hi i have a vauxhall vectra desiel 2.0 the engine light comes on after a few seconds after starting then goes of when driving for a little while then on and off and has no power. if i go over 3 thousand rev's the light comes on and stays on when the light is on it wont rev above 4 thousand i replaced the crank sensor and still no joy any advice and details of how to sort it would be helpfull
thank you
Make sure the engine oil level is correct.
Check all air and vacuum hoses for leaks or splits.
If that's all OK, get the fault codes read then post again.
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