TM 5-3805-290-23-1
TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
0009 00
Table 2. Machine Control System - Continued.
(MID 081)
TEST OR INSPECTION
CORRECTIVE ACTION
CID FMI CODE
2. Verify diagnostic code remains active.
1. If CID 1231 FMI 03 i active, replace
1231 03 -
(a) Inspect and clean harness connector
machine ECM (WP 0052 00).
Cont.
contacts.
2. If CID 1231 FMI 03 is not active, initial
(b) Reconnect all harness connectors.
diagnostic code was probably caused
(c) Turn battery disconnect switch and
by a poor electrical connection or a
engine start switch to ON position (TM
short at a harness connector that was
disconnected and reconnected.
(d) Operate machine (TM 5-3805-290-
Resume normal machine operation.
10).
(e) Connect MSD (WP 0006 00) and
determine if CID 1231 FMI 03 is
active.
1231 04
427-B1878
N OT E
This test procedure may create other diagnostic codes. Ignore these created diag-
nostic codes and clear these diagnostic codes when original diagnostic code has
been corrected. Ensure diagnostic code CID 1231 FMI 04 is active before per-
forming this procedure.
1. Check brake charging solenoid.
1. If CID 1231 FMI 04 changes to CID
(a) Turn battery disconnect switch and
1231 FMI 05 when brake charging
engine start switch to ON position (TM
solenoid is disconnected, brake
5-3805-290-10). Do not start engine.
charging solenoid has failed. Repeat
(b) Connect MSD (WP 0006 00) and
this test to verify brake charging
observe status of diagnostic code.
solenoid failure. Replace braking and
(c) Disconnect brake charging solenoid
hydraulic fan gear pump (WP 0186 00).
from wiring harness (WP 0186 00).
2. If CID 1231 FMI 04 remains active, go
to Test 2.
