TM 5-3805-293-23-2
0020
Table 1. Transmission Code (2113-03 TO 2304-06) Troubleshooting Procedures - Continued.
CDI FMI CODE
TEST OR INSPECTION
CORRECTIVE ACTION
2304-03 Differential Lock
Test Step 3. Test for Shorted Rear
Relay Voltage Above Nor-
Chassis Wiring Harness.
mal - Continued
1. Disconnect rear chassis wiring
harness connector FA-C21 (WP
0009, Figure 124) from trans/
chassis ECM J2 (WP 0009, Fig-
ure 112).
2. Using digital multimeter, test for
Continuity - Proceed to Test Step 4.
continuity between rear chassis
No Continuity - Replace transmis-
wiring harness connector FA-C21
sion ECM (WP 0137).
(WP 0009, Figure 124) terminal 3
Install the differential lock relay (WP
and all other FA-C21 terminals.
0009, Figure 200) in the differential
There should be no continuity.
lock relay socket (WP 0009, Figure
199).
Proceed to step 3.
3. Using MSD (WP 0006). Select
2304-03 Code Active - Repeat trou-
Trans/Chassis 120M and verify
bleshooting from the beginning of this
2304-03 is active.
diagnostic code.
2304-03 Code Not Active - Trouble-
shooting complete.
0020-145
