Land Rover Discovery Etm 1995 2nd Edition Rover Manual

CENTRAL LOCKING (EXPECT JAPAN)
4
L6 ETM
DISCOVERY
ELECTRICAL TROUBLESHOOTING MANUA L
TROUBLESHOOTING HINTS
9. Check Fuse F4 of Satellite Fuse Box 2.
10. If all the central locking functions except the
right front door operate, replace the Right Front
Door Lock Actuator (M122 ).
SYSTEM DIAGNOSIS
1. If the central locking functions do not operate
at all, do Test A.
2. If the Left Front Door Actuator (M114) does not
operate, do Test B.
3. If the Tailgate Lock Actuator (M132) does not
operate, do Test C.
4....

ELECTRICAL TROUBLESHOOTING MANUAL
ETM L6
Central Locking (except Japan)
5
DISCOVERY
	 
 	 






	
	 
 
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Left Front Door
Lock Actuator
M122
Right Front Door
Lock Actuator
M114
Left Front Door
Lock Actuator


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ELECTRICAL TROUBLESHOOTING MANUA L
L6 ETM
Central Locking (except Japan)
6
DISCOVERY

	 	 
	 	 
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2 1
M132
Tailgate Lock Ac-
tuator

M132
Tailgate Lock Ac-
tuator
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ELECTRICAL TROUBLESHOOTING MANUAL
ETM L6
Central Locking (except Japan)
7
DISCOVERY
& 




M117, M125 Rear
Door Lock Actuator 	 




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M117, M125 Rear
Door Lock Actuator



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12...

CENTRAL LOCKING (JAPAN)
1
ETM L7
DISCOVERY
ELECTRICAL TROUBLESHOOTING MANUAL
CIRCUIT OPERATION
Fuses F1 and F5 supply voltage to the Central
Locking Control Unit (Z113). The control unit is
grounded at terminal 2 to ground E201.

	

The Central Locking Control Unit (Z113) monitors
the position of the front door locks through input
switches that are part of the Front Door Lock
Actuators (M114, M122).  When the control unit
sees an input switch change position, the control
unit responds by locking or...

ELECTRICAL TROUBLESHOOTING MANUA L
L7 ETM
Central Locking (Japan)
2
DISCOVERY
S2032
30
F 1
15 A
E20115
F 5
10 A
S2017P127
Satellite Fuse
Box 1
Z113
Central Locking
Control Unit
1.0 P
See Ground Dis-
tribution 6 C2741.0 GK
HJ5
0.5 GK
10 C225
HJ3
2
0.5 BOC274
J188
Antenna
1 C274
S2025
See Ground Dis-
tribution0.5 BO 

O K
ELECTRICAL TROUBLESHOOTING MANUAL
ETM L7
Central Locking (Japan)
3
DISCOVERY



  

  

 


 


 
  

  


  

  

  

  

!
	
!
C274 45
1.0 O 1.0 K
S2009S2007
0.5 O
2 C306
S3141.0 O
8 C602
0.5 O1.0 O
8 C502
0.5
O
1 C507
2 C5079 C502 1.0 K1.0 K
9 C602
0.5 K
2 C607
1 C6070.5 K
3 C306
S315
2 C701
2 C706
1 C706
1 C701
1 C801
2 C806
1 C806
2 C8011.0 K
0.5
K 1.0 O 

ELECTRICAL TROUBLESHOOTING MANUA L
L7 ETM
Central Locking (Japan)
4
DISCOVERY
T1-3
M132
Tailgate Lock Ac-
tuator
AB
2 1 C414 6 4 C415 5 6 C277 1.0 O 1.0 K
OK
M 

ELECTRICAL TROUBLESHOOTING MANUAL
ETM L7
Central Locking (Japan)
DISCOVERY
5
 
[1][2]
M114
Left Front Door
Lock Actuator
[1] Lock
[2] UnlockZ113
Central Locking
Control Unit
See Ground Dis-
tributionC225 26
0.5 YK0.5 YK
5 4 C507
0.3 B
3 C507
0.5 B
S501
E201
Not used
[1][2]
M122
Right Front Door
Lock Actuator
[1] Lock
[2] Unlock
See Ground Dis-
tribution5 4 C607
0.3 B
3 C607
0.5 B
S601
E200
Not used
6 C6026 C502 0.5 GB 

ELECTRICAL TROUBLESHOOTING MANUA L
L7 ETM
Central Locking (Japan)
6
DISCOVERY
Z113
Central Locking
Control Unit
Z148
Multi±Function
Unit (MFU)
X212
Alarm Bonnet
Switch
[1] Open X201
Left Front Door
Key Switch
[1] Key turned
[2] Key outX202
Right Front Door
Key Switch
[1] Key turned
[2] Key out
See Ground Dis-
tribution
See Ground Dis-
tributionSee Ground Dis-
tribution 731 12 C225
3
1C602
C604
4 C604
S601
S5014 C5041 C178 2 C1784 C205
0.5 KB
3 C502
1 C504 0.5 UG
0.5 B
E201E101 0.5 BB 0.5 PO 0.5 PU 0.5...