1998 2l 16vdi vauxhall astra code - Rob70
while driving my astra last weekend i came up a slip road and at the top it stopped and now will not start at all. i had a fault read 2yrs ago and it`s code came up as PO400 critical system malfunction2. could this be anything to do with it. also what does this code mean
1998 2l 16vdi vauxhall astra code - Screwloose

Before Vauxhall corrupted what was supposed to be an industry-standard code; P0400 referred to an EGR failure of some type.

As an EGR fault cannot cause a non-start; then it's unlikely to be that and you should get the codes re-read - it may be a pump, or pump ECU, fault.