HEPL! redtop wont rev past 2K please help!!

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chickenknob
Posts: 318
Joined: Thu Feb 02, 2006 8:20 pm
Car: 1993 Nissan 180SX SR20DET
2002 Honda S2000

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reving smoothly it wont go past 2 i changed the maf from a on redtop one to a new SOHCand its still doing it wiring looks good to me!runs great till 2Kthanks for any help!!
Modified by chickenknob at 12:11 PM 11/17/2006


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FSUDrifter
Posts: 1495
Joined: Fri Jan 13, 2006 7:50 pm
Car: trying to decide on one...

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test the voltage on the maf, also you can get a pinout for the ecu and run wires straight from the ecu to the sensor.

also check tps

chickenknob
Posts: 318
Joined: Thu Feb 02, 2006 8:20 pm
Car: 1993 Nissan 180SX SR20DET
2002 Honda S2000

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the wat should the voltage to the maf be?and w swapped the tps and its still doing it:(

Blown240sx
Posts: 1963
Joined: Thu Apr 21, 2005 3:20 pm
Car: 1996 240sx

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idle voltage should be .5v or around that.

chickenknob
Posts: 318
Joined: Thu Feb 02, 2006 8:20 pm
Car: 1993 Nissan 180SX SR20DET
2002 Honda S2000

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1st pin 12v2nd pin 0v3rd pin 0v

tested if any of them ground and they do notshould there be a ground in the 3 wire going to the maf?

chickenknob
Posts: 318
Joined: Thu Feb 02, 2006 8:20 pm
Car: 1993 Nissan 180SX SR20DET
2002 Honda S2000

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i unplugged the TPS revs like a champ!?!

Deadrodent
Posts: 420
Joined: Wed May 25, 2005 9:00 pm
Car: 1992 240sx hatchback
Contact:

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bump for the same problem...


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