question about maf sensors

SouthArk370Z · 07-02-2017, 07:19 PM

Quote:

Originally Posted by phunk

So which load condition are you confident that the FSM intends you to find 2.4V?

Standard safety procedures will mean the car is in P or N, ie, no load.

phunk · 07-02-2017, 07:30 PM

Quote:

Originally Posted by SouthArk370Z

Standard safety procedures will mean the car is in P or N, ie, no load.

I havent seen that stated anywhere.

But I think I will step aside and let you spearhead the diagnostics of his MAFs

SouthArk370Z · 07-02-2017, 07:59 PM

Quote:

Originally Posted by phunk

I havent seen that stated anywhere.

If the Nissan engineers wanted the engine tested under load, they would have said so. Procedure says to hook the harnesses back up, start the engine, check idle V, rev to 4K, check V - no mention of loading the engine.

Quote:

Originally Posted by phunk

But I think I will step aside and let you spearhead the diagnostics of his MAFs

Please don't. Everything else in your post made very good sense. Going by the many "odd" problems OP is having with his Z, it looks like he needs all the help he can get.

Z_ealot · 07-02-2017, 08:06 PM

Quote:

Originally Posted by SouthArk370Z

If the Nissan engineers wanted the engine tested under load, they would have said so. Procedure says to hook the harnesses back up, start the engine, check idle V, rev to 4K, check V - no mention of loading the engine.

Please don't. Everything else in your post made very good sense. Going by the many "odd" problems OP is having with his Z, it looks like he needs all the help he can get.

If it helps any my scantool reads the airflow at idle at 3.5 g/s

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