6–10 Copyright © 1998 General Motors Corp.
DIAGNOSTIC CODES
WTEC II ELECTRONIC CONTROLS TROUBLESHOOTING MANUAL
53
(cont’d)
38
Offgoing speed test (during shift),
3 to N1
Yes
(1)
DNS, NNC, DNA
39
Offgoing speed test (during shift),
3 to N3
Yes
(1)
DNS, RPR, DNA
48
Offgoing speed test (during shift),
4 to N1
Yes
(1)
DNS, NNC, DNA
49
Offgoing speed test (during shift),
4 to N3
Yes
(1)
DNS, RPR, DNA
58
Offgoing speed test (during shift),
5 to N1
Yes
(1)
DNS, NNC, DNA
59
Offgoing speed test (during shift),
5 to N3
Yes
(1)
DNS, RPR, DNA
68
Offgoing speed test (during shift),
6 to N1
Yes
(1)
DNS, NNC, DNA
69
Offgoing speed test (during shift),
6 to N4
Yes
(1)
DNS, RPR, DNA
78
Offgoing speed test (during shift),
R to N1
Yes DNS, NNC, DNA
99
Offgoing speed test (during shift),
N2 to N3 or N3 to N2
Yes DNS, RPR, DNA
XY Offgoing speed test, X to Y
(4)
54 01
Oncoming ratio test (after shift),
L to 1
Yes DNS, RPR, DNA
07
Oncoming ratio test (after shift),
L to R
Yes DNS, NNC, DNA
10
Oncoming ratio test (after shift),
1 to L
Yes DNS, RPR, DNA
12
Oncoming ratio test (after shift),
1 to 2
Yes DNS, RPR, DNA
17
Oncoming ratio test (after shift),
1 to R
Yes DNS, NNC, DNA
21
Oncoming ratio test (after shift),
2 to 1
Yes DNS, RPR, DNA
23
Oncoming ratio test (after shift),
2 to 3
Yes DNS, RPR, DNA
24
Oncoming ratio test (during shift),
2 to 4
Yes DNS, RPR, DNA
Table 6–2. WT Series Diagnostic Codes (cont’d)
Main
Code
Subcode Description
DO NOT
SHIFT
Light
Inhibited Operation
Description
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