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ETACS
- Checking
Circuit
(continued
from previous
page)
Step
Check method
Condition
Check object
Judgement
Normal
Malfunction
Cause
Remedy
3
Separate the
ECU's har-
ness connec-
tor; then
short-circuit
terminal
No. 29 (front
harness side
GB line), and
activate the
horn relay.
A-c connector
Horn
terminal voltage
sounds.
(B-Ground)
(OV)
Horn doesn't
sound.
KM
Battery
voltage
Malfunction
of
Replace the theft-
the theft-alarm
alarm horn.
horn
Damaged or dis-
Repair the harness.
connected wir-
ing of ground
circuit
ECU: Electronic Control Unit
HY708070-360
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