Engine Controls - Tests W/Codes - OBD-II

• Introduction
• Self-Diagnostic System
  • Hard Failures
  • Intermittent Failures
  • Malfunction Indicator Light Inspection
  • Retrieving Trouble Codes
    • Notes
    • Normal Mode
    • Check Mode (Lexus Scan Tester Only)
  • Notes On Trouble Codes
  • Clearing Trouble Codes
• Scan Tester Problems
  • DLC No. 3 Inspection
  • ECM Location
• Trouble Code Charts
  • Notes
  • Code P0100 - Mass Airflow Meter Circuit Malfunction
  • Code P0101 - Mass Airflow Meter Circuit Range/Performance
  • Code P0110 - Intake Air Temperature Circuit Malfunction
  • Code P0115 - Engine Coolant Temperature Circuit Malfunction
  • Code P0116 - Engine Coolant Temperature Circuit Range/Performance
  • Code P0120 - Throttle Position Circuit Malfunction
  • Code P0121 - Throttle Position Circuit Range/Performance
  • Code P0125 - Insufficient Coolant Temperature For Closed Loop Fuel Control
  • Code P0130 & P0150 - Heated O2 Sensor Circuit Malfunction
    • Notes
    • Circuit Description
  • Code P0133 & P0153 - Heated O2 Sensor Circuit Slow Response
    • Notes
    • Circuit Description
  • Code P0135, P0141 & P0155 - Heated O2 Sensor Heater Circuit Malfunction
    • Notes
    • Circuit Description
  • Code P0136 - Heated O2 Sensor Circuit Malfunction (Bank 1, Sensor 2)
    • Circuit Description
  • Code P0171 & P0172 - Fuel Trim
    • Notes
    • Circuit Description
  • Code P0201, P0202, P0203, P0204, P0205 & P0206 - Injector Circuit Malfunction
    • Notes
    • Circuit Description
  • Code P0300, P0301, P0302, P0303, P0304, P0305 & P0306 - Misfire Detected
    • Notes
    • Circuit Description
  • Code P0325 & P0330 - Knock Sensors No. 1 & 2 Circuit Malfunction
    • Notes
    • Circuit Description
  • Code P0335 - Crankshaft Position Sensor Circuit Malfunction
  • Code P0336 - Crankshaft Position Sensor Circuit Range/Performance
  • Code P0340 - Camshaft Position Sensor Circuit Malfunction
  • Code P0401 - Exhaust Gas RECIRCULATION Flow Insufficient Detected
  • Code P0402 - Exhaust Gas RECIRCULATION Flow Excess Detected
  • Code P0420 - Catalyst System Efficiency Below Threshold
  • Code P0500 - Vehicle Speed Sensor Malfunction
  • Code P0505 - Idle Control System Malfunction
  • Code P0510 - Closed Throttle Position Switch Malfunction
  • Code P0720 - Output Speed Sensor Circuit Malfunction (For Electronic Transaxle)
  • Code P0750 & P0755 - Shift Solenoid "A/B" Malfunction (Shift Solenoid Valve No. 1/No. 2)
    • Notes
    • Circuit Description
  • Code P0753 & P0758 - Shift Solenoid "A/B" Electrical (Shift Solenoid Valve No. 1/No. 2)
    • Notes
    • Circuit Description
  • Code P0770 - Shift Solenoid "E" Malfunction (Shift Solenoid Valve SL)
  • Code P0773 - Shift Solenoid "E" Electrical (Shift Solenoid Valve SL)
  • Code P1300 - IGNITOR Circuit Malfunction
  • Code P1500 - Starter Signal Circuit Malfunction
  • Code P1600 - ECM Battery Malfunction
    • Circuit Description
  • Code P1605 - Knock Control CPU Malfunction
  • Code P1705 - NC2 Revolution Sensor Circuit Malfunction (Direct Clutch Speed Sensor)
  • Code P1765 - Linear Solenoid Malfunction (Shift Solenoid Valve SLN)
  • Code P1780 - Park/Neutral Position Switch Malfunction
• Summary
• Wiring Diagrams