i
L
CHASSIS ELECTRICAL
-
Theft-alarm System
54-231
Fwbk
link
(6)
A-26
8=
’
Theft-
alarm
ECU
A 27
i
1
*
horn
al
Z16FO342
TO
Ecu
auO-U-RS4I2-Y
I
12.
THEFT
ALARM HORN ACTIVATION
ClRCUlT
Description of operation
The ECU transistor is turned ON if the vehicle door, etc. are
opened without use of the key.
This energizes the theft alarm horn relay to activate the horn.
Checking the horn activation circuit (Disconnect the connector
of the ECU, then short-circuit terminal connector No. 58, and
activate the theft alarm horn relay.)
13. HEADLIGHT POWER-SUPPLY CIRCUIT
Description of operation
Power voltage is always supplied to the headlight relay.
Checking the headlight power-supply circuit (Disconnect the
headlight relay)
Check object
Normal
Mal-
condi-
func-
Cause
tion
tion
Remedy
(Wiring
harness
12 v
ov
side) terminal
volt-
Fusible link (3) Replace the
blown fusible link
age
(5-Ground)
Damaged or
dis-
Repair the
har-
connected har-
ness
ness
1
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