2004 Vauxhall Zafira

Engine Mechanical problem
2004 Vauxhall Zafira 4 cyl Front Wheel Drive Manual 71000 miles

hi about 6 weeks ago my car engine light came on and then when I went over 30 it started to flash took it to be seen and he put it on the machine and it came back with misfire cylinder 2 & 4 he put new spark plugs in and new coil pack but engine light is still on and it has constant misfire now especialy when I put foot on the accelarator its making my whole car shake any ideas please.
March 18, 2010.

Ask your mechanic to check for blocked/clogged injectors. Also to check the plug wires are OK

Dave H
Mar 19, 2010.