Author Topic: DIY Crank Position Sensor Modification  (Read 5512 times)

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Offline chrisfranklin

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Re: DIY Crank Position Sensor Modification
« Reply #15 on: June 23, 2011, 12:18:20 PM »
Am personally probably not going to mess with the IAT since my intake setup is already piped to the outside and things are probably as cold as they are going to get.   

Had a MAP adjuster from Turbo City -- that was the last time I messed with a sensor.  I pulled the thing though.  Mine was not enabling me to set a steady voltage -- you'd turn the plastic screw a minuscule amount and the readout would take off + or -.  Headache. 

Just replacing the MAP sensor -- though I wasn't getting a code -- and replacing the tubing and cleaning out its fitting to the intake manifold, that actually helped drive-ability a great deal.   Of course, the one I replaced had been on there probably 16 years or so. 

Still haven't done the CPS mod here though i do have a new one to work with.  Have a new alternator and belt I want to get in there and then an intake manifold to work on first before getting in to that. 
'94 YJ S 5spd, Borla Exhaust, CarSound Cat., PS Ceramic-coated Headers, Airraid intake, 62mm TB, Intake Manifold bored/ceramic-coated, 19lb injectors, Sharp's Adj. FPR, MeanGreen Starter, D30 Aussie locker, 31" Destination MTs, Warn XD9000, Cibie headlights, armor

quicksand

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Re: DIY Crank Position Sensor Modification
« Reply #16 on: June 23, 2011, 03:32:48 PM »
Well that map adjustment sounds spooky and like a pain in the neck, I guess i will stay away from that. Let me/us know if you ever get around to messing with the CPS. Is your IAT sensor still in the intake manifold or in your air intake tube?

Offline chrisfranklin

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Re: DIY Crank Position Sensor Modification
« Reply #17 on: June 23, 2011, 06:06:34 PM »
Well that map adjustment sounds spooky and like a pain in the neck, I guess i will stay away from that. Let me/us know if you ever get around to messing with the CPS. Is your IAT sensor still in the intake manifold or in your air intake tube?

The IAT is still in the stock location on the manifold. 
'94 YJ S 5spd, Borla Exhaust, CarSound Cat., PS Ceramic-coated Headers, Airraid intake, 62mm TB, Intake Manifold bored/ceramic-coated, 19lb injectors, Sharp's Adj. FPR, MeanGreen Starter, D30 Aussie locker, 31" Destination MTs, Warn XD9000, Cibie headlights, armor

quicksand

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Re: DIY Crank Position Sensor Modification
« Reply #18 on: June 24, 2011, 12:54:49 AM »
O I thought maybe you had relocated to the air intake tube. I always wondered how that modification had worked for someone.