TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
Table 2. Machine Control System - Continued.
TEST OR INSPECTION
CID FMI CODE
1. If CID 1401 FMI 03 is active, replace
2. Verify diagnostic code remains active.
1401 03 -
machine ECM (WP 0052 00).
(a) Inspect and clean harness connector
2. If CID 1401 FMI 03 is not active, initial
diagnostic code was probably caused
(b) Reconnect all harness connectors.
by a poor electrical connection or a
(c) Turn battery disconnect switch and
short at a harness connector that was
engine start switch to ON position (TM
disconnected and reconnected.
Resume normal machine operation.
(d) Operate machine (TM 5-3805-290-
determine if CID 1401 FMI 03 is
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 1401 FMI 05 is active before per-
forming this procedure.
1. If diagnostic code remains active, go to
1. Check clutch 1 (forward low) solenoid.
(a) Turn battery disconnect switch and
2. If diagnostic code is no longer active,
engine start switch to ON position. Do
failed. Repeat this test to verify clutch
(b) Disconnect clutch 1 (forward low)
1 (forward low) solenoid failure.
Replace modulating valve (WP 0177
00). Verify new transmission control
(c) At clutch 1 (forward low) solenoid
valve corrects problem.
wiring harness connector, place a
jumper wire from contact 1 (wire 752
YL) to contact 2 (wire X750 OR).
(d) Observe status of CID 1401 FMI 05.