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Search: Posts Made By: Hrock
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Forum: DIY PROM
11-17-2012, 09:48 PM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

Taking a longer look at MAF defaults I figured I should either Force n-alpha with very restricted values, or Unplug the sensor and tune for Best AF.. Im wondering If Ican insert code to add more...
Forum: DIY PROM
11-08-2012, 02:03 PM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

Well Bob, I very much appreciate everything you have done to help. Thank you . Im always looking for new ideas , So I was thinking, the best way to say thanks was to buy something.. This 7165 ECM I...
Forum: DIY PROM
11-08-2012, 01:08 PM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

Problem solved.

Connectors were not unplugged, but a Throttle recalibration was necessary, I imagine that is why TPS was showing up..

Prom error is from the APU1 loosing its flash when running...
Forum: DIY PROM
11-07-2012, 02:24 PM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

I will make changes and post tonight.

As far changing the MAF calculation closer .. I agree this should be "mapped" better to what the car is capable of reading. Are you not referring to the MAF...
Forum: DIY PROM
11-07-2012, 02:20 AM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

Further Review.
Maf raw signal does not change but the calculated MAF Value does..
Injector pulse and LV8 both take a similar dive.

Cross overs during event goto an even number just under 100...
Forum: DIY PROM
11-07-2012, 01:58 AM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

Sorry RBob for such a long delay.. I was in the middle of planning and getting married. Then had to re-install my laptop.

Attached is a Zip containing the Datalog and a picture of the suspected...
Forum: DIY PROM
08-27-2012, 03:31 PM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

I have been through Maf table adjustments, I am pretty sure they were copied back to normal. I will give you a datalog as soon as I am home. Do you want me to post the text and a picture reference (...
Forum: DIY PROM
08-27-2012, 01:06 PM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

Thanks Rbob. Sorry for the confusion..

1. Lambda and the narrow Band, indicate LEAN. The 'dropping' was just a reference to the Datalog.

2. Back fire occurs, only when both the event " the...
Forum: DIY PROM
08-25-2012, 06:46 PM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

OK, Apparently thier are 5 points to adjustment.
The table I was looking at was wrong, I was suppose to edit the Throttle Follower Scalar, which is a linear default of 125/%of throttle. So rather...
Forum: DIY PROM
07-07-2012, 11:57 AM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

Well After changing my $6E to the expanded one, I suddenly found all the entries I never knew about.

I incrementally changed the TF ( knowing it would probably not correct my issue, but does...
Forum: DIY PROM
07-03-2012, 03:51 PM
Replies: 22
Views: 1,840
Posted By Hrock

Re: Light Throttle Hole

Not sure what the Throttle Follower is, so im going to say no..

Im not apposed to trying the AE enrichment, lets figure that,
I dont move my throttle and
load is not changing and
rpm has no...
Forum: DIY PROM
07-03-2012, 01:26 AM
Replies: 22
Views: 1,840
Posted By Hrock

Light Throttle Hole

Hey guys, Cruizing through a parking lot or just ever so lightly accelerating from a light, or just breathing on the throttle while cruising between 1500-2000rpm My 02 Lambda will drop like a rock,...
Forum: Exhaust
04-25-2012, 11:17 AM
Replies: 1
Views: 756
Posted By Hrock

Re: Headers and Oil Pans for 383

Well Looks like a 93 and up LT1 Pan was the option..

Moroso 20185 - 20mm Hydraulic ORB Plug and a little manipulation on the pan itself and we are in business.
Forum: Exhaust
04-18-2012, 07:09 PM
Replies: 1
Views: 756
Posted By Hrock

Headers and Oil Pans for 383

Got to pull the new engine again to change the Pan... The problem is What Pan would work ? Stock TPI motor Pan ? or some after market ? I need enough room to run a 383 motor and the 68476 hedman...
Forum: Engine/Drivetrain/Suspension Parts for Sale
11-30-2011, 02:53 AM
Replies: 0
Views: 468
Posted By Hrock

FS - TPIS 1204 with Rails

For sale TPIS mini ram with Fuel rail and AFP Regulator. Looks great, no intake Surface scars.
Taken from a tuned 350 heavily modified. in great shape. Need a 1206 version for similar project. ...
Forum: DIY PROM
02-21-2007, 02:16 AM
Replies: 7
Views: 796
Posted By Hrock

Has anyone researched the use of DUAL Maf sensors...

