Allison B 400 - Page 45

Copyright © 1998 General Motors Corp. 6–9
DIAGNOSTIC CODES
WTEC II ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL
51
(cont’d)
64
Offgoing ratio test (during shift),
6 to 4
Yes DNS, RPR, DNA
65
Offgoing ratio test (during shift),
6 to 5
Yes DNS, RPR, DNA
XY Offgoing ratio test, X to Y
(4)
52 01
Offgoing C3PS test (during shift),
L to 1
Yes DNS, RPR, DNA
08
Offgoing C3PS test (during shift),
L to N1
Yes DNS, NNC, DNA
32
Offgoing C3PS test (during shift),
3 to 2
Yes DNS, RPR, DNA
34
Offgoing C3PS test (during shift),
3 to 4
Yes DNS, RPR, DNA
54
Offgoing C3PS test (during shift),
5 to 4
Yes DNS, RPR, DNA
56
Offgoing C3PS test (during shift),
5 to 6
Yes DNS, RPR, DNA
71
Offgoing C3PS test (during shift),
R to 1
Yes DNS, NNC, DNA
72
Offgoing C3PS test (during shift),
R to 2
Yes DNS, NNC, DNA
78
Offgoing C3PS test (during shift),
R to N1
Yes DNS, NNC, DNA
79
Offgoing C3PS test, R to 2
(R to NNC to 2)
Yes DNS, NNC, DNA
99
Offgoing C3PS test (during shift),
N3 to N2
Yes DNS, RPR, DNA
XY Offgoing C3PS test, X to Y
(4)
53 08
Offgoing speed test (during shift),
L to N1
Yes
(1)
DNS, NNC, DNA
09 Offgoing speed test, Low to NNC Yes
(1)
DNS, NNC, DNA
18
Offgoing speed test (during shift),
1 to N1
Yes
(1)
DNS, NNC, DNA
28
Offgoing speed test (during shift),
2 to N1
Yes
(1)
DNS, NNC, DNA
29
Offgoing speed test (during shift),
2 to N2
Yes
(1)
DNS, RPR, DNA
Table 6–2. WT Series Diagnostic Codes (cont’d)
Main
Code
Subcode Description
DO NOT
SHIFT
Light
Inhibited Operation
Description