TwinTurbo.NET: Nissan 300ZX forum - 3 things for engine to run compression, fuel, fireh
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Subject 3 things for engine to run compression, fuel, fireh
     
Posted by Dane (Houston) on July 20, 2008 at 12:42 AM
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In Reply To Car Cranks But Wont Start posted by boxspring on July 19, 2008 at 11:05 PM
     
Message you injectors click which means the CAS (crank angle sensor) is reading but do you have fuel pressure?

When checking for spark with a sparkplug in a coil pack the sparkplug threading has to be grounded, then you watch for spark while cranking or turning CAS. If you did this, then you're looking at PTU issue. The recalled PTUs have a metal heatsink. the revised/newstyle are full plastic on a metal bracket but with no heat sinks.

Possible worser case. If you have had fuel the whole time, your flooding and fouling the cylinders as you crank the engine. If this is done constanly you will loose compression because the war fuel will was down the rings.

Formerly SpecNATT (Houston)
cutforsig

     
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