Diagnostic code 44 means: Battery temperature sensor voltage out of range.
Trouble code P0304 means:Cylinder 4 misfire detected
Fault code 16 means: Loss of battery voltage.
Code 55 is end of message. That means the computer is finished showing codes.
code 54 means there is no signal from the pickup coil aka ( cam sensor ) to the pcm.
Trouble code P1494 means:Leak detection pump pressure switch or mechanical fault
charging system excess or lack of field current
Trouble code P0720 means:Output speed sensor circuit malfunction
P0420 : catalyst efficiency failure. You have a failed catalytic converter.
Trouble code P1494 means: Leak detection pump pressure switch or mechanical fault
Nothing. All of the diagnostic codes consist of 2 digits. 'Code 3' must be incomplete.
Check tht injector wiring harness for loose and corroded connections.