Land Rover Discovery Etm 1995 2nd Edition Rover Manual
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![Page 40
Z219
EGR Control So-
lenoid Shield
ELECTRICAL TROUBLESHOOTING MANUAL
ETM A4
300Tdi with EDC
5
DISCOVERY
2 C198
A
A4-4
1.5 W
1 C165
[1] [2]
1
B
A4-4
3 C243
10 C243 63 C198 Z219
EGR Control So-
lenoid Shield NO
SRZ132
Engine Control
Module (ECM)
K195
Fuel Injector As-
sembly
[1] Fuel Timing
Solenoid
[2] Fuel Shut±
Off Sole-
noid K171
EGR Control So-
lenoid
Z132
Engine Control
Module (ECM) Z220
Fuel Timing So-
lenoid Shield NO
Z220
Fuel Timing So-
lenoid Shield NS 2 C165](http://img.usermanuals.tech/thumb/2848/48430/w64_discovery-etm-1995-2nd-edition-rover-39.png "Page 40
Z219
EGR Control So-
lenoid Shield
ELECTRICAL TROUBLESHOOTING MANUAL
ETM A4
300Tdi with EDC
5
DISCOVERY
2 C198
A
A4-4
1.5 W
1 C165
[1] [2]
1
B
A4-4
3 C243
10 C243 63 C198 Z219
EGR Control So-
lenoid Shield NO
SRZ132
Engine Control
Module (ECM)
K195
Fuel Injector As-
sembly
[1] Fuel Timing
Solenoid
[2] Fuel Shut±
Off Sole-
noid K171
EGR Control So-
lenoid
Z132
Engine Control
Module (ECM) Z220
Fuel Timing So-
lenoid Shield NO
Z220
Fuel Timing So-
lenoid Shield NS 2 C165")
![Page 41
ELECTRICAL TROUBLESHOOTING MANUA L
A4 ETM
300Tdi with EDC
6
DISCOVERY
1.5 WP5
S108
C
A4-4
6
317 C199
21 14
24
DA4-9 C199
0.5 R0.5 B 0.5 WS
K196
Fuel Pump As-
sembly
[1] Fuel Quan-
tity Sole-
noid
[2] Fuel Quan-
tity Feed-
back Sensor
[3] Fuel Tem-
perature
Sensor Z132
Engine Control
Module (ECM)
Z221
Fuel Pump As-
sembly Shield
WP[1] [2] [3]
Z221
Fuel Pump As-
sembly Shield NO GK GO39 21 35 C243
WP
C243
Z132
Engine Control
Module (ECM)
B BBB B
BB](http://img.usermanuals.tech/thumb/2848/48430/w64_discovery-etm-1995-2nd-edition-rover-40.png "Page 41
ELECTRICAL TROUBLESHOOTING MANUA L
A4 ETM
300Tdi with EDC
6
DISCOVERY
1.5 WP5
S108
C
A4-4
6
317 C199
21 14
24
DA4-9 C199
0.5 R0.5 B 0.5 WS
K196
Fuel Pump As-
sembly
[1] Fuel Quan-
tity Sole-
noid
[2] Fuel Quan-
tity Feed-
back Sensor
[3] Fuel Tem-
perature
Sensor Z132
Engine Control
Module (ECM)
Z221
Fuel Pump As-
sembly Shield
WP[1] [2] [3]
Z221
Fuel Pump As-
sembly Shield NO GK GO39 21 35 C243
WP
C243
Z132
Engine Control
Module (ECM)
B BBB B
BB")
![Page 42
3
ELECTRICAL TROUBLESHOOTING MANUAL
ETM A4
300Tdi with EDC
7
DISCOVERY
1C243
0.5 YB3
47
1Z204
Engine Speed
Sensor Shield
Y
X105
Mass Air Flow
Sensor
[1] Intake Air
Temperature
Sensor
[2] Air Flow Po-
tentiometer Z132
Engine Control
Module (ECM)
B
2
C133
52 34 38
X255
Engine Speed
Sensor
S268
E103
EA4-9
[1]
[2]
C197
FA4-9
C1334
0.5 B
See Ground Dis-
tribution0.5 UG
0.5 UR
2
0.5 B](http://img.usermanuals.tech/thumb/2848/48430/w64_discovery-etm-1995-2nd-edition-rover-41.png "Page 42
3
ELECTRICAL TROUBLESHOOTING MANUAL
ETM A4
300Tdi with EDC
7
DISCOVERY
1C243
0.5 YB3
47
1Z204
