ARM AS-WIPER 4886506 - Caterpillar

Which Generate This Code:The Electronic Control Module (ECM) detects the following conditions:
The 8 volt supply is less than 7.2 VDC for more than one second.
The ECM has been powered for more than three seconds.
Diagnostic code 168-01 is not active at the same time.System Response:The ECM will log the diagnostic code. If equipped, the diagnostic lamp will flash. An active diagnostic code may not cause any noticeable effect on engine response unless the voltage drops below 6.5 VDC. The engine may be limited to low idle.This signal is not normally used in this application. If this diagnostic code is observed, check the associated wiring on the engine.Test Step 1. Refer to the Engine Electrical Schematic.Results:
OK - STOP