Engine Controls - Tests W/Codes

• Introduction
• Self-Diagnostic System
  • Hard Failures
  • Intermittent Failures
  • Retrieving DTC(S)
  • Clearing DTC(S)
  • ECM Location
  • Trouble Code Definition
• Summary
• Diagnostic Code Testing
  • Notes
  • DTC P0100 (QA) - Mass Air Flow (MAF) Sensor Circuit Malfunction
  • DTC P0101 (QA_R) - Mass Air Flow (MAF) Sensor Circuit Range/Performance Problem
    • Notes
    • Condition
    • Diagnosis & Repair Procedure
  • DTC P0105 (P_S) - Pressure Sensor Circuit Malfunction
    • Notes
    • Description
  • DTC P0106 (P_R) - Pressure Sensor Circuit Range/Performance Problem
  • DTC P0115 (TW) - Engine Coolant Temperature (ECT) Sensor Circuit Malfunction
  • DTC P0120 (THV) - Throttle Position (TP) Sensor Circuit Malfunction
  • DTC P0121 (Th_R) - Throttle Position (TP) Sensor Circuit Range/Performance Problem
  • DTC P0125 (TW_Cl) - Insufficient Coolant Temperature For Closed Loop Fuel Control
  • DTC P0130 (FO2_V) - Front Oxygen Sensor (O2S) Circuit Malfunction
  • DTC P0133 (FO2_R) - Front Oxygen Sensor (O2S) Circuit Slow Response
  • DTC P0135 (FO2H) - Front Oxygen Sensor (O2S) Heater Circuit Malfunction
  • DTC P0136 (RO2_V) - Rear Oxygen Sensor (O2S) Circuit Malfunction
  • DTC P0139 (RO2_R) - Rear Oxygen Sensor (O2S) Circuit Slow Response
  • DTC P0141 (RO2_H) - Rear Oxygen Sensor (O2S) Heater Circuit Malfunction
  • DTC P0170 (Fuel) - Fuel Trim Malfunction
  • DTC P0201 (INJ1), DTC P0202 (INJ2), DTC P0203 (INJ3), DTC P0204 (INJ4) - Fuel Injection Circuit Malfunction
  • DTC P0301 (Mis_1), P0302 (Mis_2),P0303 (Mis_3), P0304 (Mis_4) - Cylinder (1, 2, 3 Or 4) Misfire Detected
    • Notes
    • "a" - Only One Cylinder
    • "b" - Group Of Cylinders No. 1 And 2
    • "c" - Group Of Cylinders No. 3 And 4
    • "d" - Group Of Cylinders No. 1 And 3
    • "e" - Group Of Cylinders No. 2 And 4
    • "f" - Cylinder At Random
  • DTC P0325 (Knock) - Knock Sensor Circuit Malfunction
  • DTC P0335 (Crank) - Crankshaft Position (CKP) Sensor Circuit Malfunction
  • DTC P0340 (Cam) - Camshaft Position (CMP) Sensor Circuit Malfunction
  • DTC P0400 (EGR) - Exhaust Gas RECIRCULATION (EGR) Flow Malfunction
  • Confirmation Of Actual Driving Pattern
    • "a"
    • "b"
    • "c"
    • "d"
    • "e"
    • "f"
  • DTC P0403 (ERGSOL) - Exhaust Gas RECIRCULATION (EGR) Circuit Malfunction
  • DTC P0420 (Cat) - Catalyst System Efficiency Below Threshold
  • DTC P0441 (CPC_F) - Evaporative Emission Control System Incorrect Purge Flow
  • DTC P0443 (CPC) - Evaporative Emission Control System Purge Control Valve Circuit Malfunction
  • DTC P0500 (VSP) - Vehicle Speed Sensor Malfunction
  • DTC P0505 (ISC) - Idle Control System Malfunction
  • DTC P0506 (ISC_L) - Idle Control System Rpm Lower Than Expected
  • DTC 507 (ISC_H) - Idle Control System Rpm Higher Than Expected
  • DTC P0600 - Serial Communication Link Malfunction
  • DTC P0601 (Ram) - Internal Control Module Memory Check Sum Error