96' camry v6 had a po305 code I replaced plug wires- coils- injector and ignition module. Now starts and stops immediately

 

Check for loose, damaged or non-connected vacuum hoses.

Plus electrical connections at MAF, TPS, IAC, etc.

Clean IAC valve.

Make sure EGR valve is not stuck open.

Make sure the fuel pump is not turning off once the engine starts.