TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
Table 2. Machine Control System - Continued.
TEST OR INSPECTION
CID FMI CODE
2. Check clutch 6 (first speed) solenoid
1. If each resistance measurement is
1406 06 -
energize circuit for a short to ground.
greater than 5,000 Ohms, go to Test 3.
(a) Turn engine start switch and battery
2. If each resistance measurement is not
disconnect switch to OFF position (TM
greater than 5,000 Ohms, there is a
short between J1-48 (wire 755 OR) and
(b) Clutch 6 (first speed) solenoid remains
circuit with low resistance
disconnected from wiring harness (WP
measurement. Replace wiring harness
in question (WP 0169 00 thru WP 0175
(c) Disconnect wiring harness
connector(s) from machine ECM (WP
(d) At ECM wiring harness connector,
J1-48 (wire 755 OR) to all contacts that
are used in ECM wiring harness
3. Verify diagnostic code remains active.
1. If CID 1406 FMI 06 is active, replace
(a) Inspect and clean harness connector
machine ECM (WP 0052 00).
2. If CID 1406 FMI 06 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 1406 FMI 06.
1. If resistance is greater than 5,000
(a) Turn battery disconnect switch and
Ohms, replace machine ECM (WP
engine start switch to OFF position
(b) Disconnect 309 GN wire from engine
there is a short between frame ground
and signal circuit in wiring harness.
(c) Disconnect J1 and J2 wiring harness
Replace wiring harness in question
connectors from machine ECM (WP
(WP 0169 00 thru WP 0175 00).
(d) At engine start switch, measure
resistance between wire 309 GN and