TROUBLESHOOTING WITH A DIAGNOSTIC CODE - CONTINUED
Table 3. Powertrain Control - Continued.
CID FMI CODE
TEST OR INSPECTION
(c) At wiring harness connector for
1. If each resistance measurement is
01177 03 - Continued.
powertrain ECM, measure resistance
greater than 5,000 Ohms, perform this
between signal contact J1-22 (wire
diagnostic code procedure again. If
R818-YL) and all contacts used in
failure is not found, replace powertrain
wiring harness connector for ECM.
ECM (WP 0063 00).
is less than 5,000 Ohms, the short is
between the signal contact J1-22 (wire
K977-PK) and the circuit with the low
wiring harness (WP 0195 00 thru WP
1. Check sensor.
Disconnect wiring harness from transmission
1. If diagnostic code changed from CID
oil temperature sensor (WP 0092 00).
0177 FMI 04 to CID 0177 FMI 03,
replace transmission oil temperature
sensor (WP 0092 00).
2. If original diagnostic code remains
active, go to Test 2.
2. Check harness.
(a) Sensor remains disconnected from
(b) Turn battery disconnect and engine
start switches to OFF position (TM 5-
(c) Disconnect wiring harness connector
from powertrain ECM (WP 0063 00).