SUMMARY
If no hard fault codes (or only pass codes) are present, driveability symptoms exist or intermittent codes exist, proceed to TESTS W/O CODES article for diagnosis by symptom (i.e. ROUGH IDLE, NO START, etc.), or intermittent diagnostic procedures.
Scheme 7
Note. The following schematics and charts are courtesy of Chrysler Motors.
Fault 1000: Circuit Diagram Ignition Circuit Low. Scheme 8
Scheme 8: Fault 1000: Circuit Diagram Ignition Circuit Low
Fault 1000: Flow Chart Ignition Circuit Low. Scheme 9
Scheme 9: Fault 1000: Flow Chart Ignition Circuit Low
Fault 1001: Flow Chart Ignition Circuit High. Scheme 10
Scheme 10: Fault 1001: Flow Chart Ignition Circuit High
Fault 1004: Circuit Diagram ECU Battery Feed & Power Grounds. Scheme 11
Scheme 11: Fault 1004: Circuit Diagram ECU Battery Feed & Power Grounds
Fault 1004: Flow Chart ECU Battery Feed & Power Grounds. Scheme 12
Scheme 12: Fault 1004: Flow Chart ECU Battery Feed & Power Grounds
Fault 1005: Flow Chart System Ground Circuit. Scheme 13
Scheme 13: Fault 1005: Flow Chart System Ground Circuit
Fault 1006: Circuit Diagram EGR Solenoid Circuit Low. Scheme 14
Scheme 14: Fault 1006: Circuit Diagram EGR Solenoid Circuit Low
Fault 1006: Flow Chart EGR Solenoid Circuit Low. Scheme 15
Scheme 15: Fault 1006: Flow Chart EGR Solenoid Circuit Low
Fault 1007: Flow Chart EGR Solenoid Circuit Low. Scheme 16
Scheme 16: Fault 1007: Flow Chart EGR Solenoid Circuit Low
Fault 1008: Circuit Diagram Power Steering Circuit Low. Scheme 17
Scheme 17: Fault 1008: Circuit Diagram Power Steering Circuit Low
Fault 1008: Flow Chart Power Steering Circuit Low. Scheme 18
Scheme 18: Fault 1008: Flow Chart Power Steering Circuit Low
Fault 1009: Flow Chart Power Steering Circuit High. Scheme 19
Scheme 19: Fault 1009: Flow Chart Power Steering Circuit High
Fault 1012: Circuit Diagram Fuel Injector Circuits. Scheme 20
Scheme 20: Fault 1012: Circuit Diagram Fuel Injector Circuits
Fault 1012: Flow Chart Fuel Injector Circuits. Scheme 21
Scheme 21: Fault 1012: Flow Chart Fuel Injector Circuits
Fault 1013: Circuit Diagram Ignition Module (MPA) Circuit High. Scheme 22
Scheme 22: Fault 1013: Circuit Diagram Ignition Module (MPA) Circuit High
Fault 1013: Flow Chart Ignition Module (MPA) Circuit High. Scheme 23
Scheme 23: Fault 1013: Flow Chart Ignition Module (MPA) Circuit High
Fault 1014: Flow Chart Fuel Pump Circuit Low. Scheme 24
Scheme 24: Fault 1014: Flow Chart Fuel Pump Circuit Low
Fault 1015: FLow Chart Fuel Pump Circuit High. Scheme 25
Scheme 25: Fault 1015: FLow Chart Fuel Pump Circuit High
Fault 1016: Circuit Diagram MAT Circuit Low. Scheme 26
Scheme 26: Fault 1016: Circuit Diagram MAT Circuit Low
Fault 1016: Flow Chart MAT Circuit Low. Scheme 27
Scheme 27: Fault 1016: Flow Chart MAT Circuit Low
Fault 1017: Flow Chart MAT Circuit High. Scheme 28
