PACCAR MX (2004 Emissions) Fault Code: U1721 CAN – Message (VEP1) Time-Out from Aftertreatment System SET CONDITIONS:This DTC is set...

PACCAR MX (2004 Emissions) Fault Code: U1726 CAN – Message (AT1GP) Time-Out from Aftertreatment System SET CONDITIONS:This DTC is set...

PACCAR MX (2004 Emissions) Fault Code: U1728 CAN – Message (AT1OG1) Time-Out from Aftertreatment System SET CONDITIONS:This DTC is set...

PACCAR MX (2004 Emissions) Fault Code: U1730 CAN Communication – Message (AT1OG1) Out of Range, NOx after SCR from Aftertreatment...

PACCAR MX (2004 Emissions) Fault Code: U177B Accelerator Pedal 1 – Voltage Too High or Short Circuit to Supply on...

PACCAR MX (2004 Emissions) Fault Code: U177C Accelerator Pedal 1 – Voltage Too Low or Short Circuit to Ground on...