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Author Topic: Taking off battery & unplugging ECU.  (Read 8283 times)

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RossMk2

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Re: Taking off battery & unplugging ECU.
« Reply #30 on: 05 January 2010, 15:05:06 »

Maybe, but as Jimbob said, im best waiting untill i have some software to read figures 1st
« Last Edit: 05 January 2010, 15:08:09 by RossMk2 »
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tigers_gonads

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Re: Taking off battery & unplugging ECU.
« Reply #31 on: 05 January 2010, 15:15:26 »

hope you get sorted soon mate.
i spent 3 weeks going through everything to the point where i nearly torched the tinker  >:(
burnt a cat out in the process too  >:(
could'nt believe how simple the cure was  :-[ :-[
had a bit of pish takeing off people round here since  :-[ :-[
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RossMk2

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Re: Taking off battery & unplugging ECU.
« Reply #32 on: 07 January 2010, 12:31:59 »

Wooohoooo! I know that my gadget has turned up, its waiting to be unpacked at home so i could take a warm reading when i get back.

Jimbob, i dunno what instructions it acctually comes with but as you know the item can you give me a little guide as to what to do with it? hehe plz?
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Jimbob

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Re: Taking off battery & unplugging ECU.
« Reply #33 on: 07 January 2010, 12:35:40 »

its very self explanatory

just double click on each option to select your car

go into engine, you can check and clear fault codes.

measuring blocks gives live data, there is an export button, use that to create a nice spreadsheet of all the live data, and paste it here  :y

there are video's on youtube of it in use  :y
« Last Edit: 07 January 2010, 12:36:00 by jimbob »
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Marks DTM Calib

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Re: Taking off battery & unplugging ECU.
« Reply #34 on: 07 January 2010, 13:44:19 »

My money is on the 02 sensors being wrongly connected......easy to check....un-plug one of them (say on bank 1) and see if the bank 1 fault code comes up.....if bank2 fault code comes up, the cause is proven.
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tigers_gonads

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Re: Taking off battery & unplugging ECU.
« Reply #35 on: 07 January 2010, 15:21:54 »

i was that man  :y   

sadly    :-[ :-[ :-[
« Last Edit: 07 January 2010, 17:06:46 by tigers_gonads »
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RossMk2

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Re: Taking off battery & unplugging ECU.
« Reply #36 on: 07 January 2010, 16:29:17 »

Quote
My money is on the 02 sensors being wrongly connected......easy to check....un-plug one of them (say on bank 1) and see if the bank 1 fault code comes up.....if bank2 fault code comes up, the cause is proven.

Lets the betting commence! hehe

Thats not a bad idea once the tool is in my hands..... only thing is which is bank 1 and 2? I mean i would assume bank 1 is the bank that starts the firing order off but stranger things have happened i suppose.
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TheBoy

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Re: Taking off battery & unplugging ECU.
« Reply #37 on: 07 January 2010, 17:48:56 »

Quote
Quote
My money is on the 02 sensors being wrongly connected......easy to check....un-plug one of them (say on bank 1) and see if the bank 1 fault code comes up.....if bank2 fault code comes up, the cause is proven.

Lets the betting commence! hehe

Thats not a bad idea once the tool is in my hands..... only thing is which is bank 1 and 2? I mean i would assume bank 1 is the bank that starts the firing order off but stranger things have happened i suppose.
bank 1 is 1/3/5.
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RossMk2

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Re: Taking off battery & unplugging ECU.
« Reply #38 on: 07 January 2010, 19:32:33 »

Right then below is a snapshot of data, things to note:

19 code was an old code and cleared it

Tried unplugging the o2 sensors and weirdly it didnt show a fault code, tried both banks also and neither flagged up

And it thinks its an auto, when its been mated to an F20 manual gearbox, shouldnt matter should it?

here it is and again thanks before hand for the help:

"My Naff Code Reader" 090714 - PC based diagnostic tool      
      
Date and time>      07/01/2010. 19:05
      
Workshop information:      
      
Please add your workshop      
name in the settings window      
      
      
Selected model>      1994
      
Control Unit:       
      
KW82 protocol initialized.      
      
