Intake manifold cracked
Cracks in the manifold can leak air, resulting in a vacuum leak and poor engine performance. It could leak coolant as well, externally, into the cylinders, or into the oil. I would have a certified mechanic, such as one from...
My car won't go into gear when the engine is on buy goes fine even when the clutch pedal isn't down when the engine is off Mechanic's Assistant: Has the clutch been slipping? Are you having any trouble shifting? The clutc...
My car won't go into gear when the engine is on buy goes fine even when the clutch pedal isn't down when the engine is off Mechanic's Assistant: Has the clutch been slipping? Are you having any trouble shifting? The clutch pedal went a while ago so I replaced master and slave cylinder But it won't shift when engine is on Mechanic's Assistant: What is the make/model/year of your car? Honda civic mk 7 2003 1.7 tdi Mechanic's Assistant: Are you fixing your Civic yourself? What have you tried so far? Yes, new master cylinder, new slave cylinder, clutch pipe replacement due to corrosion and clutch bled Mechanic's Assistant: Anything else you want the Mechanic to know before I connect you? When the clutch pipe was remove there was some kind of circular valve that was taken off(the guy that did it said he can't see what it actually does) new pipe was connected directly rather than through this bracket