Allison B 300 - Code 41 XX - Open or Short-To-Ground in Solenoid Circuit

Copyright © 1998 General Motors Corp. 6–61
WTEC II ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL
Figure 6–21. Code 41 Schematic Drawing (Units Produced Prior To 9/94)
D 3
107 GREEN
A 7
F SOL HI
D 3
A
B
C
41 14
E
41 16
B
41 13
D
41 15
A
41 12
K
41 25
G
41 22
A
B
A
B
A
B
A
B
A 3
A 30
A 4
A 1
120 WHITE
TRANSMISSION
A 20
A 2
102 ORANGE
A 2
H 1
111 GREEN
A 11
B 1
128 ORANGE
A 28
B 2
121 VIOLET
A 21
E 1
129 VIOLET
A 29
C 1
103 GREEN
C 2
130 YELLOW
F 1
104 WHITE
D 2
110 WHITE
A 10
A
134 YELLOW
A 34
B
109 BLUE
A 9
A SOL
SOLENOID
GROUND 1
D SOL
J SOL
B SOL
SOLENOID
GROUND 2
E SOL
C SOL
SOLENOID
GROUND 3
G SOL
F SOL LO
K SOL HI
K SOL LO
A 1
A 2
D 1
B 1
B 2
E 1
C 1
C 2
F 1
D 2
A
B
D 1
131 BLUE
A 31
A
B
A
B
F
41 21
H 3
116 YELLOW
A 16
N SOL HI
H 3
H 2
101 BLUE
A 1
N SOL LO
H 2
A
B
*N
41 26
RTDR
ECU
A
B
H
41 23
A
127 WHITE
A 27
B
122 VIOLET
A 22
H SOL HI
SOLENOID
GROUND 4
ACCUMULATOR OR T-CASE
*J
41 24
H 1
B
A
V01605
ECU
A
A 9
A 1
A 18
A 27
A
(BLACK/WHITE)
NOTE: These wires may pass through a bulkhead connector.
*Only present on MD 3070 models.
SEE NOTE
SEE NOTE
SEE NOTE
SEE NOTE
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SEE NOTE
CODE 41 XX — OPEN OR SHORT-TO-GROUND IN SOLENOID CIRCUIT