P073E – Unable to Engage Reverse

P073E Possible Symptoms

Engine Light ON (or Service Engine Soon Warning Light)

P073E Possible Causes

Transmission mechanical problems,Faulty transmission valve body,Faulty Transmission Control Module (TCM),Transmission Control Module (TCM) harness is open or shorted,Transmission Control Module (TCM) circuit poor electrical connection

P073E Description

The Transmission Control Module (TCM) monitors the transmission gear. The TCM sets the OBDII code when the transmission is not at the gear the TCM commands.