Note. For circuit identification, see WIRING DIAGRAMS article. If replacing Powertrain Control Module (PCM), PCM must be reprogrammed. See PROGRAMMING . After each repair procedure has been completed, reconnect all components. Perform TEST VER-2 to ensure system is functioning properly.
Home/Dodge/Intrepid/Dodge Intrepid II (1997-2004)/Repair manual/Testing & Diagnostics/DTC P0401: EGR SYSTEM FAILURE
Contents
Wiring diagrams Section: Testing & Diagnostics- Engine Controls Self-Diagnostics: Overview
- Engine Controls Self-Diagnostics: Diagnosis
- Engine Controls Self-Diagnostics: Component Locations
- Engine Controls Self-Diagnostics: Other
- DTC P0106: BAROMETRIC PRESSURE OUT OF RANGE
- DTC P0107: MAP SENSOR VOLTAGE TOO LOW
- DTC P0108: MAP SENSOR VOLTAGE TOO HIGH
- DTC P0112: INTAKE AIR TEMP SENSOR VOLTAGE LOW
- DTC P0113: INTAKE AIR TEMP SENSOR VOLTAGE HIGH
- DTC P0117: ECT SENSOR VOLTAGE TOO LOW
- DTC P0118: ECT SENSOR VOLTAGE TOO HIGH
- DTC P0121: TPS VOLTAGE DOES NOT AGREE WITH MAP
- DTC P0122: THROTTLE POSITION SENSOR VOLTAGE LOW
- DTC P0123: THROTTLE POSITION SENSOR VOLTAGE HIGH
- DTC P0125: CLOSED LOOP TEMP NOT REACHED OR DTC P1281: ENGINE IS COLD TOO LONG
- DTC P0131: 1/1 O2 SENSOR SHORTED TO GROUND
- DTC P0132: 1/1 O2 SENSOR SHORTED TO VOLTAGE
- DTC P0133: 1/1 O2 SENSOR SLOW RESPONSE
- DTC P0134: 1/1 O2 SENSOR STAYS AT CENTER
- DTC P0135: 1/1 O2 SENSOR HEATER FAILURE
- DTC P0137: 1/2 O2 SENSOR SHORTED TO GROUND
- DTC P0138: 1/2 O2 SENSOR SHORTED TO VOLTAGE
- DTC P0139: 1/2 O2 SENSOR SLOW RESPONSE
- DTC P0140: 1/2 O2 SENSOR STAYS AT CENTER
- DTC P0141: 1/2 O2 SENSOR HEATER FAILURE
- DTC P0151: 2/1 O2 SENSOR SHORTED TO GROUND
- DTC P0152: 2/1 O2 SENSOR SHORTED TO VOLTAGE
- DTC P0153: 2/1 O2 SENSOR SLOW RESPONSE
- DTC P0154: 2/1 O2 SENSOR STAYS AT CENTER
- DTC P0155: 2/1 O2 SENSOR HEATER FAILURE
- DTC P0157: 2/2 O2 SENSOR SHORTED TO GROUND
- DTC P0158: 2/2 O2 SENSOR SHORTED TO VOLTAGE
- DTC P0160: 2/2 O2 SENSOR STAYS AT CENTER
- DTC P0161: 2/2 O2 SENSOR HEATER FAILURE
- DTC P0171: 1/1 FUEL SYSTEM LEAN OR DTC P0174: 2/1 FUEL SYSTEM LEAN
- DTC P0172: 1/1 FUEL SYSTEM RICH OR DTC P0175: 2/1 FUEL SYSTEM RICH
- DTC P0201: INJECTOR #1 CONTROL CIRCUIT
- DTC P0202: INJECTOR #2 CONTROL CIRCUIT
- DTC P0203: INJECTOR #3 CONTROL CIRCUIT
- DTC P0204: INJECTOR #4 CONTROL CIRCUIT
- DTC P0205: INJECTOR #5 CONTROL CIRCUIT
- DTC P0206 INJECTOR #6 CONTROL CIRCUIT
- DTC P0300: MULTIPLE CYLINDER MISFIRE
- DTC P0301-P0306: CYLINDER MISFIRE
- DTC P0320: NO CRANK REFERENCE SIGNAL AT PCM
- DTC P0325: KNOCK SENSOR #1 CIRCUIT
- DTC P0340: NO CAM SIGNAL AT PCM
- DTC P0351: IGNITION COIL #1 PRIMARY CIRCUIT
- DTC P0352: IGNITION COIL #2 PRIMARY CIRCUIT
- DTC P0353: IGNITION COIL #3 PRIMARY CIRCUIT
- DTC P0354: IGNITION COIL #4 PRIMARY CIRCUIT
- DTC P0355: IGNITION COIL #5 PRIMARY CIRCUIT
- DTC P0356: IGNITION COIL #6 PRIMARY CIRCUIT
- DTC P0401: EGR SYSTEM FAILURE
- DTC P0403: EGR SOLENOID CIRCUIT