Engine Speed
Sensor Shield
Y
X105
Mass Air Flow
Sensor
[1] Intake Air
Temperature
Sensor
[2] Air Flow Po-
tentiometer Z132
Engine Control
Module (ECM)
B
2
C133
52 34 38
X255
Engine Speed
Sensor
S268
E103
EA4-9
[1]
[2]
C197
FA4-9
C1334
0.5 B
See Ground Dis-
tribution0.5 UG
0.5 UR
2
0.5 B")
![Page 43
ELECTRICAL TROUBLESHOOTING MANUA L
A4 ETM
300Tdi with EDC
8
DISCOVERY
0.5 B
S268
E103Z132
Engine Control
Module (ECM)
5
0.5 WP
Not used 37 25 C243
12 C243
See Ground Dis-
tribution
33
31 4C195
1 C196
[1]
GA4-9 X256
Injector Needle
Lift Sensor
2 C196
B0.5 WS 0.5 WG
X257
Throttle Position
Sensor
[1] Accelerator
Pedal Posi-
tion Sensor
[2] Low Idle
Position
Switch
Z132
Engine Control
Module (ECM) Z203
Injector Needle
Lift Sensor
ShieldZ203
Injector Needle
Lift Sensor
Shield
[2]
2 C195N NB
31 4C1015
B
KN
WO...](http://img.usermanuals.tech/thumb/2848/48430/w64_discovery-etm-1995-2nd-edition-rover-42.png "Page 43
ELECTRICAL TROUBLESHOOTING MANUA L
A4 ETM
300Tdi with EDC
8
DISCOVERY
0.5 B
S268
E103Z132
Engine Control
Module (ECM)
5
0.5 WP
Not used 37 25 C243
12 C243
See Ground Dis-
tribution
33
31 4C195
1 C196
[1]
GA4-9 X256
Injector Needle
Lift Sensor
2 C196
B0.5 WS 0.5 WG
X257
Throttle Position
Sensor
[1] Accelerator
Pedal Posi-
tion Sensor
[2] Low Idle
Position
Switch
Z132
Engine Control
Module (ECM) Z203
Injector Needle
Lift Sensor
ShieldZ203
Injector Needle
Lift Sensor
Shield
[2]
2 C195N NB
31 4C1015
B
KN
WO...")
![Page 44
ELECTRICAL TROUBLESHOOTING MANUAL
ETM A4
300Tdi with EDC
9
DISCOVERY
31
X252
EDC Stop Lamp
Switch
[1] Brake Pedal
DepressedZ132
Engine Control
Module (ECM)
5336C243 51
X253
Boost Pressure
Sensor
Z132
Engine Control
Module (ECM)
X126
Engine Coolant
Temperature
Sensor
X254
Boost Pressure
Air Temperature
Sensor
C1000 1
C1000 2
C152 1
C152 2
C2075 3
C2075 1 0.5 LGP
0.5 GU0.5 KS
13C243 54
S293C1001 32 0.5 YU
C1001 1
0.5 B0.5 YG 0.5 B
0.5 B
0.5 B
C217 13
0.5 GP
0[1]
C217 6
A4-6
A4-7
FA4-7
D
A4-8
E
G](http://img.usermanuals.tech/thumb/2848/48430/w64_discovery-etm-1995-2nd-edition-rover-43.png "Page 44
ELECTRICAL TROUBLESHOOTING MANUAL
ETM A4
300Tdi with EDC
9
DISCOVERY
31
X252
EDC Stop Lamp
Switch
[1] Brake Pedal
DepressedZ132
Engine Control
Module (ECM)
5336C243 51
X253
Boost Pressure
Sensor
Z132
Engine Control
Module (ECM)
X126
Engine Coolant
Temperature
Sensor
X254
Boost Pressure
Air Temperature
Sensor
C1000 1
C1000 2
C152 1
C152 2
C2075 3
C2075 1 0.5 LGP
0.5 GU0.5 KS
13C243 54
S293C1001 32 0.5 YU
C1001 1
0.5 B0.5 YG 0.5 B
0.5 B
0.5 B
C217 13
0.5 GP
0[1]
C217 6
A4-6
A4-7
FA4-7
D
A4-8
E
G")
![Page 45
With Cruise Con-
trol
ELECTRICAL TROUBLESHOOTING MANUA L
A4 ETM
300Tdi with EDC
10
DISCOVERY
Z142
Instrument
Cluster
[12] Vehicle
Speed Out-
put
Z132
Engine Control
Module (ECM) 9 4
C217 3 C209
29 C243 1 C2062
0.5 YK0.5 YK
0.5 Y S2030
