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

ELECTRICAL TROUBLESHOOTING MANUA L
B5  ETM
Cruise Control (Automatic Transmission)
6
DISCOVERY
S2005
HJ2
S322
X167
Park/Neutral
Position Switch 0.5 BY86
8530
87a 87
4 C3235 C323 10 C1052 C218 85 C2021
8 87aC2021 30 86
C2005 2
C284 9C2005 1
X112
Brake Switch
Vent Valve
[1] Brake Pedal
Depressed
Z121
Cruise Control
ECUK110
Cruise Control
Lockout Relay Z186
Cruise Control
Diode
B
0.5 BG
0.5 BO
0.5 PG 0.5 PY 0.5 WS 0.5 WS
Starting and
Charging
0.5 WY
A
B5-3
0 [1]
D321 P
R
N
C218 4
11 C105
Z163
Theft Alarm...

ELECTRICAL TROUBLESHOOTING MANUAL
ETM B5
Cruise Control (Manual Transmision)
7
DISCOVERY
Z140
Ignition Coil
0.7 WB1 C155
Z164
Speed Trip Mod-
ule 30
B5-3
U 1 C156
5 C2174 C218
1 C218
0.5 WS 0.5 WU
86 C2021
87 C202130
85
0.5 PW 0.5 B
3C218
6
B
B5-8 K115
Multiport Fuel
Injection Ignition
Resistor 1
K168
Multiport Fuel
Injection Ignition
Resistor 20.5
WU
0.5 WB
0.5 WY
Z186
Cruise Control
Diode
E20086
85 87
S204
HJ3See Ground Dis-
tribution6.8 KW
6.8 KW1±
Multiport Fuel
Injection
(MFI±V8)
A
MFI±V8 

ELECTRICAL TROUBLESHOOTING MANUA L
B5  ETM
Cruise Control (Manual Transmision)
8
DISCOVERY
0.5 PW
0 [1]
B
B5-7
0 [1]
1 C2035
1 C2005
9 C284X200
Clutch Pedal
Position Switch
[1] Clutch
Pedal
Depressed
X112
Brake Switch
Vent Valve
[1] Brake Pedal
Depressed
Z121
Cruise Control
ECU 2 C2035
2 C2005 7 C218
8 C218 0.5 P
0.5 PY
0.5 PG 

CRUISE CONTROL
9
ETM B5
DISCOVERY
ELECTRICAL TROUBLESHOOTING MANUAL
TROUBLESHOOTING HINTS
5. If the cruise control system operates but the
cruise control switch light does not illuminate,
check the bulb, B wire and RN wire.
6. Inspect vacuum hoses for kinks and
restrictions.
7. Inspect actuator linkage for restrictions and
adjustment.
SYSTEM DIAGNOSIS
1. If the cruise control system does not operate
correctly and the vehicle is equipped with a
manual transmission, do Test A.
2. If the cruise control...

ELECTRICAL TROUBLESHOOTING MANUA L
B5 ETM
Cruise Control
10
DISCOVERY

Z121
Cruise Control
ECU


Z121
Cruise Control
ECU





	


 
  
 
	


 
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ELECTRICAL TROUBLESHOOTING MANUAL
ETM B5
Cruise Control
11
DISCOVERY



 

X112
Brake Switch
Vent Valve

X200
Clutch Pedal
Position Switch




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Multiport Fuel
Injection Ignition
Resistor 2
Cruise Control
Diode
ELECTRICAL TROUBLESHOOTING MANUA L
B5 ETM
Cruise Control
12
DISCOVERY


Z164
Speed Trip Mod-
ule


Z164
Speed Trip Mod-
ule





	





	


 


 
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ELECTRICAL TROUBLESHOOTING MANUAL
ETM B5
Cruise Control
13
DISCOVERY
Z121
Cruise Control
ECU


Z121
Cruise Control
ECU






  
 
	


 
	


 
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ELECTRICAL TROUBLESHOOTING MANUA L
B5 ETM
Cruise Control
14
DISCOVERY



 

 X112
Brake Switch
Vent Valve


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Brake Switch
Vent Valve
K110
Cruise Control
Lockout Relay








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Diode (#


   
	

 



  
	

 


 

ELECTRICAL TROUBLESHOOTING MANUAL
ETM B5
Cruise Control
15
DISCOVERY
		
K110
Cruise Control
Lockout Relay




 


	
		
	
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Cruise Control
Lockout Relay 	
	


 

Z121
Cruise Control
ECU





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