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Home >> Fiat >> 2017 >> 124 Spider Classica, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> 1.4L - DTCS P1043-00 To P2116-00 >> DTC Troubleshooting >> P1303-00-Implausible Transmission Self-Learning Signal Received >> Possible Causes
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Possible Causes

Possible Causes
TRANSMISSION CONTROL MODULE
POWERTRAIN CONTROL MODULE

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. (Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  ). 

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