map sensor modifucation?

civic 0.5 BAR

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some body can told me without change ecu,map sensor still available to detect boost up and send signal to original ecu to control air/fuel with 14.7.(any modifucation on map sensor)
 
oem map sensor can support up to 1 bar.. if u need more than that try aftermarket one like greddy 3 bar..
 
Honda MAP sensors read to 0.78bar boost [178kPA] , Proton 0.2 bar boost. [120kPA] Daihatsu Mira 1 bar [200kPA]
 
but remember for honda when you pass over around 0.1 bar the ECU will throw a CEL.
 
RSI said:
Honda MAP sensors read to 0.78bar boost [178kPA] , Proton 0.2 bar boost. [120kPA] Daihatsu Mira 1 bar [200kPA]

I thought the stock MAP sensor was 1 bar (or was it 1.5?, I forget), but limited by the ECU not being able to accept positive pressure? Not disputing really, I'm just expressing my thoughts aloud.

Where did you get that information? Is that for SOHC engine or the B16A?
 
Yes, the MAP sensor can read till 0.7 and slightly above without check/bypass valve IF the chip is programmed to run on boost. Have accidently boost 0.9-1bar without CEL. Not sure why also, but maybe the map sensor might not be accurate due to wear and tear.

civic 0.5bar
Yes, You can utilise your stock map sensor to run up till 0.7bar, dun haf to change it. Unless you boosting higher than that.
Aftermarket map sensors like the 2.5 or 3 bar map sensors can be used on
ori ECU also. All you need is a turbo chip. Only applies to OBD1

shiroitenshi said:
I thought the stock MAP sensor was 1 bar (or was it 1.5?, I forget), but limited by the ECU not being able to accept positive pressure? Not disputing really, I'm just expressing my thoughts aloud.

Where did you get that information? Is that for SOHC engine or the B16A?
 
Last edited:
some old thread i replied

http://zerotohundred.com/newforums/showthread.php?t=95477
 
thks for your informition.but, where i can get the 2.5~3.0 map sensor?or use from other car one?.because ori sensor after reading pocitif pressure(after 0.2 bar) become bre bre liao.
 
Haltech 3Bar Map sensor...its available at N1 racing sunway.

civic 0.5 BAR said:
thks for your informition.but, where i can get the 2.5~3.0 map sensor?or use from other car one?.because ori sensor after reading pocitif pressure(after 0.2 bar) become bre bre liao.
 
J101 said:
Haltech 3Bar Map sensor...its available at N1 racing sunway.
the sensor just plug and play?then original d16 ecu can support positif pressure(less than 1.0 bar)?
the sensor around how much wo?
 
the only reason why u wanna change the map sensor to 3 bap is u have mapped the ecu to anything below 3bar boost. turbo maps.

civic 0.5 BAR said:
the sensor just plug and play?then original d16 ecu can support positif pressure(less than 1.0 bar)?
the sensor around how much wo?
 

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