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Harman 3X Calibration info

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  • GM Car Hacking Expert
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1 hour ago, Pavel said:
I recorded the EC calibration, but the wireless carplay isn't working. Is there a way to fix this?

if the radio dont have the wireless acces point enabled, wireless carplay-android auto not works

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  • I have info3.6 but it's for global-B sitting in the states. I will try to source a info3.6 Global-A so I can join this party.  Following.

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  • I have from an astra k the gateway and can load the 3.0 and the 3.5 hmi

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  • if you put a 120 OHM resistor in the HS speed wires of the radio, you should communicate without the serial gateway module This: Mouser REF: 829-15429045 Fabr. N.º: 15429045 Fabr.: Aptiv (former

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  • Contributor

Need some help trying to recalibrate a XT4 2020 that has Harman 3.5 Global A, have all on bench and have the calibration files for it , i used the DPS arcive creator v2 to make the arcive but when programing i get error all the time once it just starts.

I have cominucation with the module with DPS Global A pin 6/14

Is it not possible to make a archive to the harman units with the dps archive creator tool?

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RADIO was pin 1, low speed gmlan


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30 minutes ago, GM-Enthusiast said:

RADIO was pin 1, los speed gmlan

Old unit radio are on Pin 1 but the harman 3x are on 6/14 500kb

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45 minutes ago, Dan79 said:
  1 hour ago, GM-Enthusiast said:

RADIO was pin 1, los speed gmlan

X2B LOW SPEED GMLAN, AND ETHRNET BUS 7 X6, PIN 3 AND 4, NO HSGMLAN

Untitled.png


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Old unit radio are on Pin 1 but the harman 3x are on 6/14 500kb

16 minutes ago, GM-Enthusiast said:

X2B LOW SPEED GMLAN, AND ETHRNET BUS 7 X6, PIN 3 AND 4, NO HSGMLAN

Untitled.png

Thx strange that i can get all the controller info on pin 6/14 in DPS, i got this unit used so not 100% sure its from a XT4 PN is 84799330, if i try pin 1 i get no info at all

Do you know if the DPS archive creator V2 works on 3.5-3.6 calibrations ?

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7 minutes ago, Dan79 said:

Old unit radio are on Pin 1 but the harman 3x are on 6/14 500kb

Thx strange that i can get all the controller info on pin 6/14 in DPS, i got this unit used so not 100% sure its from a XT4 PN is 84799330, if i try pin 1 i get no info at all

Do you know if the DPS archive creator V2 works on 3.5-3.6 calibrations ?

CAN YOU READ VIN ON RADIO


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15 minutes ago, GM-Enthusiast said:

CAN YOU READ VIN ON RADIO

84799330 its for XT4 2020


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1 hour ago, GM-Enthusiast said:

84799330 its for XT4 2020

I can not but i read the PN and all calibration FILES with pin6/14 500kb global A

But i dont know if the calibration is okay as i used the dsp archive tool and therfore i cant to do the programming?

  • Contributor
1 hour ago, Dan79 said:

I can not but i read the PN and all calibration FILES with pin6/14 500kb global A

But i dont know if the calibration is okay as i used the dsp archive tool and therfore i cant to do the programming?

I have bench setup with Harman 3.5 + display but no BCM ALL WORKS FINE ,but i dont know if the archive is okay as i used the dsp archive tool and maybe therfore i cant to do the programming?? as i know the tool is for HMI 2.5 dont know if it works with Harman 3.x calibrations?

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This radio works on CAN 6/14 and most likely dps archive tool creates wrong zip. What error do you get while programming? Also you can check if archive is done correctly in dps.


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Thx yes thought it was on 6/14 pin , will check the archive in DPS but what im reading the V2 DPS archive creator should work on global A and B calibrations also?

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3 hours ago, Dan79 said:

Thx yes thought it was on 6/14 pin , will check the archive in DPS but what im reading the V2 DPS archive creator should work on global A and B calibrations also?

Attached is the error when starting the programming

20251126_131018_resized_1.jpg

  • Contributor

Send me you file, I can test it here

  • Contributor

HMI 3.5 is sure 6/14 to readout and load. I have the same. I think it is the File

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42 minutes ago, tobiasp said:

Send me you file, I can test it here

Thx here is the file i made

XT4.zip

  • Contributor

load 96%

  • Contributor

Ah ok on a HMI 3.5 it load it fine.

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3 hours ago, tobiasp said:

Ah ok on a HMI 3.5 it load it fine.

Thx for trying , wonder why its not working here , using hmi 3.5 + display with obd harness and have connection and all is working , have DPS 4.46 set to Global A and 6/14 pin , have tried MDI and also another J2354?

  • Contributor

Here is the programlog.txt file if anyone can see what the problem is why i cant program the unit with the XT4 archive?

Using DPS 4.46 with MDI 1 selected Global A and 6/14 pin (unit is xt4 2020 csm 3.5 Harman so Global A unit , i can read the controller info but can not program with the archive thats tested and working by other member.

Bench setup with only HMI 3.5 + Display and obd, the setup is turned on and working on bench

ProgramLog.Txt

  • Contributor

Gateway installed and wired?

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9 minutes ago, tobiasp said:

Gateway installed and wired?

To my understanding gateway is not needed for Global A units ? only for Global B units

  • Contributor

No you need the gateway for this

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Ok thx for the info , i can see there are one for global A (saw one from Insignia)and one for Global B (saw from C8 corvette) and they dont look the same, so i will need a Global A gateway when i program the HMI 3.5 Global A right? or can i use same gateway for both A and B cars? will i need a BCM also if i only want to program the HMI unit ?

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