Has anyone researched the use of DUAL Maf sensors and recalibrated the ECM ? I found an aftermarket last year for these Dual MAF sensor translators, that would combined two standard MAF signals and...
Forum: DIY PROM
03-10-2006, 09:28 PM
Replies: 7
Views: 839
Posted By Hrock

OK , Editing field of the ECM $6E , I found that...

OK , Editing field of the ECM $6E , I found that one bit flag stored a notation called " Normally open Fan input" I suppose that was it. I changed it to UNCHECKED, and never noticed a difference.
...
Forum: DIY PROM
02-28-2006, 01:39 PM
Replies: 7
Views: 839
Posted By Hrock

I have nothing under the flags that refers to...

I have nothing under the flags that refers to Fans.. only Vats and tranny type and tonne of B1 b2 b3 b4 b5 b6 b7
Forum: DIY PROM
02-27-2006, 05:42 PM
Replies: 7
Views: 839
Posted By Hrock

Fan Flag being which location, sounds like my...

Fan Flag being which location, sounds like my problem
Forum: DIY PROM
02-27-2006, 11:34 AM
Replies: 7
Views: 839
Posted By Hrock

My Relays have been removed with new ones. Seeing...

My Relays have been removed with new ones. Seeing they are not the problem what I have done is just put back the old ones and saving them for later. The HEad Switch I have Bypassed. So the second fan...
Forum: DIY PROM
02-26-2006, 08:24 PM
Replies: 7
Views: 839
Posted By Hrock

$6E Cooling parameters.

I think my car has programming issues with cooling tables or something. My 89 350 runs cool, and never reachs the Fan 1 turn on, yet I park my car after a quick trip and the fan is running.. turn off...
Forum: Cooling
02-26-2006, 07:54 PM
Replies: 25
Views: 59,534
Posted By Hrock

My understanding, correct me if im wrong is ...

My understanding, correct me if im wrong is
Baking soda is not an acid nueralizer exactly. The House hold product baking soda, is SODIUM BICARBONATE , and it is an alkalinity based chemical that...
Forum: Cooling
02-26-2006, 07:26 PM
Replies: 2
Views: 600
Posted By Hrock

Switch disconneted, I think the safe assumption...

Switch disconneted, I think the safe assumption is that the ECM is controlling the Fan. I have looked up and down the flags and the tables, I cant seem to find why the ECM requests the fan to come...
Forum: Cooling
02-25-2006, 02:44 AM
Replies: 2
Views: 600
Posted By Hrock

89 Cooling Fan Comes on all the time

In the project of tuning the Prom. I noticed there are many aspects of the cooling system. My secondary cooling fan was never coming on, as its a A/C and 238deg back up fan. I had re-routed the...
Forum: Tech / General Engine
01-08-2006, 02:52 AM
Replies: 4
Views: 605
Posted By Hrock

Vader. im Just going over those points, I...

Vader.
im Just going over those points, I remember setting a few to Zero. I think the
Target deadband drive 37.50
Target deadband park 37.50 rpm
Warm engine AC 5 steps
Fan anticipation ...
Forum: Tech / General Engine
01-07-2006, 07:20 AM
Replies: 4
Views: 605
Posted By Hrock

Idle Hunting

I've been after a mess of problems:
IDLE HUNTING
LONG STARTING (fixed)
BASE IDLE NOT RESPONDING TO PROGRAM
TEMP/FAN ON TIMES not going off
ALDL SCANNER ( Wont read Data above 1000 RPM)
VATS...
Forum: DIY PROM
01-07-2006, 06:14 AM
Replies: 43
Views: 5,330
Posted By Hrock

Old But interesting confirmation

I was sifting this annoying problem, and even from 2001 this still exists. So Thanks and
Props goto everyone for testing and confirming...

