Generation III Internal Engine 1997-2006 LS1 | LS6
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rough idle and miss

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Old Apr 20, 2008 | 09:47 PM
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Default rough idle and miss

The car will fight to idle and surge at idle and will develop a miss after 60%+acceleration. Ive cleaned my MAF, swaped to another confirmed good MAF and not sure whats wrong here. can anyone help at all??


[PCM] P0102 - Mass Air Flow (MAF) Sensor Circuit Low Frequency (SES) (Pending) (History) (Current) (Immature)
[PCM] P0123 - Throttle Position (TP) Sensor Circuit High Voltage (Immature)
[PCM] P0140 - HO2S Circuit Insufficient Activity Bank 1 Sensor 2 (SES) (Old) (History) (Current) (Immature)
[PCM] P0160 - HO2S Circuit Insufficient Activity Bank 2 Sensor 2 (SES) (Old) (History) (Current) (Immature)
[PCM] P0500 - Vehicle Speed Sensor (VSS) Circuit (Old) (History) (Immature)
[PCM] P0530 - A/C Refrigerant Pressure Sensor Circuit Malfunction (Old) (History) (Current) (Immature)
[PCM] P0801 - Reverse Inhibit Control Circuit Malfunction (Old) (History) (Immature)
[PCM] P1121 - Throttle Position (TP) Sensor Circuit Intermittent High Voltage (Old) (History) (Immature)
[PCM] P1133 - HO2S Insufficient Switching Bank 1 Sensor 1 (Old) (Immature)
[PCM] P1153 - HO2S Insufficient Switching Bank 2 Sensor 1 (Old) (Immature)
[PCM] P1637 - Generator L-Terminal Circuit (History) (Immature)
[Brake] U1096 - Loss of Communications with IPC (History)
[Restraints] B1000 - ECU Malfunction (History) (Immature)
[Restraints] U1000 - Class 2 Communication Malfunction (History) (Immature)
[Restraints] U1016 - Loss of Class 2 Communication with VCM (History) (Immature)
[Restraints] U1096 - Loss of Communications with IPC (History) (Immature)


Continuous Tests
Misfire: Complete
Fuel System: Complete
Comprehensive Component: Complete


Once Per Trip Tests
Catalyst: Incomplete
Heated Catalyst: n/a
Evaporative System: Incomplete
Secondary Air System: Incomplete
A/C System Refrigerant: n/a
Oxygen Sensor: Complete
Oxygen Sensor Heater: Incomplete
EGR System: Complete
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