bogging at 3000-3500 RPM

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sil8tdrftr
Posts: 571
Joined: Mon Feb 06, 2006 7:28 pm
Car: 240SX coupe, fastback, vert

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ok so i have trouble accelerating in my sr... on the freeway when im trying to go past 70mph it boggs and doesnt let me go past 70mph...it starts at 3000 RPM the same with 1st through 5th gears when i accelorate fast... like when trying to pass a slow car... and im running a little rich???

ive checked my cam angle sensor already and its fine ... dont know what else to look for... any help would be much appreciated... thanks in advance


aznrib
Posts: 85
Joined: Fri Jun 23, 2006 5:43 am
Car: 1995 240sx

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-boost leak-TPS voltage-timing

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j_rocc2003
Posts: 100
Joined: Sun Feb 04, 2007 5:42 pm
Car: 90 s13 240 w/sr swap

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def sounds like a boost leak. take off all ur ic piping and inspect it all and than reinstall it. make sure there are no cracks or rips in ur couplers n such. does it puke out black smoke when your under load??

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sil8tdrftr
Posts: 571
Joined: Mon Feb 06, 2006 7:28 pm
Car: 240SX coupe, fastback, vert

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it does puke out black smoke... alot....

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ZOMG.SR20
Posts: 2703
Joined: Sat Mar 29, 2008 5:12 pm
Car: 1990 s13
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aznrib wrote:
-boost leak-TPS voltage-timing
im having these problem except the black smoke so i figured out its the TPS due to my timing is dead on and i tightened down all my connections

could anyone tell me the proper voltages

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jinjo_d1
Posts: 20
Joined: Tue Mar 03, 2009 3:17 pm
Car: 1993 nissan 240sx

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im having trouble wit my tps too. i think whats urs doing


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