TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
Table 3. Powertrain Control - Continued.
CID FMI CODE
TEST OR INSPECTION
4. Check switch operation.
0627 04 - Continued.
(a) Wiring harness remains disconnected
(b) Activate parking brake oil pressure
contact A (wire 202-BK) of wiring
harness connector on switch.
(d) Connect other lead from a multimeter
to contact B (wire 419-YL) of harness
connector on switch.
and contact B. Note resistance.
contact B and connect lead to contact C.
1. If resistance from contact A to contact
and contact C.
B is less than 5 Ohms, and resistance
from contact A to contact C is greater
than 5 Ohms, go to Test 5.
2. If resistance measurements do not differ
for both contacts or measurements have
not changed from previous test, replace
parking brake oil pressure switch (WP
5. Check if diagnostic code remains active.
(a) Inspect and clean harness connectors.
(b) Reconnect all harness connectors.
(c) Operate machine (TM 5-3805-291-
1. If CID 0627 FMI 04 is active, exit this
(d) Use messenger to determine if CID
procedure and repeat procedure. If
0627 FMI 04 is present (TM 5-3805-
cause of diagnostic code is not found,
replace powertrain ECM (WP 0063 00).
2. If CID 0627 FMI 04 is not active,
diagnostic code does not exist at this
time. Resume normal machine