Paccar

PACCAR MX (2004 Emissions) Fault Code: P1305 Cylinder 2 – Intermittent Misfire SET CONDITIONS:This DTC is set when the PCI ECU (D420) detects more than 20 misfires on cylinder 2, within 1000 crankshaft rotations. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the following is true:1. The coolant temperature is greater than 10?C [50?F] and2. The engine load is stable and3. When the engine speed is between 900 and 1650 rpm and4. No DTCs are present related to fuel pressure, fuel injectors, camshaft, crankshaft, oil and coolant temperature.5. The amount of injected fuel is between 70 and 220 mg/stroke. CORRESPONDING OBD READINESS...

PACCAR MX (2004 Emissions) Fault Code: P1306 Cylinder 4 – Intermittent Misfire SET CONDITIONS:This DTC is set when the PCI ECU (D420) detects more than 20 misfires on cylinder 4, within 1000 crankshaft rotations. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the following is true:1. The coolant temperature is greater than 10?C [50?F] and2. The engine load is stable and3. When the engine speed is between 900 and 1650 rpm and4. No DTCs are present related to fuel pressure, fuel injectors, camshaft, crankshaft, oil and coolant temperature.5. The amount of injected fuel is between 70 and 220 mg/stroke. CORRESPONDING OBD READINESS...

PACCAR MX (2004 Emissions) Fault Code: P1335 Crankshaft Speed Signal – Disturbed or No Signal During Engine Start SET CONDITIONS:The PCI ECU (D420) detects that one or more holes in the flywheel are not detected within one crankshaft revolution. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the engine is started. 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. Faulty crankshaft...

PACCAR MX (2004 Emissions) Fault Code: P1336 Crankshaft Speed Signal – Out of Range During Engine Start SET CONDITIONS:The PCI ECU (D420) detects a high frequency disturbance on the crankshaft signal. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the engine is started. 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. Faulty crankshaft sensor signal2. Damaged flywheel3. Faulty crankshaft sensor ADDITIONAL...

PACCAR MX (2004 Emissions) Fault Code: P1340 Camshaft Speed Signal – Disturbed or No Signal During Engine Start SET CONDITIONS:The PCI ECU (D420) detects that one or more teeth of the camshaft sensor tone wheel are not detected within one crankshaft revolution. DIAGNOSTIC CONDITION:This diagnostic runs continuously when the engine is started. 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...