TM 9--2350--292--20--1
0166 00--2
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. Remove switch panel from bracket and
reconnect ground strap to switch panel
(WP 0242 00).
2. Disconnect lead 10 from CB6.
3. Turn MASTER switch ON
(TM 9--2350--292--10).
4. Place red multimeter lead in lead 10 circuit
breaker connector and black lead to ground.
Check for voltage.
5. Turn MASTER switch OFF
(TM 9--2350--292--10).
no
yes
B
C
CONTINUED ON NEXT PAGE
1. Disconnect lead 25/27 from CB6.
2. Place one multimeter lead in each CB6
connector. Check for continuity.
3. Reconnect leads 10 and 25/27 to CB6.
Is continuity present?
Go to WP 0126 00 and
troubleshoot harness
4W105 lead 10. Verify
fault is corrected.
no
yes
Replace CB6 (WP 0242 00).
Verify fault is corrected.
CONTINUED FROM STEP A
