SECTION 6 - TROUBLESHOOTING
6-26
31215825
Code 19 - Alarm - Disconnected
Check For These Obvious Conditions First:
• Damaged wiring in the alarm wiring harness or a damaged alarm.
• Activate a function to check if alarm beeps.
Code 20 - Beacon - Short Circuit
Check For These Obvious Conditions First:
• Damaged wiring in the beacon wiring harness or a damaged beacon unit.
Table 6-22. Code 19 - Alarm - Disconnected
STEP
ACTION
SPEC
YES
NO
1.
Check voltage at the P1 connector on the Ground Control Module
between pin-13 and pin-6. Is reading within specification?
2 - 4V DC
Replace Ground
Control Module
Go to Step 2
2.
Remove the wire terminals at the alarm, check continuity of each of
the wires from pins 13 and 6 on the P1 connector to the alarm end.
—
Replace the
Alarm
Repair or
Replace Wiring
Table 6-23. Code 20 - Beacon - Short Circuit
STEP
ACTION
SPEC
YES
NO
1.
At the Ground Control Module, P1 connector, check the voltage
across pins-12 and 5 to the beacon. Is reading within specification?
0 - 2V DC
Go to Step 2
Replace Ground
Control Module
2.
Remove the wire terminals at the beacon, check continuity of each of
the wires from pins 12 and 5 on the P1 connector to the beacon end.
—
Replace the
Beacon
Repair or
Replace Wiring
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