Engine Controls - Self-Diagnostics
- Connector Identification
- Diagnostic Trouble Code Identification
- Diagnostic Tests
- Notes
- Malfunction Indicator Light (Mil) Malfunction
- Malfunction Indicator Light (MIL) Never Comes On, Even For 2 Seconds, After Ignition Is Turned On (D16Y5 M/T)
- Malfunction Indicator Light (MIL) Never Comes On, Even For 2 Seconds, After Ignition Is Turned On (Except D16Y5 M/T)
- Malfunction Indicator Light (MIL) Stays On Or Comes On After 2 Seconds (D16Y5 M/T)
- Malfunction Indicator Light (MIL) Stays On Or Comes On After 2 Seconds (Except D16Y5 M/T)
- DTC P0107: Map Sensor Circuit Low Voltage Input
- DTC P0108: Map Sensor Circuit High Voltage Input
- 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 (Except D16Y5 M/T): Primary Ho2S-1 Low Voltage
- DTC P0132 (Except D16Y5 M/T): Primary Ho2S-1 Sensor High Voltage
- DTC P0133 & P1163 (D16Y5 M/T): Primary Ho2S-1 Slow Response
- DTC P0135 (Except D16Y5 M/T) Or DTC P0141: Ho2S Heater Circuit Malfunction
- DTC P0137: Secondary Heated Oxygen Sensor-2 (Ho2S-2) Low Voltage
- DTC P0138: Secondary Heated Oxygen Sensor-2 (Ho2S-2) High Voltage
- DTC P0139: Primary Heated Oxygen Sensor-2 (Ho2S-2) Slow Response
- DTC P0171 & P0172: Fuel Supply System
- DTC P0300-P0304: Random Cylinder Misfire Detected
- DTC P0301-P0304: Cylinder Misfire Detected
- DTC P0325 (D16Y5 Continuously Variable Transmission (CVT), B16A2 & D16Y8): Knock Sensor (KS) Circuit Malfunction
- DTC P0335, P0336, P1361, P1362, P1381 & P1382: CKP/TDC/CYP Sensor
- DTC P0401 (D16Y5): EGR Insufficient Flow
- DTC P0420: Catalytic System Efficiency Below Threshold
- DTC P0451: Fuel Tank Pressure (Ftp) Sensor Range/Performance Problem
- DTC P0452: Fuel Tank Pressure (Ftp) Sensor Low Voltage
- DTC P0453: Fuel Tank Pressure (Ftp) Sensor High Voltage
- DTC P0500 & P0501: Vehicle Speed Sensor (VSS) Malfunction
- 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 P1162 (D16Y5 M/T): Primary Heated Oxygen Sensor-1 (Ho2S-1) Circuit Malfunction
- DTC P1164 (D16Y5 M/T): Primary Ho2S-1 Range/Performance Problem
- DTC P1165 (D16Y5 M/T): Primary Ho2S-1 Range/Performance Problem
- DTC P1166 (D16Y5 M/T): Primary Ho2S-1 Heater Circuit Malfunction
- DTC P1167 (D16Y5 M/T): Primary Ho2S-1 Heater Circuit Malfunction
- DTC P1168 (D16Y5 M/T): Primary Ho2S-1 Label Low Voltage Input
- DTC P1169 (D16Y5 M/T): Primary Ho2S-1 Label High Voltage Input
- DTC P1259 (D16Y5 & D16Y8): VTEC Pressure Switch & Solenoid Valve
- DTC P1297: Electrical Load Detector (Eld) Low Voltage Input
- DTC P1298: Electrical Load Detector (Eld) High Voltage Input
- DTC P1336 & P1337: Crankshaft Speed Fluctuation (CKF) Sensor
- DTC P1359: CKP/TDC/CYP Sensor Circuit Problem
- DTC P1456 & P1457: EVAP System Leak Detected
- DTC P1491: EGR System Malfunction
- DTC P1498 (D16Y5): EGR Valve Lift Sensor High Voltage
- DTC P1508 (B16A2, D16Y8 M/T): Idle Air Control (IAC) Valve
- DTC P1509 (A/T & D16Y7): Idle Air Control (IAC) Valve
- DTC P1607: Pcm Internal Circuit