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Possible Causes

Possible Causes
(T13) OUTPUT SPEED SIGNAL CIRCUIT OPEN
(T14) OUTPUT SPEED SENSOR POWER CIRCUIT OPEN
(T13) OUTPUT SPEED SIGNAL CIRCUIT SHORTED TO GROUND
(T14) OUTPUT SPEED SENSOR POWER CIRCUIT SHORTED TO GROUND
(T13) OUTPUT SPEED SENSOR SIGNAL CIRCUIT FOR A SHORT TO ANOTHER CIRCUIT
OUTPUT SPEED SENSOR
TRANSMISSION CONTROL MODULE (TCM)

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. Refer to  6F24 PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE   .