I am confident this is a working solution to my problem...
Forum: DIY PROM
09-20-2005, 11:46 AM
Replies: 7
Views: 14,734
Posted By Hrock

Yes thats the sequence. Now its just to find the...

Yes thats the sequence. Now its just to find the missing Locations in the Binary

I have a $6E definition in the TunerCat.. and I run a 7165 ECM.
What are the locations for the options.

The $6E...
Forum: DIY PROM
08-29-2005, 06:32 PM
Replies: 7
Views: 14,734
Posted By Hrock

Thats the stuff.. Im assuming Gm wouldn't go out...

Thats the stuff.. Im assuming Gm wouldn't go out of there way to change much to the 7165... Thanks Rbob and Grumpy-
Forum: DIY PROM
08-28-2005, 03:59 PM
Replies: 6
Views: 1,968
Posted By Hrock

I know with no Chip, I can still run my car so...

I know with no Chip, I can still run my car so long as those Limp home chips are installed. It starts and runs fine, just a steady engine light. Im looking to see if I have your chips..If so its...
Forum: DIY PROM
08-28-2005, 02:35 PM
Replies: 7
Views: 14,734
Posted By Hrock

Timing Logics anyone ?

Ok So im getting frustrated with understanding this timing thing.

I got from various threads and am having a hard time in finding what plus this and minus that equals what ..

If you have a...
Forum: DIY PROM
08-28-2005, 02:12 PM
Replies: 6
Views: 1,968
Posted By Hrock

I dont have confirmation on this yet, but maybe a...

I dont have confirmation on this yet, but maybe a direction for you to look in and confirm.. MemCal packs on some Carriers I have seen replaced with DIP-Resister Arrays. I have not actually checked...
Forum: Electronics
05-24-2005, 08:56 AM
Replies: 27
Views: 818
Posted By Hrock

Wanna get real elaborate... I use a relay tied to...

Wanna get real elaborate... I use a relay tied to the Main power circuit of the ECM, the input to which is directly tied to ground.. the Other output tied to various common circuits that all come on...
Forum: Electronics
05-24-2005, 08:43 AM
Replies: 4
Views: 569
Posted By Hrock

Vats module found in the ducting of the Air...

Vats module found in the ducting of the Air conduits, creates the signal to the ECM. The wire to the Vats, a Most promising failure of the N/S condition is usually due to resistance . however in any...
Forum: Tech / General Engine
05-24-2005, 08:29 AM
Replies: 20
Views: 759
Posted By Hrock

Seen this happen before. PHLAX is Right. Your...

Seen this happen before. PHLAX is Right. Your ECM can not handle a resistance of less then 10 ohms. Also check that your ECM has a Well Inserted Prom..
Forum: LTX and LSX
05-24-2005, 08:04 AM
Replies: 8
Views: 765
Posted By Hrock

I would suggest placing the IAC into Park...

I would suggest placing the IAC into Park Position. The IAC always returns to Zero before counting its Start position. When its Closed or at ZERO Counts. You need to then Disconnect it.. Shutdown the...
Forum: DIY PROM
05-24-2005, 07:40 AM
Replies: 27
Views: 1,429
Posted By Hrock

Thanks .. Thats got it.. I figure, if im not...

Thanks .. Thats got it.. I figure, if im not assuming too much, the Real world value can be calculated automaticly by adding the conversion to the FACTOR table in hte ECU edit of Tuner Cat ?

This...
Forum: DIY PROM
05-22-2005, 03:26 AM
Replies: 27
Views: 1,429
Posted By Hrock

So to question your 10K ADDER.. You say Hex...

So to question your 10K ADDER..
You say Hex $23 for the location and the value or Real world factors should be what ?

