TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
Table 2. Machine Control System - Continued.
TEST OR INSPECTION
CID FMI CODE
2. Check sensor wiring harness for a short to 1. If each resistance measurement is
0473 04 -
greater than 5,000 Ohms, go to Test 3.
(a) Turn engine start switch and battery
2. If one or more resistance
disconnect switch to OFF position (TM
measurements is not correct, there is a
short between signal contact J1-36
(b) Disconnect wiring harness from brake
(wire 483 BR) and circuit with low
charging pressure sensor (WP 0071
resistance measurement. Replace
wiring harness in question (WP 0169
(c) Disconnect wiring harness
00 thru WP 0175 00).
connector(s) from machine ECM (WP
(d) At ECM wiring harness connector,
J1-36 (wire 483 BR) of wiring harness
to all possible sources of ground.
Measure resistance to all ECM wiring
harness connector contacts.
3. Verify diagnostic code remains active.
1. If CID 0473 FMI 04 is active, replace
(a) Inspect and clean harness connector
machine ECM (WP 0052 00).
2. If CID 0473 FMI 04 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.
(e) Check status of CID 0473 FMI 04.