Yale 524150797 Maintenance Manual page 286

Diagnostic Trouble Codes
CAUSE B - ALARM FAULT
PROCEDURE OR ACTION:
NOTE: Key in ON position.
NOTE: Operate alarm.
1. Measure continuity between the alarm connector TS09 and B(-).
Is continuity present?
YES: Replace faulty alarm.
NO: Proceed to Cause C.
CAUSE C - FAULTY TRACTION CONTROLLER
PROCEDURE OR ACTION:
1. If no faults are found, replace controller. Make sure to indicate the DTC code(s) on the warranty claim to in-
clude an accurate problem description leading to controller replacement.
END POSSIBLE CAUSES
Check the Service Manual section in Yale Axcess Online for possible updates and check pertinent Bulletins
9030-20-16
DTC 30037 (Cont)
AlrmCoil
ELECTRICAL SYSTEM