HYD SPIN-ON 3I1667 - Caterpillar

Table 2
Associated Codes
J1939 Code CDL Code Troubleshooting Procedure
4367-3 3131-3 Troubleshooting, "DEF Tank Sensor - Test"
4367-4 3131-4 Troubleshooting, "DEF Tank Sensor - Test"
Illustration 1 g06195208
(1) Remote tank
(2) DEF tank refill valve
(3) Buffer tank
(4) DEF transfer pump (optional)
(5) DEF filterProbable Causes
DEF level
Sensor
DEF lines
DEF filter
Transfer pump (if equipped)
Relay circuitRecommended Actions
Table 3
Troubleshooting Test Steps Values Results
1. Check for Codes
A. Connect Cat® Electronic Technician (ET) to the service tool connector.
B. Look for active codes that are associated with the system for the event code.
Codes
Result: An associated code is active.
Repair: Troubleshoot any associated codes before continuing with this test.
Result: An E955, E1589 or 4367–1, 4367-17, 4367–18, or 4368–31 code is active.
Proceed to Test Step 4.
Result: A 1761-17 code is active.
Proceed to Test Step 2.
2. Check the Remote Diesel Exhaust Fluid (DEF) Tank Level
A. Visually inspect the level of DEF in the Remote DEF tank.
DEF Level
Result: The remote DEF Tank level is not below the low DEF level switch.
Proceed to Test Step 3.
Result: The remote DEF tank level is below the low DEF level switch.
Repair: Add DEF to the remote DEF tank.
If the problem is not resolved, proceed to Test Step 3.
3. Check for Codes
A. Turn the DC breaker to