C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Will MAF

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Old Aug 16, 2010 | 09:34 PM
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Default Will MAF

Will a bad MAF keep my car from starting I unpluged I still can't get the car to start.
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Old Aug 16, 2010 | 09:48 PM
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The MAF can prevent a start. Try to start the engine a couple of times after you unplug the sensor, Mine was cranking and catching and dying. but it would catch on the second try after unplugging the MAF (but never the first time). You can also try unplugging the timing connector at the distributor to test for the pickup coil.
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Old Aug 16, 2010 | 09:48 PM
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Your car will start with the mass air flow sensor unplugged. Your problem lies elsewhere.
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Old Aug 16, 2010 | 10:15 PM
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Check for fuel, check for ignition while cranking.
You need spark, fuel, compression, and the mechanical parts to be working.
Check each one of these, and you will find your problem.
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Old Aug 16, 2010 | 10:23 PM
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Thanks but I KNow I have great spark good compression I ging to out this weekend and pick up a fuel pressure gauge.

The ownner of the local Napa store told me his C4 didn't start due to a bad MAF.

I think it fuel my self.

I going to replace the relay and put a fuel pressure gauge on the car.

Originally Posted by coupeguy2001
Check for fuel, check for ignition while cranking.
You need spark, fuel, compression, and the mechanical parts to be working.
Check each one of these, and you will find your problem.
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