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
1. If resistance is less than 5.0 Ohms, go
2. Check harness for an open circuit.
1231 05 -
to Test 3.
(a) Turn engine start switch and battery
Cont.
disconnect switch to OFF position (TM 2. If resistance is greater than 5,000
Ohms, there is an open circuit in wire
C881 BU or wire T799 BR of wiring
(b) Disconnect wiring harness
harness. Replace wiring harness in
connector(s) from machine ECM (WP
question (WP 0169 00 thru WP 0175
0052 00).
00).
(c) Jumper wire installed in Test 1 remains
in place.
(d) At wiring harness connector, measure
resistance from signal contact J1-68
(wire C881 BU) to contact J1-54 (wire
T799 BR).
1. If CID 1231 FMI 05 is active, replace
3. Verify diagnostic code remains active.
machine ECM (WP 0052 00).
(a) Inspect and clean harness connector
2. If CID 1231 FMI 05 is not active, initial
contacts.
diagnostic code was probably caused
(b) Reconnect all harness connectors.
by a poor electrical connection at a
(c) Turn battery disconnect switch and
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-
10).
(e) Check status of CID 1231 FMI 05.
0009 00-114