Scheme 28: Fault 1017: Flow Chart MAT Circuit High
Fault 1018: Circuit Diagram Serial Data Circuit. Scheme 29
Scheme 29: Fault 1018: Circuit Diagram Serial Data Circuit
Fault 1018: Flow Chart Serial Data Circuit. Scheme 30
Scheme 30: Fault 1018: Flow Chart Serial Data Circuit
Fault 1019: Flow Chart Power Latch Not Set. Scheme 31
Scheme 31: Fault 1019: Flow Chart Power Latch Not Set
Fault 1021: Circuit Diagram Engine Failed To Start. Scheme 32
Scheme 32: Fault 1021: Circuit Diagram Engine Failed To Start
Fault 1021: Flow Chart Engine Failed To Start (1 of 2). Scheme 33
Scheme 33: Fault 1021: Flow Chart Engine Failed To Start (1 of 2)
Fault 1021: Flow Chart Engine Failed To Start (2 of 2). Scheme 34
Scheme 34: Fault 1021: Flow Chart Engine Failed To Start (2 of 2)
Fault 1022: Circuit Diagram Starter Relay Circuit Low. Scheme 35
Scheme 35: Fault 1022: Circuit Diagram Starter Relay Circuit Low
Fault 1022: Flow Chart Starter Relay Circuit Low. Scheme 36
Scheme 36: Fault 1022: Flow Chart Starter Relay Circuit Low
Fault 1024: Flow Chart No Start Signal At ECU. Scheme 37
Scheme 37: Fault 1024: Flow Chart No Start Signal At ECU
Fault 1025: Circuit Diagram Wide Open Throttle (WOT) Circuit Low. Scheme 38
Scheme 38: Fault 1025: Circuit Diagram Wide Open Throttle (WOT) Circuit Low
Fault 1025: Flow Chart Wide Open Throttle (WOT) Circuit Low. Scheme 39
Scheme 39: Fault 1025: Flow Chart Wide Open Throttle (WOT) Circuit Low
Fault 1027: Flow Chart Injector Control Circuit Low. Scheme 40
Scheme 40: Fault 1027: Flow Chart Injector Control Circuit Low
Fault 1028: Flow Chart WOT Circuit Low. Scheme 41
Scheme 41: Fault 1028: Flow Chart WOT Circuit Low
Fault 1029: Flow Chart ISA Closed Throttle Circuit Low. Scheme 42
Scheme 42: Fault 1029: Flow Chart ISA Closed Throttle Circuit Low
Fault 1030: Circuit Diagram ISA Closed Throttle Circuit High. Scheme 43
Scheme 43: Fault 1030: Circuit Diagram ISA Closed Throttle Circuit High
Fault 1030: Flow Chart ISA Closed Throttle Circuit High. Scheme 44
Scheme 44: Fault 1030: Flow Chart ISA Closed Throttle Circuit High
Fault 1031: Flow Chart ECU Closed Throttle Circuit Low. Scheme 45
Scheme 45: Fault 1031: Flow Chart ECU Closed Throttle Circuit Low
Fault 1032: Circuit Diagram ECU Closed Throttle Circuit High. Scheme 46
Scheme 46: Fault 1032: Circuit Diagram ECU Closed Throttle Circuit High
Fault 1032: Flow Chart ECU Closed Throttle Circuit High. Scheme 47
Scheme 47: Fault 1032: Flow Chart ECU Closed Throttle Circuit High
Fault 1033-36: Circuit Diagram ISA Circuits. Scheme 48
Scheme 48: Fault 1033-36: Circuit Diagram ISA Circuits
Fault 1033-36: Flow Chart ISA Circuits (1 of 2). Scheme 49
Scheme 49: Fault 1033-36: Flow Chart ISA Circuits (1 of 2)
Fault 1033-36: Flow Chart ISA Circuits (2 Of 2). Scheme 50
Scheme 50: Fault 1033-36: Flow Chart ISA Circuits (2 Of 2)
Fault 1037: Circuit Diagram TPS Circuit Low. Scheme 51
