Code P1593 Possible Causes
Faulty Throttle Control Unit
Throttle Control Unit circuit poor electrical connection
Throttle Control Unit harness is open or shorted
Alternator electrical circuit poor electrical connection
Code P1593 Possible Causes
Faulty Throttle Control Unit
Throttle Control Unit circuit poor electrical connection
Throttle Control Unit harness is open or shorted
Alternator electrical circuit poor electrical connection