TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
Table 2. Machine Control System - Continued.
TEST OR INSPECTION
CID FMI CODE
4. Check signal circuit for a short in harness. 1. If resistance is greater than 5,000
0177 08 -
(a) Engine start switch and battery
Ohms, go to Test 5.
disconnect switch remain in OFF
signal circuit is shorted to another
(b) Disconnect wiring harness connectors
circuit in harness. Replace wiring
from sensor (WP 0068 00) and machine
harness in question (WP 0169 00 thru
ECM (WP 0052 00).
WP 0175 00).
(c) Measure resistance between contact
J2-24 (wire 428 OR) and all contacts
used in ECM wiring harness
5. Verify diagnostic code remains active.
1. If CID 0177 FMI 08 is not active, initial
(a) Inspect and clean harness connectors.
diagnostic code was probably caused
(b) Reconnect all harness connectors.
by a poor connection or a short at a
(c) Turn battery disconnect switch and
connector that was disconnected and
engine start switch to ON position (TM
reconnected. Resume normal
(d) Operate machine (TM 5-3805-290-
2. If CID 0177 FMI 08 is active, replace
machine ECM (WP 0052 00).
(e) Connect MSD and check status of CID