Scheme 51: Fault 1037: Circuit Diagram TPS Circuit Low
Fault 1037: Flow Chart TPS Circuit Low. Scheme 52
Scheme 52: Fault 1037: Flow Chart TPS Circuit Low
Fault 1038: Circuit Diagram Serial Data Enable Circuit High. Scheme 53
Scheme 53: Fault 1038: Circuit Diagram Serial Data Enable Circuit High
Fault 1038: Flow Chart Serial Data Enable Circuit High. Scheme 54
Scheme 54: Fault 1038: Flow Chart Serial Data Enable Circuit High
Fault 1039: Flow Chart Serial Data Enable Circuit Low. Scheme 55
Scheme 55: Fault 1039: Flow Chart Serial Data Enable Circuit Low
Fault 1040: Circuit Diagram Power Latch Relay Circuit Low. Scheme 56
Scheme 56: Fault 1040: Circuit Diagram Power Latch Relay Circuit Low
Fault 1040: Flow Chart Power Latch Relay Circuit Low. Scheme 57
Scheme 57: Fault 1040: Flow Chart Power Latch Relay Circuit Low
Fault 1041: Flow Chart Power Latch Relay Circuit High. Scheme 58
Scheme 58: Fault 1041: Flow Chart Power Latch Relay Circuit High
Fault 1042: Flow Chart Charging & ECU Circuits. Scheme 59
Scheme 59: Fault 1042: Flow Chart Charging & ECU Circuits
Fault 1043: Circuit Diagram Shift Light Circuit Low. Scheme 60
Scheme 60: Fault 1043: Circuit Diagram Shift Light Circuit Low
Fault 1043: Flow Chart Shift Light Circuit Low. Scheme 61
Scheme 61: Fault 1043: Flow Chart Shift Light Circuit Low
Fault 1044: Flow Chart Shift Light Circuit High. Scheme 62
Scheme 62: Fault 1044: Flow Chart Shift Light Circuit High
Fault 1048: Flow Chart Checking M/T Vehicle For Correct ECU. Scheme 63
Scheme 63: Fault 1048: Flow Chart Checking M/T Vehicle For Correct ECU
Fault 1050: Circuit Diagram Idle RPM Low. Scheme 64
Scheme 64: Fault 1050: Circuit Diagram Idle RPM Low
Fault 1050: Flow Chart Idle RPM Low. Scheme 65
Scheme 65: Fault 1050: Flow Chart Idle RPM Low
Fault 1051: Flow Chart Idle RPM High. Scheme 66
Scheme 66: Fault 1051: Flow Chart Idle RPM High
Fault 1052: Circuit Diagram MAP Sensor Circuit. Scheme 67
Scheme 67: Fault 1052: Circuit Diagram MAP Sensor Circuit
Fault 1052: Flow Chart MAP Sensor Circuit. Scheme 68
Scheme 68: Fault 1052: Flow Chart MAP Sensor Circuit
Fault 1053: Flow Chart MAP Sensor Ground Circuit. Scheme 69
Scheme 69: Fault 1053: Flow Chart MAP Sensor Ground Circuit
Fault 1054: Circuit Diagram Coolant Sensor & 5-Volt Supply To TPS/MAP Circuit Low. Scheme 70
Scheme 70: Fault 1054: Circuit Diagram Coolant Sensor & 5-Volt Supply To TPS/MAP Circuit Low
Fault 1054: Flow Chart Coolant Sensor & 5-Volt Supply To TPS/MAP Circuit Low. Scheme 71
Scheme 71: Fault 1054: Flow Chart Coolant Sensor & 5-Volt Supply To TPS/MAP Circuit Low
Fault 1055: Flow Chart Coolant Sensor Circuit High. Scheme 72
Scheme 72: Fault 1055: Flow Chart Coolant Sensor Circuit High
Fault 1056: Flow Chart Inactive Coolant Temperature Sensor. Scheme 73
Scheme 73: Fault 1056: Flow Chart Inactive Coolant Temperature Sensor
