L322 Range Rover System Description and Operation
SECURITY
86-5-14 DESCRIPTION AND OPERATION
The immobilisation ECU is powered by a permanent battery feed from the passenger compartment fusebox. It also
receives an auxiliary power feed and an ignition power feed from the ignition switch. Power for the starter motor
solenoid is supplied to the immobilisation ECU when the ignition switch is in the crank position (on Td6 models) or on
a permanent feed from the passenger compartment fusebox (on V8 models). A connection with the K bus provides
the immobilisation ECU with engine speed and locking system status.
Immobilisation ECU Harness Connector
Immobilisation ECU Harness Connector C0059 Pin Details
Pin No.
Description
Input/Output
1
Starter power supply
Output
2
Crank power supply from ignition switch (Td6) or permanent
power supply from battery (V8)
Input
3
Not used
–
4
ECM data link
Input/Output
5
Transponder coil
Input/Output
6
Park/Neutral signal (Td6 only)
Input
7 and 8
Not used
–
9
Ground
–
10
Permanent battery power supply
Input
11
Auxiliary power supply from ignition switch
Input
12
Transponder coil
Input/Output
13
K bus
Input/Output
M86 5982
C0059