ADAPTER 4N0851 - Caterpillar

Indications
When an abnormal operating condition occurs in VIMS, the Cat ET status screen indicates that there is an active event.Event codes are displayed on Cat ET in the following format:EXXXX Description of the codeThe "E" means that the code is an event code. The "XXXX" is a numeric identifier. The numeric identifier is followed by a description of the code. Active event codes are listed in ascending numerical order, the code with the lowest number is listed first. The active event code is removed from the list when the condition is no longer present.Logged Event Codes
Every event code is logged in the ECM memory. Logged event codes are listed in chronological order, the most recent code is listed first.A logged code is cleared from memory when one of the following occurs:
The code is manually cleared
The code does not recur for 1000 hours
A new code is logged and there are already ten logged codes in memory, the oldest logged code is clearedNote: Clear logged event codes after investigating and correcting the problem which generated the code.Troubleshooting
Perform the following steps to troubleshoot an event.
Obtain the following information from the operator:
Event and the time of the event
Operating conditions at the time of the event
Are there any dealer or customer installed systems that could cause the event
Verify that the event is not due to normal machine operation or operator error.
Check all fluid and oil levels.
Troubleshoot and repair the cause of any active diagnostic codes. VIMSTM Event Code List
Table 2 list the Communication Gateway #1 (VIMSTM Main) ECM event codes and recommended responses. Use Cat ET to determine the active or logged event codes.
Table 2
MID 161 Event Codes
Communication Gateway #1 (VIMS Main) ECM
Event Code Warning Level Warning Description Required Operator Action
558 1 VIMS Snapshot Stored Download data and reset data.
559 1 Event List Memory Low Download data.
630 2 Switched Sensor #1 Activated The Product Link® PL300 has four additional inputs that can be configured to monitor switches on the machine. These inputs can be configured by using Cat ET. Troubleshoot input as setup by the dealer.
631 2 Switched Sensor #2 Activated The Product Link PL300 has four additional inputs that can be configured to monitor switches on the machine. These inputs can be configured by using Cat ET. Troubleshoot input as setup by the dealer.
632 2 Switched Sensor #3 Activated The Product Link PL300 has four additional inputs that can be configured to monitor switches on the machine. These inputs can be configured by using Cat ET. Troubleshoot input as setup by the dealer.
633 2 Switched Sensor #4 Activated The Product Link PL300 has four additional inputs that can be configured to monitor switches on the machine. These inputs can be configured by using Cat ET. Troubleshoot input as setup by the dealer.
861 1 Clock Manual Alignment Required The difference between the product link ECM internal clock (electronic service hour meter) and other ECM clocks is > 50 hours. Use Cat ET to synchronize the ECM hour meters. At the top menu, click