DETENT AS 7N0914 - Caterpillar

Table 1
Communication Gateway #1 ECM (VIMSTM Main) ECM
(MID 161)
DTC (1) DTC Description System Response
3766-14 Subscriber Identity Module (SIM) Card - Special Instruction Product Link® cannot communicate
(1) DTCs are shown as CID-FMIPossible -14 DTC causes are:
SIM card failure
SIM card not installed
SIM card not activatedReference: The machine Electrical Schematic
Table 2
Troubleshooting Test Steps Values Results
1. Identify the Active DTC Associated With the SIM Card
A. Use Cat® Electronic Technician (Cat ET) to determine DTCs.
DTC is not present
OK - DTC is not present.
Stop
Not OK - DTC is present.
Go to Step 2.
2. Check Connections
A. Inspect the circuit harness connectors.
Connectors are:
* Clean
* Secure
* In good condition
OK - Connections are good.
Go to Step 3.
Not OK - A connection problem exists.
Repair:
A. Clean and secure connectors.
B. Verify that the problem is corrected.
STOP
3. Check SIM Status After a Power Cycle
A. Turn off the key switch.
B. Close the disconnect.
C. Wait a few moments.
D. Reapply power.
E. Turn on the disconnect.
F. Turn on the key switch.
G. Wait 3 minutes.
H. Connect Cat ET.
I. Recheck the SIM status.
SIM card is detected by the master board in a low-power mode(1)
OK - Card detected and function correct.
Stop
Not OK - Card not detected or function not correct.
Go to Step 4.
4. Verify That the SIM Card Is Present and Properly Installed
A. Remove power from the machine.
B. Remove SIM card cover.
C. Remove and reinstall the SIM card.
SIM card is present and properly installed
OK - Card is OK.
Go to Step 5.
STOP
Not OK - Card is not OK.
Repair:
If present, secure the SIM card in the slot.
If not present, contact your Technical Communicator (TC) to report the issue and order a new SIM card.
STOP
5. Verify SIM Card Operation
A. Contact the Trimble store through your Product Link Administrator.
B. Verify that the device subscription is in the Trimble Store.
The SIM card:
* Is activated
* Approved on the network
* Roaming is enabled
OK - SIM card is OK.
Go to Step 6.
Not OK - SIM card is not OK.
Repair:
Contact your Product Link Administrator.
STOP
6. Verify Good Machine Location
A. Position the machine in an area of known good cellular communication.
B. Attempt machine communication.
The machine can communicate
OK - Communication OK.
STOP
Not OK - Communication not OK.
Go to Step 7.
7. Verify Antenna Operation
A. Replace the antenna with a known good antenna.
B. Attempt machine communication.
The machine can communicate
OK - Communication OK.
STOP
Not OK - Communication not OK.
Repair:
A. Replace the faulty antenna.
B. Attempt communication.
* If communication good - STOP
* If communication not good - Contact your TC.
STOP
(1) Low power is an expected function