C221
[12]
18 C209
17 C209
Instruments
Z148
Multi±Function
Unit (MFU) 1 C2062
14 C2050.5 YNot used C209
19
Without Cruise
Control With Cruise Con-
trol
Not used
X241
Saudi Junction
Connector
Without Cruise
Control S2002](http://img.usermanuals.tech/thumb/2848/48430/w64_discovery-etm-1995-2nd-edition-rover-44.png "Page 45
With Cruise Con-
trol
ELECTRICAL TROUBLESHOOTING MANUA L
A4 ETM
300Tdi with EDC
10
DISCOVERY
Z142
Instrument
Cluster
[12] Vehicle
Speed Out-
put
Z132
Engine Control
Module (ECM) 9 4
C217 3 C209
29 C243 1 C2062
0.5 YK0.5 YK
0.5 Y S2030
C221
[12]
18 C209
17 C209
Instruments
Z148
Multi±Function
Unit (MFU) 1 C2062
14 C2050.5 YNot used C209
19
Without Cruise
Control With Cruise Con-
trol
Not used
X241
Saudi Junction
Connector
Without Cruise
Control S2002")
ELECTRICAL TROUBLESHOOTING MANUA L A4 ETM 300Tdi with EDC 6 DISCOVERY 1.5 WP5 S108 C A4-4 6 317 C199 21 14 24 DA4-9 C199 0.5 R0.5 B 0.5 WS K196 Fuel Pump As- sembly [1] Fuel Quan- tity Sole- noid [2] Fuel Quan- tity Feed- back Sensor [3] Fuel Tem- perature Sensor Z132 Engine Control Module (ECM) Z221 Fuel Pump As- sembly Shield WP[1] [2] [3] Z221 Fuel Pump As- sembly Shield NO GK GO39 21 35 C243 WP C243 Z132 Engine Control Module (ECM) B BBB B BB
3 ELECTRICAL TROUBLESHOOTING MANUAL ETM A4 300Tdi with EDC 7 DISCOVERY 1C243 0.5 YB3 47 1Z204 Engine Speed Sensor Shield Y X105 Mass Air Flow Sensor [1] Intake Air Temperature Sensor [2] Air Flow Po- tentiometer Z132 Engine Control Module (ECM) B 2 C133 52 34 38 X255 Engine Speed Sensor S268 E103 EA4-9 [1] [2] C197 FA4-9 C1334 0.5 B See Ground Dis- tribution0.5 UG 0.5 UR 2 0.5 B
ELECTRICAL TROUBLESHOOTING MANUA L A4 ETM 300Tdi with EDC 8 DISCOVERY 0.5 B S268 E103Z132 Engine Control Module (ECM) 5 0.5 WP Not used 37 25 C243 12 C243 See Ground Dis- tribution 33 31 4C195 1 C196 [1] GA4-9 X256 Injector Needle Lift Sensor 2 C196 B0.5 WS 0.5 WG X257 Throttle Position Sensor [1] Accelerator Pedal Posi- tion Sensor [2] Low Idle Position Switch Z132 Engine Control Module (ECM) Z203 Injector Needle Lift Sensor ShieldZ203 Injector Needle Lift Sensor Shield [2] 2 C195N NB 31 4C1015 B KN WO S 2 C1015 K
ELECTRICAL TROUBLESHOOTING MANUAL ETM A4 300Tdi with EDC 9 DISCOVERY 31 X252 EDC Stop Lamp Switch [1] Brake Pedal DepressedZ132 Engine Control Module (ECM) 5336C243 51 X253 Boost Pressure Sensor Z132 Engine Control Module (ECM) X126 Engine Coolant Temperature Sensor X254 Boost Pressure Air Temperature Sensor C1000 1 C1000 2 C152 1 C152 2 C2075 3 C2075 1 0.5 LGP 0.5 GU0.5 KS 13C243 54 S293C1001 32 0.5 YU C1001 1 0.5 B0.5 YG 0.5 B 0.5 B 0.5 B C217 13 0.5 GP 0[1] C217 6 A4-6 A4-7 FA4-7 D A4-8 E G