- DTC P0404: EGR POSITION SENSOR RATIONALITY
- DTC P0405: EGR POSITION SENSOR VOLTAGE TOO LOW
- DTC P0406: EGR POSITION SENSOR VOLTAGE TOO HIGH
- DTC P0420: 1/1 CATALYTIC CONVERTER EFFICIENCY
- DTC P0432: 2/1 CATALYTIC CONVERTER EFFICIENCY
- DTC P0441: EVAP PURGE FLOW MONITOR
- DTC P0442: EVAP LEAK MONITOR MEDIUM (.040") LEAK DETECTED OR DTC P0455: EVAP LEAK MONITOR LARGE LEAK DETECTED
- DTC P0443: EVAP PURGE SOLENOID CIRCUIT
- DTC P0460: FUEL LEVEL UNIT NO CHANGE OVER MILES
- DTC P0462: FUEL LEVEL SENDING UNIT VOLTS TOO LOW OR DTC P0463: FUEL LEVEL SENDING UNIT VOLTS TOO HIGH
- DTC P0500: NO VEHICLE SPEED SIGNAL
- DTC P0505: IDLE AIR CONTROL MOTOR CIRCUITS
- DTC P0551: POWER STEERING SWITCH FAILURE
- DTC P0600: PCM FAILURE SPI COMMUNICATIONS
- DTC P0601: INTERNAL CONTROLLER FAILURE
- DTC P0622: GENERATOR FIELD NOT SWITCHING PROPERLY
- DTC P0645: A/C CLUTCH RELAY CIRCUIT
- DTC P0700: EATX CONTROLLER DTC PRESENT
- DTC P0703: BRAKE SWITCH SENSE CIRCUIT
- DTC P1195: 1/1 O2 SENSOR SLOW DURING CATALYST MONITOR
- DTC P1196: 2/1 O2 SENSOR SLOW DURING CATALYST MONITOR
- DTC P1282: FUEL PUMP RELAY CONTROL CIRCUIT
- DTC P1288: SHORT RUNNER SOLENOID CIRCUIT
- DTC P1289: MANIFOLD TUNE VALVE SOLENOID CIRCUIT
- DTC P1294: TARGET IDLE NOT REACHED
- DTC P1297: NO CHANGE IN MAP SENSOR FROM START TO RUN
- DTC P1299: VACUUM LEAK FOUND (IAC FULLY SEATED)
- DTC P1388: AUTO SHUTDOWN RELAY CONTROL CIRCUIT
- DTC P1389: NO ASD RELAY OUTPUT VOLTAGE AT PCM
- DTC P1391: INTERMITTENT LOSS OF CMP OR CKP
- DTC P1398: MISFIRE ADAPTIVE NUMERATOR AT LIMIT
- DTC P1478: BATTERY TEMP SENSOR VOLTS OUT OF LIMIT
- DTC P1486: EVAP LEAK MONITOR PINCHED HOSE
- DTC P1489: HIGH SPEED FAN CONTROL RELAY CIRCUIT
- DTC P1490: LOW SPEED FAN CONTROL RELAY CIRCUIT
- DTC P1492: AMBIENT/BATT TEMP SEN VOLTS TOO HIGH OR DTC P1493: AMBIENT/BATT TEMP SEN VOLTS TOO LOW
- DTC P1494: LEAK DETECT PUMP SW OR MECHANICAL FAULT
- DTC P1495: LEAK DETECTION PUMP SOLENOID CIRCUIT
- DTC P1496: 5-VOLT SUPPLY OUTPUT TOO LOW
- DTC P1594: CHARGING SYSTEM VOLTAGE TOO HIGH
- DTC P1598: A/C PRESSURE SENSOR VOLTS TOO HIGH
- DTC P1599: A/C PRESSURE SENSOR VOLTS TOO LOW
- DTC P1682: CHARGING SYSTEM VOLTAGE TOO LOW
- DTC P1685: INVALID SKIM KEY
- DTC P1686: NO SKIM BUS MESSAGE RECEIVED
- DTC P1687: NO CLUSTER BUS MESSAGE
- DTC P1695: NO CCD/J1850 MESSAGE FROM BODY CONTROL MODULE
- DTC P1697: PCM FAILURE SRI MILE NOT STORED
- DTC P1698: NO BUS MESSAGE FROM TRANS CONTROL MODULE
- DTC P1899: P/N SWITCH STUCK IN PARK OR IN GEAR
- Engine Controls - Tests W/o Codes - Except Diesel: Diagnosis
- Engine Controls - Tests W/o Codes - Except Diesel: Other
- Engine System Testing & Engine Component Testing - Cars (Except Avenger & Sebring Coupe): Specifications
- Engine System Testing & Engine Component Testing - Cars (Except Avenger & Sebring Coupe): Diagnosis
- Engine System Testing & Engine Component Testing - Cars (Except Avenger & Sebring Coupe): Other
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