Subaru Legacy 2004 Service Manual page 3865

21.Keyless Transmitter
A: REMOVAL
1. KEYLESS TRANSMITTER BATTERY
Remove the screw from keyless transmitter, and
remove the keyless transmitter battery (1).
NOTE:
To prevent static electricity damage to the keyless
transmitter printed circuit board, touch the steel
area of building with hand to discharge static elec-
tricity carried on body or clothes before disassem-
bling the keyless transmitter.
• Except for EK model
(1)
• EK model
B: INSTALLATION
1. KEYLESS TRANSMITTER BATTERY
Install in the reverse order of removal.
C: INSPECTION
1. KEYLESS TRANSMITTER BATTERY
Measure the voltage between the keyless transmit-
ter battery (+) terminal and (") terminal.
NOTE:
• Battery discharge occurs during the measure-
ment. Complete the measurement within 5 sec-
onds.
Keyless Transmitter
• During the battery voltage measurement, the
voltage falls more than 1.8 volts in 3 seconds peri-
od.
Positive terminal
If NG, replace the battery. (Use CR1620 or equiva-
lent.)
D: REPLACEMENT
SL-00253
1. REGISTRATION OF KEYLESS TRANS-
MITTER
NOTE:
• A maximum of four keyless transmitter can be
registered for each individual vehicle.
• When replacing or adding the keyless transmit-
ter, new registration of keyless transmitter is neces-
sary.
• When replacing the keyless transmitter, registra-
tion to immobilizer system is also necessary.
1) Remove the keyless transmitter from the ignition
SL-00065
switch.
2) Remove the lower trim cover at driver's side,
then connect the registration connectors. (1 pole
white connector)
3) Press the door lock switch (1) located under the
power window main switch to UNLOCK. (Make
sure the room light blinks and buzzer sounds, and
then system is in registration mode.)
SL-47
SECURITY AND LOCKS
(A)
(A) Resistance 47 #
Tester connection
(+) (")
Battery Battery
Ground terminal
(1)
SL-00066
Standard
2.5 — 3.0 V
SL-00296