low 12 volts

I have a used 2007 RXT 215 and I have been having no end of problems. I have changed a lot of parts including the ECU, gauge cluster, main harness, engine harness, and various sensors. After installing the new ECU, battery, and gauge cluster, I'm getting low voltage and low fuel messages (even...

I am looking for any help. I have a 1997 gsi that is not getting spark. I test the coil in another machine and it had spark in that machine. I puchased a new mpem and still no spark. I get the 2 beeps and the engine tunes over just no spark. I have checked all fuses and cleaned all the...