TM 9--2350--292--20--1
0166 00--3
SYSTEM WARNING LIGHT DOES NOT LIGHT WHEN MASTER SWITCH IS
ON OR WHEN MAIN ENGINE OIL PRESSURE IS BELOW OPERATING LEVEL
-- CONTINUED
0166 00
Is 24 V dc present?
1. Disconnect harness 4W103 P1 from gauge
panel.
2. Turn MASTER switch ON
(TM 9--2350--292--10).
3. Place multimeter red lead in harness 4W103
P1 connector socket K and black lead to
ground. Check for voltage.
4. Turn MASTER switch OFF
(TM 9--2350--292--10).
no
yes
D
E
CONTINUED ON NEXT PAGE
1. Reconnect harness 4W103 P1 to gauge panel.
2. Remove switch panel from bracket
(WP 0242 00) and reconnect ground strap to
switch panel.
3. Disconnect harness 4W105 P1 from switch
panel.
4. Turn MASTER switch ON
(TM 9--2350--292--10).
5. Place multimeter red lead in harness 4W105 P1
socket N and black lead to ground. Check for
voltage.
6. Turn MASTER switch OFF
(TM 9--2350--292--10).
Is 24 V dc present?
Go to Step H.
no
yes
Repair (WP 0290 00) or replace
(WP 0317 00) harness 4W105
P1. Verify fault is corrected.
CONTINUED FROM STEP C