I just read mine and it reads 23 for a value .. not 6degree or anything...
Forum: DIY PROM
07-06-2004, 03:49 AM
Replies: 65
Views: 24,070
Posted By Hrock

why I think upgrading MAF size would be the way to go..

Hey just a thought, MAP sensors read a static value from a large AREA in the plenum, but under loads and rapid changes ( DYNAMICS of AIRFLOW) wouldn't it be IN-accurate as the Vortices in the Plenum...
Forum: Tech / General Engine
07-06-2004, 02:42 AM
Replies: 6
Views: 582
Posted By Hrock

Oil Burning issues after rebuild

with a 638 4 bolt main sb350 , I rebuilt boring 40 over and decking at .020. This engine does not pack performance until I run it for a while.. The usual Spark Plug fouled up in cylinder 7 from Oil...
Forum: Engine Swap
01-18-2003, 08:28 PM
Replies: 4
Views: 756
Posted By Hrock

What points for non-compatibility ?

if the 2 years use the same ECM, then the PIN out MUST be identical. or you could not buy one and replace it with the same unit... ON Both GM PARTS includes the SAME number for the Computer, they...
Forum: Engine Swap
01-18-2003, 06:18 AM
Replies: 4
Views: 756
Posted By Hrock

PROM-Q :305 tpi bolted to a 350 engine ... PROM ?

Well Guys . I have been in search of a Prom for my engine for some time now.. I dont have a Prom Burner at my disposal. Heres what I have done..

1989 350 4 bolt main single piece rear main with KB...
Forum: Tech / General Engine
12-30-2002, 02:54 AM
Replies: 22
Views: 1,172
Posted By Hrock

You Also have another problem..

I most gaurantee it that you have an INTAKE Gasket failure and your getting Water from your heads into the EGR port which comes from the INTAKE and goes to the EGR... Then it will fill up with water...
Forum: Tech / General Engine
12-30-2002, 02:47 AM
Replies: 22
Views: 1,172
Posted By Hrock

Hey there...

Your Cat obviously is not the Cause so you have a Special Case..

I would say that the whistle your hearing is the High level Air it is sucking into the intake chamber from the IDLE AIR CONTROL...
Forum: Tech / General Engine
12-22-2002, 06:57 AM
Replies: 20
Views: 804
Posted By Hrock

Lets Target the Electrical concerns..

So the Car starts Hard...

A weak starter is the typical cause.. most chevy 305 and 350 use a Motor that is called 5 or 10 or 12 MT they are in various flavors.

they need lots of power and are...
Forum: Tech / General Engine
12-21-2002, 05:18 AM
Replies: 15
Views: 748
Posted By Hrock

timing

Modify the Prom for high rpm/ High Vacuum to 0ms injectors pulse.. and Zero or -4 degrees timing
Forum: Tech / General Engine
12-21-2002, 05:02 AM
Replies: 21
Views: 2,725
Posted By Hrock

I would recommend

If you cant set up a pre-oiler then disconnect your ignition and fuel systems and crank the engine with out firing it up for at least 20 seconds... or untill you see oil pressure for at least 10...
Forum: Tech / General Engine
12-21-2002, 04:54 AM
Replies: 14
Views: 3,782
Posted By Hrock

Ballancers do move... Even though

the ballancer is comprised of an inner hub and an elastic middle and an outer ring.. They do in fact Move when they inner mass rotates and the Elastic Band center looses grip... The only kind that...
Forum: Tech / General Engine
12-21-2002, 04:46 AM
Replies: 4
Views: 470
Posted By Hrock

Need some equipment

like a test light.... You need to plug a test light into the terminal of the ALDL for your Car and hook the other side to ground..Crank the Car over and see if the light comes on after 7 seconds of...
Forum: Tech / General Engine
12-21-2002, 04:32 AM
Replies: 9
Views: 477
Posted By Hrock

Alt and Fuel delivery

Your alternator opeartes only above 650 rpm if it has not got Underdrive pulleys on it.. so your idle borders this in most cars.. Dont worry its normal... Your Fuel injection system ( Im guessing you...
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