With Cruise Con- trol ELECTRICAL TROUBLESHOOTING MANUA L A4 ETM 300Tdi with EDC 10 DISCOVERY Z142 Instrument Cluster [12] Vehicle Speed Out- put Z132 Engine Control Module (ECM) 9 4 C217 3 C209 29 C243 1 C2062 0.5 YK0.5 YK 0.5 Y S2030 C221 [12] 18 C209 17 C209 Instruments Z148 Multi±Function Unit (MFU) 1 C2062 14 C2050.5 YNot used C209 19 Without Cruise Control With Cruise Con- trol Not used X241 Saudi Junction Connector Without Cruise Control S2002
ELECTRICAL TROUBLESHOOTING MANUAL ETM A4 300Tdi with EDC 11 DISCOVERY C217 0.5 RS15 4 C243 Z132 Engine Control Module (ECM) C209 2 1 C222 2 C222 0.5 LG 15 F 14 10 A See Fuse Details MALFUNCTION INDICATOR LAMP (CHECK ENGINE) S214 5 C208 P126 Fascia Fuse Box Z142 Instrument Cluster 0.5 YG 44 30 C242 K170 A/C Logic Relay 0.5 BS 9 86 C241 K108 Compressor Clutch Relay 86 30
ELECTRICAL TROUBLESHOOTING MANUA L A4 ETM 300Tdi with EDC 12 DISCOVERY 2.0 GOP126 Fascia Fuse Box 15 F 1 15A S2011 Z132 Engine Control Module (ECM) 1 C2063 1.0 GP Stop Lamps 21 C204 S2042 See Fuse Details 0.5 GO 2 C2063 HJ4 26 C243 Stop Lamps 1 C20031 C227 X168 Stop Lamp Switch [1] Brake Pedal Depressed [2] Brake Pedal Further De- pressedX168 Stop Lamp Switch [1] Brake Pedal Depressed 0[1][1] [2] 0 1 C2004 12 C227 1.0 GP 1.0 GP Z206 Stop Lamp Switch Sup- pressor HJ1 1.0 GO Without ABSWith ABS S2055 HJ4 0.5 GP 14 C217
ELECTRICAL TROUBLESHOOTING MANUAL ETM A5 300Tdi without EDC Glow Plug Control 1 DISCOVERY 50 F 17 10 A 85 30 MF 5 60 A 86 8730 S233 S115 S2005 1 0.5 BG 0.5 BO4 P R D321 NX167 Park/Neutral Position Switch C323 C2741.0 NR 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 3.0 NW 30 C2006 4 C216 0.5 BO 0.5 BY HJ2 10 C105 5 C323 B S322Starting and Charging 2C114 Automatic Trans- missionManual Trans- mission Ignition and Shift Interlock Cruise Control A A5-2 2.0 NR 0.5 BY 0.5 BO 0.5 BO See Ground Dis- tribution 11 C105 Except Japan Japan S2025 E201 Z163 Theft Alarm UnitFor vehicles not equipped with Theft Alarm or Central Locking, a blank wire is used to short pins 1 and 2 of C274. * *
ELECTRICAL TROUBLESHOOTING MANUA L A5 ETM 300Tdi without EDC Glow Plug Control 2 DISCOVERY 30 E103 87 86 85 50 L S112 4 1.0 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 S1161.5 WG 1.0 WG 7 C216 A 1.0 NR See Fuse Details P120 Glow Plugs 12 3 4 A5-1Z142 Instrument Cluster See Fuse Details 5 C208 2 C222 7 C221 6 C209 12 C217 0.5 BY 2.0 N Z135 Glow Plug Timer Unit 0.5 PO
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 1 0.5 BG 0.5 BO4 P R D321 NX167 Park/Neutral Position Switch C323 C2740.5 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- missionManual Trans- mission Ignition and Shift Interlock Cruise Control B A5-4 2.0 NR 0.5 BY 0.5 BO 0.5 BO See Ground Dis- tribution 11 C105 Except Japan Japan S2025 E201 3.0 WR 3.0 WR Z163 Theft Alarm UnitFor vehicles not equipped with Theft Alarm or Central Locking, a blank wire is used to short pins 1 and 2 of C274. **