
2 C591X126
Engine Coolant
Temperature
Sensor
53
1 C595
2 C595X311
Intake Air
Temperature
Sensor
52
Y
12B
5S SU UW
2 C5831
X256
Injector 
Needle Lift
Sensor
Z203
Injector Needle
Lift Sensor
Shield
SCR NGS578...

DIESELA6
10CIRCUIT DIAGRAM
Z132
Engine Control
Module (ECM)
Z132
Engine Control
Module (ECM)
E
A6-9
KWS G
NY
YS W SW
6C115LC115R 5 1 2Not used
YS W SW
C571
C121 10 8 9
C572 25 37 33
RHD LHD
+
±00[1] [2]
C115L
C115R
8 4RHD LHD
NG N
C121
C571 7 11
Z204
Engine Speed
Sensor Shield
X255
Engine Speed
Sensor
47
B
C589 1
C589 2
Z204
Engine Speed
Sensor Shield
WUY
54 51
C590 13
C590 2X253
Boost Pressure
Sensor
NG
S577
Partial Y SCR
C572 13
E574 S571
See Ground Dis-
tribution B
X171
Throttle Position
Sensor
[1]...

DIESELA6
11CIRCUIT DIAGRAM
15
F 17
10 A
0
[1]
S104
E252 680 

Z238
Body Electrical
Control Module
(BECM)
YG
30 C117 28 C116R
C116L
11 C114LHD
RHD Z108
Anti±Lock Brake Sys-
tem ECU
Z165
Air Suspension
ECU
13 C112
Y5
B9
S14
BY5C114
WU
See Ground Dis-
tribution S207
BK152
Resistor
Z132
Engine Control
Module (ECM)
29 C5724550114
14 C571 1 20 18 15C121
W 9 C258
S211See Fuse Details
1 C227
0
[1]
X168
Stop Lamp
Switch
[1] Brake
Pedal De-
pressed
3 C2272
YP GP
26
3
14
C102 C202
31
2
C102 C202
Anti±Lock Brake...

DIESELA6
12CIRCUIT DIAGRAM
28 C57240 43
UN YO SR
3 C581 5 4
C551
SRYO
7 C559
C659 9
47 C601 32
Z255
Auto Gear Box
Control Unit
UN
C560
C660 4
Z256
Transfer Gear
Box ECU
34 C603
Z132
Engine Control
Module (ECM)
Z238
Body Electrical
Control Module
(BECM)
UN
20 C626 Automatic
TransmissionManual Trans-
mission
0[1]
X
0[2]
Y
0[3]
Z
3 C56221
18 C626 9 8
UG UP UB
S610
S609
S608
X294
Gear Box Position
Switch
[1] X Switch
[2] Y Switch
[3] Z Switch
C660
C560 7C659
C5596
E621 6 C562
See Ground Dis-
tribution
YO
7...

DIESELA6
13CIRCUIT DIAGRAM
E254
7 C242 17
BB
8
BG
1418
BG
52
RG
212
RG
103
OG
113
OG
95
LG
1115
LG
3 C256
Z238
Body Electrical
Control Module
(BECM)
30
F 1
10 AZ238
Body Electrical
Control Module
(BECM)
S205
See Fuse Details
P P
14 4
C258 7
C242 19
GU
Z253
Heating
Ventilation and Air
Conditioning
Control Unit
(HEVAC)
C246B 13
BG
12 C102
C202
C571
C121 5
8
24BS C572
2449
Z132
Engine Control
Module (ECM)
C572 9
4C121
C571
C202
C102 1
MALFUNCTION
INDICATOR LAMP
(CHECK ENGINE)
C246B 14Z253
Heating...