Possible causes
– Faulty Transmission Control Module (TCM)
– Transmission Control Module (TCM) harness is open or shorted
– Transmission Control Module (TCM) circuit poor electrical connection
– Transmission Control Module (TCM) harness is open or shorted
– Transmission Control Module (TCM) circuit poor electrical connection
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
P1703 INFINITI OBD Code Description