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Automatic Tra nsm ission
DTG Troubleshooting (cont'd)
17. Raise the front of the vehicle, make sure it is
securety supported, and allow the front wheels to
rotate freely.
18. Stan the engine, then shift to D position and let the
wheels rotate.
19. Measure the voltage between pCfM connector
terminals C15 and A23 or A24.
PCM CONNECTORS
W;re side of female terminals
ls thete 1.5 V - 3.5 V ?
YES -. Update the PCM if it does not have the latest
software, or substitute a known-good pCM, then
recheck (see page 14-7). lf the symptom/indication
goes away with a known-good pCM, replace the
o r i g i n a l P C M . I
NO Replace the countershaft speed sensor.l
14-80
20. Measure the voltage between pCM connector
lerminals A21 and A23 o( A24.
ls tnere 4.75 V- 5.25 V?
YES Repair open in the wire between pCM
connector terminal 421 and the countershaft speed
sensor connector.l
NO Go to step 21.
PCM CONNECTOR A (31P)
Wire side of female terminals
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Troubleshooting
