Land Rover Discovery Lhd Models Etm 1995 4th Edition Exp Rover Manual

ELECTRICAL TROUBLESHOOTING MANUAL
ETM A5
300Tdi with EDC Glow Plug Control
3
DISCOVERY
50
F 17
10 A
85
30
MF 5
60 A
86
8730
S233
S115 S2005
0.5 BG
0.5 BO4
P
R
D321
NX167
Park/Neutral
Position Switch
C3230.5 WR
1 C157
K136
Starter Solenoid
See Power Dis-
tribution
K137
Starter Solenoid
Relay
P125
Engine Compart-
ment Fuse Box P126
Fascia Fuse Box
20 C204
0.5 WR
85
86
Z158
Starter Relay
Diode87 C20063.0 NW
30 C2006
4 C216 0.5 BO
0.5 BY
HJ2
10 C105
5 C323
B S322Starting and
Charging
2C114
Automatic Trans-...

ELECTRICAL TROUBLESHOOTING MANUA L
A5 ETM
300Tdi with EDC Glow Plug Control
4
DISCOVERY
30
E103
87 86 85 50 L
4
0.5 B
15
F 3
10 AP127
Satellite Fuse
Box 1
15
F 14
10 A
See Ground Dis-
tribution 3
6 C159
6.0 YBP126
Fascia Fuse Box
P119
Fusible Link 30
6.0 NO60 A
S114
5 C159 2 1 S1160.7 WG 1.0 WG
7 C216
B
0.5 WR
See Fuse Details
P120
Glow Plugs 12 3 4
A5-3Z142
Instrument
Cluster
See Fuse Details 5 C208
2 C222
7 C221
6 C209
12 C2170.5 BY
2.0 N
Z135
Glow Plug Timer
Unit
0.5 PO
0.5
WG 

STARTING AND CHARGING
1
ETM B1
DISCOVERY
ELECTRICAL TROUBLESHOOTING MANUAL
CIRCUIT OPERATION



 
	
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ELECTRICAL TROUBLESHOOTING MANUA L
B1 ETM
2
DISCOVERY
 
Starting and Charging
	
 


0.5 BO

B1-3
0
IIIIII
50X134
Ignition Switch
F17
10 A
30MF 5
60 A
2.0 NR
C159 1 1.0 NR 
87 86 C2006
3085 C2006 0.5 WR 20 C204
S233
3.0 NW3.0 NWP125
Engine Compart-
ment Fuse Box
1 C219 3.0 WR
Z158
Starter Relay
DiodeP126
Fascia Fuse Box
300Tdi without
EDCPetrol
4 C21630
Z135
Glow Plug Timer
Unit
0.5 BY
See Power Dis-
tribution
2C114
30 85
86 87
300Tdi with EDC


C159 1 0.5 WR 
Z135
Glow...

ELECTRICAL TROUBLESHOOTING MANUAL
ETM B1
Starting and Charging
3
DISCOVERY
K110
Cruise Control
Lockout Relay
K151
Interlock Relay 2
S2005
85 C2001
0.5 YB
Z190
Interlock Diode 2
With Shift Inter-
lock85 C2021
2 C218
10 C105 0.5 BY0.5 BY 0.5 BY 8585
Not used
Automatic Trans-
missionManual Trans-
mission
Manual Trans-
missionB1-2
B
B1-4 Automatic Trans-
missionHJ2
A
Z163
Theft Alarm Unit
0.5 BO
C27411 C105
1
2 C274
E200 With Theft Alarm Without Theft
Alarm
1 C274
0.5 B
2 C274
E200
See Ground Dis-...

ELECTRICAL TROUBLESHOOTING MANUA L
B1 ETM
4
DISCOVERY
 
Starting and Charging
P
R
N
D123
Z132
Engine Control
Module (ECM)
34 C243
0.5 OB
Not used
Diesel MFI±V8 10 C217
Z185
Power Mirror
Diode
0.5 RY0.5 BY
9 C105
0.5 YB
0.5 BY
5 C323
X167
Park/Neutral
Position Switch
0.5 BG
4 C3230.5 BY
B
B1-3
S322
0.5 BO
Not used
12 C105
11 C105MFI±T16
300Tdi without
EDC
300Tdi with EDC
Z163
Theft Alarm Unit
C274 1
2 C274
E200 With Theft Alarm Without Theft
Alarm
1 C274
0.5 B
2 C274
E200
See Ground Dis-
tributionSee...

ELECTRICAL TROUBLESHOOTING MANUAL
ETM B1
Starting and Charging
5
DISCOVERY
B1-2
C


P104
Battery
25.5 B


E100
30
C157
M134
Starter
1
 
See Ground Dis-
tribution
K136
Starter Solenoid
See Power Dis-
tribution
40.0 B
Diesel
Petrol
25.0 R40.0 R Diesel
Petrol3.0 WR2.0 NR Petrol
300Tdi with EDC 300Tdi without
EDC 

ELECTRICAL TROUBLESHOOTING MANUA L
B1 ETM
6
DISCOVERY
 
Starting and Charging
B1-7
D
 
See Power Dis-
tribution
P125
Engine Compart-
ment Fuse BoxMFI±V8
Diesel
Z106
Generator
[1] Voltage
Regulator
Phase Tap Resis-
torZ182
Generator Sup-
pression Capaci-
tor
Z149
EGR Valve Con-
trol ModulePetrol 300Tdi with EGRP104
Battery
B+
WD+
[1]
See Ground Dis-
tribution
E100
820 
2.2 F 25.5 B
10.0 N
15.0 N0.7 NY
1.0 NY
C147 1
0.5 WS C163 1
0.5 WS 0.5 WS
C247 36
C217 2
MF 1
100 A
E
B1-7
40.0 B
Petrol Diesel
C163 1...

ELECTRICAL TROUBLESHOOTING MANUAL
ETM B1
Starting and Charging
7
DISCOVERY
B1-6
15
F 14
10 A
0.5 WS
E201C222
See Ground Dis-
tributionP126
Fascia Fuse Box
C208 5
0.5 LG
S2049
S214
Z142
Instrument
Cluster
[2] Tachometer
[8] CPU
C221 5
0.5 NY
See Fuse Details
E
B1-6
C215 24
[2]
C207 5
0.5 B
0.5 B
S207C227 110
[8]
C222 2



C215 2
D
C217 17 

STARTING AND CHARGING
8
B1    ETM
DISCOVERY
ELECTRICAL TROUBLESHOOTING MANUA L
TROUBLESHOOTING HINTS
1. If the Starter Solenoid (K136) does not click,
check the Park/Neutral Position Switch (X167)
and the Theft Alarm Unit (Z163).
SYSTEM DIAGNOSIS
1. If the Starter Solenoid (K136) does not click
and the engine does not crank, do Test A.
2. If the Starter Solenoid (K136) clicks but the
engine does not crank or cranks slowly, do Test
B.
3. If the charge warning light does not light with
the engine off and...