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Need help with conversion from ARC-HR to PSC1-003

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Old 02-05-2005, 09:18 PM
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turbo951fan
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Default Need help with conversion from ARC-HR to PSC1-003

Hi Guys:

I am getting rid of my ARC2-HR (also known as ARC-A on www.splitsec.com). I believe the unit has a problem and tuning is also much easier and flexible with the PSC1.

Here are the ARC-HR connections as it is on my car right now:

Loom #1: Red, White, Black

Red – Switched Battery Positive (+12V) [On with ignition switch]
White – Instrument Panel Light (+12V @ dash lights) [On with dash lights]
Black – Battery Negative (-12V) [Chassis ground]
Loom #2: Violet, Grey, Yellow

Violet – ECU Signal Input (Connect to Green wire w/red stripe on DME harness terminal #7 using ‘piggy back’ connector)
Grey – ECU Temperature Input (Connect to Green wire on DME harness terminal #22 using ‘piggy back’ connector)
Yellow – Throttle Position Switch Signal Output (Connect to White wire with Black stripe on DME terminal #2 using ‘piggy back’ connector)
Loom #3: Red, Black, Brown, Green

Red – MAF Power Supply (Connect to Red wire of MAF loom)
Black – MAF Ground Supply (Connect to Black of wire of MAF loom)
Brown – MAF Signal Ground (Connect to Brown wire of MAF loom)
Green – MAF Signal Positive (Connect to Green wire of MAF loom)



__________________
Please check

http://www.splitsec.com/

under products and see what connections they recommend for the PSC1-003.

1.

Which of the recommended connections should I use?

2.

How should I connect loom #3 coming from the MAF sensor?

Red – MAF Power Supply (Connect to DME #18 red/yellow stripe)
Black – MAF Ground Supply (Connect to DME #17 brown/yellow stripe)
Brown – MAF Signal Ground (to # 17 as well ????)
Green – MAF Signal Positive (is this the MAF sensor output? - green wire of PSC1-003)


Thanks in advance!
Old 02-06-2005, 09:40 PM
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turbo951fan
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