The MX mgauges show "err".
"Err" means that the codes are not used by your vehicle
Please see the UltraGauge MX FAQ page:
http://ultra-gauge.com/ultragauge/support/ultragauge-mx-FAQ.htm
"Err" means that the codes are not used by your vehicle
Please see the UltraGauge MX FAQ page:
http://ultra-gauge.com/ultragauge/support/ultragauge-mx-FAQ.htm