Dosing Control Unit DTCS
DOSING CONTROL UNIT DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | See |
|---|---|
| P0642-00 | REFERENCE VOLTAGE POWER SUPPLY CIRCUIT LOW INPUT |
| P0643-00 | REFERENCE VOLTAGE POWER SUPPLY CONTROL SYSTEM: HIGH INPUT |
| P2002-00 | DIESEL PARTICULATE FILTER EFFICIENCY BELOW THRESHOLD |
| P202E-00 | UREA INJECTOR SYSTEM: CIRCUIT FAULT |
| P203A-00 | UREA LEVEL SENSOR CIRCUIT PROBLEM |
| P203B-00 | UREA LEVEL SENSOR MALFUNCTION |
| P203C-00 | UREA LEVEL SENSOR CIRCUIT LOW INPUT |
| P203D-00 | UREA LEVEL SENSOR CIRCUIT HIGH INPUT |
| P203E-00 | UREA LEVEL SENSOR MALFUNCTION |
| P2047-00 | UREA INJECTOR CONTROL CIRCUIT PROBLEM |
| P2048-00 | UREA INJECTOR CIRCUIT LOW INPUT |
| P2049-00 | UREA INJECTOR CIRCUIT HIGH INPUT |
| P204A-00 | UREA PRESSURE SENSOR CIRCUIT MALFUNCTION |
| P204B-00 | UREA PRESSURE SENSOR CIRCUIT: RANGE/PERFORMANCE |
| P204C-00 | UREA PRESSURE SENSOR CIRCUIT LOW INPUT |
| P204D-00 | UREA PRESSURE SENSOR CIRCUIT HIGH INPUT |
| P204F-00 | UREA PUMP PERFORMANCE PROBLEM |
| P205A-00 | UREA TEMPERATURE SENSOR CIRCUIT PROBLEM |
| P205B-00 | UREA TANK TEMPERATURE SENSOR CIRCUIT RANGE/PERFORMANCE |
| P206A-00 | UREA QUALITY SENSOR CIRCUIT PROBLEM |
| P206B-00 | UREA QUALITY SENSOR CIRCUIT: RANGE/PERFORMANCE |
| P208A-00 | UREA PUMP CONTROL CIRCUIT MALFUNCTION |
| P208B-00 | UREA PUMP (PUMPING SIDE) RANGE/PERFORMANCE PROBLEM |
| P208C-00 | UREA PUMP CONTROL CIRCUIT LOW INPUT |
| P208D-00 | UREA PUMP CONTROL CIRCUIT HIGH INPUT |
| P208E-00 | UREA INJECTOR MALFUNCTION (STUCK CLOSE) |
| P20B9-00 | UREA TANK HEATER CONTROL CIRCUIT MALFUNCTION |
| P20BB-00 | UREA TANK HEATER CIRCUIT LOW INPUT |
| P20BC-00 | UREA TANK HEATER CONTROL CIRCUIT HIGH INPUT |
| P20BD-00 | UREA HOSE HEATER CIRCUIT PROBLEM |
| P20BF-00 | UREA HOSE HEATER CONTROL CIRCUIT LOW INPUT |
| P20C0-00 | UREA HOSE HEATER CIRCUIT HIGH INPUT |
| P20E8-00 | UREA PUMP PRESSURE TOO LOW |
| P20E9-00 | UREA PUMP PRESSURE TOO HIGH |
| P20EA-00 | SCR RELAY NO. 1 MALFUNCTION |
| P20EB-00 | SCR RELAY NO. 1 MALFUNCTION (STUCK CLOSED) |
| P20F4-00 | UREA CONSUMPTION TOO LOW |
| P20F5-00 | UREA CONSUMPTION TOO HIGH |
| P20FA-00 | UREA PUMP (SIPHONING SIDE) CIRCUIT OPEN |
| P20FB-00 | UREA PUMP (SIPHONING SIDE) RANGE/PERFORMANCE PROBLEM |
| P20FC-00 | UREA PUMP (SIPHONING SIDE) CIRCUIT LOW INPUT |
| P20FD-00 | UREA PUMP (SIPHONING SIDE) CIRCUIT HIGH INPUT |
| P20FF-00 | DOSING CONTROL UNIT MALFUNCTION |
| P214F-00 | UREA TANK HEATER CIRCUIT CURRENT HIGH INPUT |
| P21C5-00 | UREA LEVEL SENSOR: DETECTION PERFORMANCE MALFUNCTION |
| P21CB-00 | DOSING CONTROL UNIT POWER SUPPLY VOLTAGE LOW INPUT |
| P21CC-00 | DOSING CONTROL UNIT POWER SUPPLY VOLTAGE HIGH INPUT |
| P21DD-00 | UREA TANK HEATER CIRCUIT CURRENT LOW INPUT |
| P221C-00 | UREA HOSE HEATER CONTROL CIRCUIT LOW INPUT |
| P221D-00 | UREA HOSE HEATER CIRCUIT HIGH INPUT |
| P24AE-00 | PM SENSOR CONTROL CIRCUIT RANGE/PERFORMANCE PROBLEM |
| P24AF-00 | PM SENSOR CIRCUIT RANGE/PERFORMANCE |
| P24B1-00 | PM SENSOR CIRCUIT HIGH INPUT |
| P24B3-00 | PM SENSOR: INTERNAL HEATER CIRCUIT CURRENT LOW INPUT |
| P24B6-00 | PM SENSOR: INTERNAL HEATER CIRCUIT CURRENT HIGH INPUT |
| P24B7-00 | PM SENSOR HEATER RESISTANCE MALFUNCTION |
| P24C6-00 | PM SENSOR: INTERNAL TEMPERATURE SENSOR MALFUNCTION |
| P24C7-00 | PM SENSOR TEMPERATURE CIRCUIT RANGE/PERFORMANCE |
| P24D0-00 | PM SENSOR: INTERNAL SUPPLY VOLTAGE MALFUNCTION |
| P24DA-00 | PM SENSOR SYSTEM: PROTECTION TUBE ERROR |
| P2B9A-00 | UREA QUALITY SENSOR CIRCUIT: INTERMITTENT/ERRATIC SIGNAL |
| P2BA7-00 | NOX EXCEEDENCE - EMPTY UREA TANK |
| P2BA9-00 | NOX EXCEEDENCE - INSUFFICIENT UREA QUALITY |
| P3204-00 | DOSING SYSTEM PRESSURE CONTROL DISABLE |
| U0073-00 | CAN COMMUNICATION SYSTEM: BUS OFF OF CAN BUS PTL-BUS |
| U0100-00 | CAN COMMUNICATION: COMMUNICATION ERROR WITH PCM (CAN BUS NO. 11) |
| U02A3-00 | CAN COMMUNICATION SYSTEM: PM SENSOR INFORMATION COMMUNICATION ERROR WITH DOSING CONTROL UNIT |
| U0401-00 | CAN COMMUNICATION: INVALID DATA RECEIVED FROM PCM |
| U04A4-00 | CAN COMMUNICATION: INVALID DATA RECEIVED FROM PM SENSOR |
| U05A4-00 | CAN COMMUNICATION SYSTEM: PM SENSOR COMMUNICATION ERROR WITH DOSING CONTROL UNIT |
| U0619-00 | SENT COMMUNICATION: COMMUNICATION ERROR BETWEEN UREA LEVEL SENSOR AND DOSING CONTROL UNIT |
| U0666-00 | SENT COMMUNICATION: POOR COMMUNICATION BETWEEN UREA PRESSURE SENSOR AND DOSING CONTROL UNIT |