Engine Controls - Tests W/Codes

• Introduction
• Self-Diagnostic System
  • Hard Failures
  • Intermittent Failures
  • Malfunction Indicator Light (Mil)
  • Retrieving Codes
  • Freeze Frame Data
  • Pcm Reset Procedure/Clearing DTCS
  • Pcm Location
• Summary
• Test Equipment
• Connector Identification
  • Notes
  • Diagnostic Trouble Code Identification
• Circuit Tests
  • Notes
  • Malfunction Indicator Light (Mil) Malfunction
    • Intermittent Symptom
    • Malfunction Indicator Light (MIL) Never Comes On, Even For 2 Seconds After Ignition Is Turned On
    • Malfunction Indicator Light (MIL) Stays On Or Comes On After 2 Seconds
  • DTC P0107: Map Sensor Circuit Low Voltage Input
  • DTC P0108: Map Sensor Circuit High Voltage Input
  • DTC P0111: Intake Air Temperature (IAT) Sensor Range/Performance Problem
  • DTC P0112: Intake Air Temperature (IAT) Sensor Low Voltage Input
  • DTC P0113: Intake Air Temperature (IAT) Sensor High Voltage Input
  • DTC P0116: Engine Coolant Temperature (ECT) Sensor Range/Performance Problem
  • DTC P0117: Engine Coolant Temperature (ECT) Sensor Low Voltage Input
  • DTC P0118: Engine Coolant Temperature (ECT) Sensor High Voltage Input
  • DTC P0122: Throttle Position (TP) Sensor Low Voltage Input
  • DTC P0123: Throttle Position (TP) Sensor High Voltage Input
  • DTC P0131: Ho2S-1 Low Voltage
  • DTC P0132: Ho2S-1 Sensor High Voltage
  • DTC P0133: Front Ho2S-1 Slow Response
  • DTC P0135 Or P0141: Ho2S Heater Circuit Malfunction
  • DTC P0137: Rear Heated Oxygen Sensor-2 (Ho2S-2) Low Voltage
  • DTC P0138: Rear Heated Oxygen Sensor-2 (Ho2S-2) High Voltage
  • DTC P0139: Rear Heated Oxygen Sensor-2 (Ho2S-2) Slow Response
  • DTC P0171 & P0172: Fuel Supply System
  • DTC P0301, P0302, P0303, P0304, P0305 & P0306: Misfire In One Cylinder Detected
  • DTC P0325: Knock Sensor (KS) Circuit Malfunction
  • DTC P0335, P0336, P1361, P1362, P1381 & P1382: CKP/TDC/CYP Sensor
  • DTC P0420: Catalytic System Efficiency Below Threshold
  • DTC P0441: EVAP Control System Insufficient Purge Flow
  • DTC P0500 & P0501: VSS Range/Performance Problem
  • DTC P0505: Idle Control System Malfunction
  • DTC P1106: BARO Sensor Range/Performance Problem
  • DTC P1107 & P1108: BARO Sensor
  • DTC P1121 & P1122: Throttle Position (TP) Sensor
  • DTC P1128: Manifold Absolute Pressure (Map) Lower Than Expected
  • DTC P1129: Manifold Absolute Pressure (Map) Higher Than Expected
  • DTC P1259: VTEC Pressure Switch & Solenoid Valve
  • DTC P1297: Electrical Load Detector (Eld) Low Voltage Input
  • DTC P1298: Electrical Load Detector (Eld) High Voltage Input
  • DTC P1300 Or DTC P0301, P0302, P0303, P0304, P0305 & P0306 - Random Misfire
  • DTC P1336 & P1337: Crankshaft Speed Fluctuation (CKF) Sensor
  • DTC P1359: CKP/TDC/CYP Sensor Circuit Problem
  • DTC P1508: Idle Air Control (IAC) Valve (Except D16Y7 & D16Y8 A/T)
  • DTC P1509: Idle Air Control (IAC) Valve (D16Y7 & D16Y8 A/T)
  • DTC P1607: Pcm Internal Circuit
  • DTC P1705 & P1706: A/T Gear Position Switch
  • DTC P1753 & P1758: A/T Lock-Up Control Solenoid Valve