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 4. Test for Shorted Cab
Relay Voltage Above Nor-
Lower Wiring Harness.
mal - Continued
1. Disconnect rear chassis wiring
harness connector FA-C22 (WP
0009, Figure 47) from cab lower
wiring harness connector P-C69
(WP 0009, Figure 46).
2. Using digital multimeter, test for
Continuity - Replace cab lower wiring
continuity between cab lower wir-
harness (WP 0266).
ing harness connector P-C69
Connect rear chassis wiring harness
(WP 0009, Figure 46) terminal 42
connector FA-C21 (WP 0009, Figure
and all other P-C69 terminals.
124) to trans/chassis ECM J2 (WP
There should be no continuity.
0009, Figure 112).
Install the differential lock relay (WP
0009, Figure 200) in the differential
lock relay socket (WP 0009, Figure
199).
Proceed to step 3.
No Continuity - Replace rear chassis
wiring harness (WP 0188).
Install the differential lock relay (WP
0009, Figure 200) in the differential
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.
0020-146