ECU ID= PS      90457098
      
      
Measuring blocks information:      
      
Identifier      1C
Battery Voltage      13.3 V
Immobiliser Signal      Not Received
Immobiliser      Inactive
TPS Signal (Throttle Position Sensor)      0.47 V
Simulated Idle Position      Active
Simulated Full Load Switch      Inactive
Mass Air Flow Sensor      0.82 V
Mass Air Flow Sensor      16 kg/h
Coolant Temperature      1.23 V
Coolant Temperature      80 °C
Intake Air Temperature      4.09 V
Intake Air Temperature      5 °C
Engine Type      6 Cylinder
Transmission Coding      Automatic Transmission
Park/Neutral Switch      R-D-3-2-1  12V
A/C Information Switch (Air Conditioning)      Inactive 0V
A/C Compressor Switch (Air Conditioning)      Inactive 0V
Telltale (Check Light)      Off 12V
Fuel Pump Relay      Active 0V
Spark Angle before TDC (Top Dead Centre)      14 °CA
Ignition Coil Cyl. 1+4 (Cylinder)      Load
Ignition Coil Cyl. 2+5      Load
Ignition Coil Cyl. 3+6 (Cylinder)      Load
Knock Signal      Inactive
Knock Retard      0 °CA
Secondary Air Pump Relay      Inactive 12V
EGR Valve (Exhaust-Gas Recirculation)      Inactive
EGR Position Feedback (Exhaust Gas Recirculation)      0.58 V
Fuel Tank Ventilation Valve      0%
O2 Sensor 1      127 mV
O2 Sensor 2      566 mV
O2 Sensor Loop 1      Closed
O2 Sensor Loop 2      Closed
Air/Fuel Ratio 1      Rich
Air/Fuel Ratio 2      Lean
O2-Loop 1 Integrator      154 Steps
O2-Loop 2 Integrator      102
O2-Loop 1 BLM Idle (Block Learn Map)      128 Steps
O2-Loop 2 BLM Idle (Block Learn Map)      47 Steps
O2-Loop 1 BLM Partial Load (Block Learn Map)      128 Steps
O2-Loop 2 BLM Partial Load(Block Learn Map)      125 Steps
Hall Sensor      Inactive
Engine Speed Pulse      Inactive
Engine Speed      693 RPM
Idle Air Control      22 Steps
IAC Integrator (Idle Air Control)      179 Steps
IAC Adaptation Slope (Idle Air Control)      200 Steps
IAC Block Learn (Idle Air Control)      136 Steps
Desired Idle Air      44 kg/h
Actual Value Idle Air      13 kg/h
Desired Engine Idle Speed      750 RPM
Injection Pulse      3.9 ms
Engine Load Signal      1.3 ms
TPS Load Signal (Throttle Position Sensor)      0%
Vehicle Speed Pulse      Not Received 12V
Vehicle Speed      0 km/h
Intake Manifold Valve 1      Inactive 12V
Intake Manifold Valve 2      Inactive 12V
Torque Control      Inactive
A/C Cutoff Relay (Air Conditioning)      Inactive 12V
Diagnostic Request      Inactive 5V
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TheBoy

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Re: Taking off battery & unplugging ECU.
« Reply #39 on: 07 January 2010, 19:34:20 »

o2 loop 2 looks too low to me
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Broomies Mate

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Re: Taking off battery & unplugging ECU.
« Reply #40 on: 07 January 2010, 19:38:12 »

Desired Idle Air 44kg/h
Actual Idle Air 13kg/h

Very Differing O2 Sensor Values also.

Are these normal anomalies?

« Last Edit: 07 January 2010, 19:38:40 by Broomies_Mate »
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RossMk2

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Re: Taking off battery & unplugging ECU.
« Reply #41 on: 07 January 2010, 19:54:55 »

This is what i like to hear! Hehe people who know what they talking about (because i dont yet)

Thanks for the swift answers, if we can get to a point where there is something you want me to try i would be most greatful
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Jimbob

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Re: Taking off battery & unplugging ECU.
« Reply #42 on: 07 January 2010, 20:48:20 »

O2 readings certainly a bit off.
im my experience they should be similar.

not got a blowing exhaust anywhere have you?

you can also reset the block learn values in the menus...no more battery disconnecting needed ;)

RossMk2

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Re: Taking off battery & unplugging ECU.
« Reply #43 on: 07 January 2010, 21:14:06 »

you said the programming part of the tool was dangerous and thats where the learning thing is isnt it? But if i can reset it from there i suppose i could see what the readings are then?

Blowing exhaust could cause those readings, so it could be the join to downpipe or manifold gasket. Which one look off to you?

Any ideas as to why the idle is crazy and will not idle when cold?
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Jimbob

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Re: Taking off battery & unplugging ECU.
« Reply #44 on: 07 January 2010, 21:18:52 »

by programming I was meaning keys and ice.

resetting block learns
clearing codes

all appears fine  :y
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