Anyone monitoring Trans Temp with ODB2 reader app?

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JimmyM

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I use a cheap ELM327 and Torque Pro. One of the "Trans Temp" PIDs that came with it and the Ford extended PIDs was just a mimic of the coolant temp. I created a custom "gauge" using a trans temp PID I found online. I too was using an old android phone. Works great. You can read/clear DTCs, create all sorts of dashboards. The cheap-o OBDII adapter I bought only has access to HSCAN. There are hacks to allow you to add a switch to access MSCAN, but it's a manual process. The OBDLink MX can switch between HSCAN and MSCAN using a software command in TorquePro. Tire pressures are on the MSCAN in the 3rd gens I believe.
 

LokiWolf

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Tire pressures are on the MSCAN in the 3rd gens I believe.

Correct. Extended PID.

Get what you pay for. I have tried about 10 adapters through the past few years. The MX+ is the best so far at doing it all. All device types, all protocols, and good software support.




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JimmyM

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Correct. Extended PID.

Get what you pay for. I have tried about 10 adapters through the past few years. The MX+ is the best so far at doing it all. All device types, all protocols, and good software support.
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I just bought an MX+. Do you know what the extended PIDs are for the TPMS on the MS-CAN?
 

LokiWolf

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I just bought an MX+. Do you know what the extended PIDs are for the TPMS on the MS-CAN?

You have one free upgrade in the OBDLink app, use it for your year PIDs. Then you can choose it from the list in the BCM. I can hook up later and see if I can get the PID Address.


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I use an
You have one free upgrade in the OBDLink app, use it for your year PIDs. Then you can choose it from the list in the BCM. I can hook up later and see if I can get the PID Address.


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I use an iPhone the other day the app had an update and in the update notes it stated that all MX+ devices now get all the upgrades for free.

I am still learning on this thing so I have not have tried to mess with a second vehicle yet.
 

LokiWolf

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I use an


I use an iPhone the other day the app had an update and in the update notes it stated that all MX+ devices now get all the upgrades for free.

I am still learning on this thing so I have not have tried to mess with a second vehicle yet.

Nice, I’ll have to check it out. Sucks, cause I paid for one...in addition to my free one.


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JimmyM

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I figured out what I have to do between Torque and the MX (Not MX+) to get access to the MS-CAN bus for specific PIDs (TPMS). (Diagnostic Start & Stop commands)
To read the trans temp I had to specify 221624 as the PID and then "7e1" as the OBD Header. I see that the Ford specific free importable PIDs also now have a transmission temp PID that has the same settings. So you don't have to create a new one yourself.
I created a "Towing dashboard" in Torque that displays, coolant & trans temps, transmission gear, and fuel economy. I'll be adding the TPMS gauges when I get the MX.
 
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