1723 indicates a/t control relay open or short
what does P0466 code EVAP Emission Control System Vent Circuit Malf. mean for a 1996 infiniti i30 Vehicle?
trouble code P0420 means: Catalyst Efficiency Low - A Bank
It is the oxygen sensor, if you need to find out what a code means go to obdII codes.com
Trouble code P0445 means:Evaporative emission control systempurge control valve circuit shorted
( P0460 ) - Fuel level sensor circuit malfunction
Trouble code P0410 means:Secondary air injection system malfunction
From the OBDII Code book: P0741 - Powertrain: Torque Converter Clutch Circuit Performance/Stuck Off
Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
your mass air flow senser has low frequency (replace it)
P0340 is error code for Camshaft Postion Sensor Circuit Malfunction
I got this code on my corolla 99 the person who verify my car said it's a problem with the gaz valve sensor
For OBDII codes I normally just type The word "code" followed by the code into Google and get a useable answer in the first page of answers.