Engine Controls - Tests W/Codes - OBD-II (1.8L)

• Introduction
  • Notes
  • System Diagnosis
    • Notes
    • Hard Failures
    • Intermittent Failures
• Self-Diagnostic System
  • Service Precautions
  • Visual Inspection
  • Entering On-Board Diagnostics
  • Using Scan Tool
  • Using Voltmeter
  • Using Mil
• Trouble Codes
  • Notes
  • Clearing Codes
  • Pcm Location
• Terminal Identification
• Diagnostic Tests
  • Notes
  • Scan Tool Will Not Communicate
  • Intermittent Faults
  • Code P0100: Air Flow Sensor (AFS) Circuit Failure
  • Code P0105: Barometric (BARO) Pressure Sensor CKT Failure
  • Code P0110: IAT Sensor Circuit Failure
  • Code P0115: Engine Coolant Temperature (ECT) Sensor Failure
  • Code P0120: Throttle Position (TP) Sensor Circuit Failure
  • Code P0125: Excessive Time To Enter Closed Loop Fuel CNTRL
  • Codes P0130 & P0135: Front Heated O2 Sensor (Ho2S) CKT Failure
  • Codes P0136 & P0141: Rear Ho2S Circuit Failure
  • Code P0170: Fuel Trim Failure
  • Codes P0201, P0202, P0203 & P0204: Injector Circuit Failure
  • Codes P0300, P0301, P0302, P0303, & P0304: CYL Misfire Detected
  • Code P0335: Crankshaft Position (CKP) Sensor Circuit Failure
  • Code P0340: Camshaft Position (CMP) Sensor Circuit Failure
  • Code P0400: EGR Valve Flow Failure
  • DTC P0420 & P0421: Catalyst Effectiveness Below Threshold
  • Codes P0440, P0443 & P1443: EVAP Emission Control SYS Failure
  • Code P0500: Vehicle Speed Sensor (VSS) Circuit Failure
  • Code P0505: Idle Control System Failure
  • Code P0510: Closed Throttle Position (TP) Switch Failure
  • DTC P1300 - Ignition Timing Adjustment Circuit Failure
  • Code P1400: MDP Sensor Circuit Failure
  • Code P1500: Generator Fr Terminal Circuit Failure
  • Code P1715: Pulse Generator Failure
  • Code P1750: Solenoid Failure
• Summary
• Wiring Diagrams