Dtc 30039 Audible Alarm (Opt) - Yale 524150797 Maintenance Manual

Diagnostic Trouble Codes
POSSIBLE CAUSE
A. ALARM WIRING FAULT
B. ALARM FAULT
C. FAULTY TRACTION CONTROLLER
COMPONENT OPERATIONAL CHECK
NOTE: Always check battery condition and state of charge before performing electrical troubleshooting. A faulty
or low charged battery will cause electrical features to not operate as designed and give incorrect readings while
performing electrical tests.
PROCEDURE OR ACTION:
1. Conduct a visual inspection of all connectors/wiring associated with the fault code.
Are any faults detected/observed?
YES: Repair/replace connector or wiring associated with faults found. Refer to the appropriate Electrical
System YRM .
NO: Proceed to Step 2.
2. Re-key the vehicle.
Is the code still present?
YES: Proceed to Cause A.
NO: Problem may be intermittent.
CAUSE A - ALARM WIRING FAULT
PROCEDURE OR ACTION:
NOTE: Perform Step 1 with key in ON position.
1. Disconnect optional alarm connector CPS13 and measure voltage between socket 1 and B(-).
Is voltage 24 ± 2.5 Vdc?
YES: Disconnect battery and proceed to Step 2.
NO: Inspect circuit 010 for open or short.
2. Disconnect the traction connector CPS01. Measure resistance between the traction connector CPS01, socket
2 and the alarm connector CPS13, socket 2.
Is resistance <1 ohm?
YES: Connect traction controller connector CPS01 and proceed to Cause B.
NO: Inspect ground control circuit 728 for open, short, or source of excessive resistance.
Check the Service Manual section in Yale Axcess Online for possible updates and check pertinent Bulletins
9030-20-18
Audible Alarm (Opt)
Please refer to the end of this procedure for supporting diagrams.
DTC 30039
NOTE
ELECTRICAL SYSTEM