Pontiac Repair: Pontiac sunfire gtx 98, sunfire gtx, exhaust gas recirculation

Question
What could be wrong when ur check engine light comes on?

Answer
hi
any of thesee things
 DTC P0106 Manifold Absolute Pressure (MAP) System Performance  
 DTC P0107 Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage  
 DTC P0108 Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage  
 DTC P0112 Intake Air Temperature (IAT) Sensor Circuit Low Voltage  
 DTC P0113 Intake Air Temperature (IAT) Sensor Circuit High Voltage  
 DTC P0117 Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage  
 DTC P0118 Engine Coolant Temperature (ECT) Sensor Circuit High Voltage  
 DTC P0121 Throttle Position (TP) Sensor Performance  
 DTC P0122 Throttle Position (TP) Sensor Circuit Low Voltage  
 DTC P0123 Throttle Position (TP) Sensor Circuit High Voltage  
 DTC P0125 Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control  
 DTC P0131 O2S Circuit Low Voltage Sensor 1  
 DTC P0132 O2S Circuit High Voltage Sensor 1  
 DTC P0133 O2S Slow Response Sensor 1  
 DTC P0134 O2S Circuit Insufficient Activity Sensor 1  
 DTC P0137 HO2S Circuit Low Voltage Sensor 2  
 DTC P0138 HO2S Circuit High Voltage Sensor 2  
 DTC P0140 HO2S Circuit Insufficient Activity Sensor 2  
 DTC P0141 HO2S Heater Performance Sensor 2  
 DTC P0171 Fuel Trim System Lean  
 DTC P0172 Fuel Trim System Rich  
 DTC P0200 Injector Control Circuit  
 DTC P0300 Engine Misfire Detected  
 DTC P0301 Cylinder 1 Misfire Detected  
 DTC P0302 Cylinder 2 Misfire Detected  
 DTC P0303 Cylinder 3 Misfire Detected  
 DTC P0304 Cylinder 4 Misfire Detected  
 DTC P0325 Knock Sensor (KS) Circuit  
 DTC P0335 Crankshaft Position (CKP) Sensor Circuit  
 DTC P0341 Camshaft Position (CMP) Sensor Performance  
 DTC P0342 Camshaft Position (CMP) Sensor Circuit Low Voltage  
 DTC P0401 Exhaust Gas Recirculation (EGR) Flow Insufficient  
 DTC P0404 Exhaust Gas Recirculation (EGR) Open Position Performance  
 DTC P0405 Exhaust Gas Recirculation (EGR) Position Sensor Circuit Low Voltage  
 DTC P0420 Catalyst System Low Efficiency  
 DTC P0440 Evaporative Emission (EVAP) System  
 DTC P0442 Evaporative Emission (EVAP) System Small Leak Detected  
 DTC P0446 Evaporative Emission (EVAP) Vent System Performance  
 DTC P0452 Fuel Tank Pressure Sensor Circuit Low Voltage  
 DTC P0453 Fuel Tank Pressure Sensor Circuit High Voltage  
 DTC P0460 Fuel Level Sensor Circuit  
 DTC P0480 Cooling Fan Relay Control Circuit  
 DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input Manual Trans Only  
 DTC P0506 Idle Speed Low  
 DTC P0507 Idle Speed High  
 DTC P0530 Air Conditioning (A/C) Refrigerant Pressure Sensor Circuit  
 DTC P0562 System Voltage Low  
 DTC P0563 System Voltage High  
 DTC P0601 Control Module Read Only Memory (ROM)  
 DTC P0602 Control Module Not Programmed  
 DTC P0705 Transmission Range Switch Circuit  
 DTC P1133 O2S Insufficient Switching Sensor 1  
 DTC P1171 Fuel System Lean During Acceleration  
 DTC P1336 Crankshaft Position (CKP) System Variation Not Learned  
 DTC P1380 Misfire Detected - Rough Road Data Not Available  
 DTC P1381 Misfire Detected - No Communication with Brake Control Module  
 DTC P1404 Exhaust Gas Recirculation (EGR) Closed Position Performance  
 DTC P1441 Evaporative Emission (EVAP) System Flow During Non-Purge  
 DTC P1621 Control Module Long Term Memory Performance  
 DTC P1629 Theft Deterrent Fuel Enable Signal Not Received  
 DTC U1016 Serial Communications Malfunction