1998 Chevrolet Prizm LSi, Automatic, A245E/MS7FACTORY OEM SERVICE PROCEDURE

DTC Definitions

DTC IDENTIFICATION

DTC Description Type
P0105  MAP Sensor Circuit A
P0106  MAP Sensor System Performance A
P0110  IAT Sensor Circuit A
P0115  ECT Sensor Circuit A
P0116  ECT Sensor Circuit Performance A
P0120  TP Sensor Circuit A
P0121  TP Sensor System Performance A
P0125  ECT Excessive Time To Enter Closed Loop B
P0130  HO2S-1 Circuit B
P0133  HO2S-1 Slow Response B
P0135  HO2S-1 Heater Circuit B
P0136  HO2S-2 Circuit B
P0141  HO2S-2 Heater Circuit B
P0171  Fuel Trim System Lean B
P0172  Fuel Trim System Rich B
P0300  Engine Misfire Detected B
P0301  Cylinder No. 1 Misfire Detected B
P0302  Cylinder No. 2 Misfire Detected B
P0303  Cylinder No. 3 Misfire Detected B
P0304  Cylinder No. 4 Misfire Detected B
P0325  KS Circuit B
P0335  CKP Sensor Circuit B
P0336  CKP Sensor Performance B
P0340  CMP Sensor Circuit B
P0420  TWC System Efficiency Low B
P0440  EVAP System B
P0441  EVAP System Incorrect Purge Flow B
P0446  EVAP Vent Control System B
P0450  EVAP System Pressure Sensor Circuit B
P0500  VSS Circuit A
P0505  Idle Control System B
P1300  Ignition Control Module No. 1 Circuit A
P1310  Ignition Control Module No. 2 Circuit A
P1335  CKP Sensor Circuit A
P1520  Stoplight Switch Circuit B
P1600  PCM Battery A
Factory Service Tools

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

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