Paccar

PACCAR MX (2004 Emissions) Fault Code: P1504 Vehicle Speed Sensor – Data Erratic, Intermittent or Incorrect SET CONDITIONS:The PCI ECU (D420) detects that the vehicle speed signal is incorrect. DIAGNOSTIC CONDITION:This diagnostic runs when the vehicle is moving. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC changes to inactive when the fault is no longer detected. REPAIR VERIFICATION:1. Clear all DTCs.2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.3. Did the DTC come back?– No, repair successful– Yes, repair unsuccessful POSSIBLE CAUSES:1. Vehicle speed sensor2. Vehicle speed sensor wiring3. Vehicle speed sensor pulse wheel ADDITIONAL...

PACCAR MX (2004 Emissions) Fault Code: P1505 Vehicle Speed Sensor – Frequency Out of Range SET CONDITIONS:The PCI ECU (D420) detects that the frequency of the vehicle speed signal is above 1500 Hz. DIAGNOSTIC CONDITION:This diagnostic runs when the vehicle is moving. CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC changes to inactive when the fault is no longer detected. REPAIR VERIFICATION:1. Clear all DTCs.2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.3. Did the DTC come back?– No, repair successful– Yes, repair unsuccessful POSSIBLE CAUSES:1. Vehicle speed sensor2. Vehicle speed sensor wiring3. Vehicle speed...

PACCAR MX (2004 Emissions) Fault Code: P150F Engine Oil Level – Data Valid but Too Low, Moderately Severe SET CONDITIONS:The PCI ECU (D420) detects that the oil level is low. DIAGNOSTIC CONDITION:This diagnostic runs:1. When the ignition is keyed on and2. When the oil level stabilization time has elapsed CORRESPONDING OBD READINESS MONITOR:None RESET CONDITION:This DTC changes to inactive when the fault is no longer detected. REPAIR VERIFICATION:1. Clear all DTCs.2. Test drive or operate the vehicle to meet the diagnostic conditions and set conditions.3. Did the DTC come back?– No, repair successful– Yes, repair unsuccessful POSSIBLE CAUSES:Oil level too...

PACCAR MX (2004 Emissions) Fault Code: P1514 Aftertreatment System – DEF Dosing Malfunction Detected SET CONDITIONS:This DTC becomes active if the DTC from which it originates has been active for a certain time. RESET CONDITION:This DTC becomes inactive as soon as the DTC from which it originates has become inactive. ADDITIONAL INFORMATION:IMPORTANT: Do not troubleshoot this DTC since it originates from another active DTC. 1. This DTC only activates a warning for the driver.2. This DTC becomes active simultaneously with an active DEF dosing system related DTC.

PACCAR MX (2004 Emissions) Fault Code: P1516 Aftertreatment System – Malfunction Detected SET CONDITIONS:This DTC becomes active if the DTC from which it originates has been active for a certain time. RESET CONDITION:This DTC becomes inactive as soon as the DTC from which it originates has become inactive. ADDITIONAL INFORMATION:IMPORTANT: Do not troubleshoot this DTC since it originates from another active DTC. 1. This DTC only activates a warning for the driver.2. This DTC becomes active simultaneously with an active aftertreatment system related DTC