Mitsubishi MOTORS 3000GT Bedienungsanleitung Seite 725

CHASSIS ELECTRICAL - Theft-alarm System
SECURITY
3
HORN
TO ECU
8. SECURITY LIGHT ACTIVATION CIRCUIT
Description of operation
If all doors are in locked state after key-less locking, the ECU
transistor is turned ON and the security light comes on.
Checking the security light activation circuit (Disconnect the
connector of the ECU and check at the wiring harness side.)
Check object
1 D-04 connector
terminal voltage 51
2 D-04
connector
terminal voltage 52
ECU terminal volt-
age 57
9. HORN RELAY POWER-SUPPLY CIRCUIT
Description of operation
Power voltage is always supplied to the horn relay.
Checking the horn relay power-supply circuit (Disconnect the
horn relay)
connector terminal
TSB Revision
Nor-
mal
Cause
tion
tion
12v ov Fuse (19) dam-
aged or discon-
Harness
aged or discon-
circuit
12v ov Damaged or dis-
connected wiring
of SECURITY
light bulb
Harness
aged
or discon-
12v ov Harness
aged or discon-
circuit
Cause
tion
Fuse (3) dam-
aged or discon-
Damaged or dis-
connected har-
Remedy
Replace
the fuse
Repair the
harness
Replace
the bulb
Repair the
harness
Repair the
harness
Remedy
Replace the
fuse
Repair the har-
ness