z22yh

Vectra 2.2 direct petrol Z22YH Problem: When started from cold, sounding like a diesel under the bonnet, then when revved it will cut out, the engine will not rev over 1500rpm before cutting out. Car will start straight back up but runs rough. Therefore car is not drivable. It was juddering...

Hi guys, I'm getting a P0341 cam circuit fault code after installing new timing chains. The power and ground wires to the sensor are good with no drop outs. I'm getting nothing on the signal wire with the engine rotating, but am able to do a bypass and create a signal. It's as though there's...

Hi all, Started my car yesterday and it sounded very noisy and obviously something wrong, so i stopped it straight away, now when i try to start it the engine just turns over but dont fire. I am not sure why i think its the cam chain but knowing the chain is loose and the noise it made the...

Hi everyone, I have a problem that's come on quite quickly with my veccy. I have op-com code read the ecu with error code p0301, cylinder 1 misfire. The engine starts fine and some times there seems to be very little or no misfire when idling, until i drive it about 100 yards, Then the...

Hi folks! Ok, got a rather odd one here! I've just recently taken ownership of a Vectra c with the z22yh Ecotec engine. It was going about 5 miles before overheating, so I did a few checks. What I'm noticing is that the top radiator hose gets really hot and pressurises, whilst the bottom hose...