DISCOVERY
ETM L7
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.
Inputs
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 unlocking the doors and
the tailgate.
Lock
The Central Locking Control Unit (Z113) locks the
doors and the tailgate by momentarily applying
battery voltage to the actuators through the K wire.
The lock actuators are grounded by the Central
Locking Control Unit through the O wire. The
actuators now move to the locked position.
Unlock
To unlock the doors and the tailgate the Central
Locking Control Unit (Z113) momentarily applies
battery voltage to the actuators through the O wire.
The actuators are grounded by the Central
Locking Control Unit through the K wire. The lock
actuators now unlock.
E L E C T R I C A L T R O U B L E S H O O T I N G M A N U A L
1
| Categories | Land Rover, Land Rover Discovery |
|---|---|
| Tags | Land Rover |
| Model Year | 1995 |
| Download File |
|
| Document Type | Electrical Troubleshooting Manual |
| Language | English |
| Product Name | Discovery |
| Product Brand | Land Rover |
| Document File Type | |
| Publisher | landrover.com |
| Wikipedia's Page | http://en.wikipedia.org/wiki/Land_Rover |
| Copyright | Attribution Non-commercial |
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