TM 9-2320-387-24-l
TRANSMISSION
SYSTEM
DIAGNOSTIC
FLOWCHART
IGNITION POWER
291 D
i
Reset tram pwr CB
and recheck voltage
>12V?
0 NO
Check for >12V on
tram relay pin 3
(wire 29OC/291 C).
Repair wire 2906/291 C.
Repair wire
29D/29T.
Check run pwr
CB for >24V
(wire 29D).
I
I
Check for >12V on
tram relay pin 4
(wire 2908/291 B).
,
Check trans pwr
CB out for >12V
(wire 290A/291/%37A).
Check f,or >24V on
wire 29T at trans relay
(pin 2).
Repair wire
29OAf291 Af537A.
I
Check trans pwr
CB In for >12V
(wire 290/291/537).
Check for zero V (gnd) on
wire 57T at trans relay (pin 1).
2-404
