Would like to add a trans temp gauge to my 2005 Ford E450 with 5R110W trans.
Been looking at various options....
1. Gauge with temp sending unit installed at test port. Need to install sending unit and find a place to mount gauge.
2. ScanGauge II OBDII reader. Intstall via wire to OBD input port and need to find a location to mount display box
3. OBD II Wi-Fi or Bluetooth reader that installs in OBDII port and displays to iPhone via an app. No wires to run and no gauge to install.
Questions.....
Do the SGII and Wi-Fi / Bluetooth readers provide accurate trans temps as well as, better, or worse than a gauge with sending unit?
The SGII and Wi-Fi / BLuetooth readers also provide other engine/trans data that may be useful.
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