Engine Missing

[jeyrl]

My 1997 E-420 was running fine until I had to make a sudden stop. It then started missing and has a po-300 and 320 code???? Any ideas????

[97 SL320]

Post the MB definition of the codes please.

[tjts1]

Your crank sensor is shot.

[jeyrl]

Thanks

[nulu]

Take it to someone that can read ignition misifre with sds tool, usually coils go bad when you have misfires, once they find which cylinder,s are is misfiring swap the coil to a different hole if the problem moves replace coil

[jeyrl]

Thanks NULU It worked out like U said...

[97 SL320]

So was it the crank sensor or ignition coils that you changed?